Climate and energy companies including renewable energy, energy storage, carbon capture, sustainability software, and clean technology. Leading the transition to sustainable energy and climate solutions.
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| Brand ↑ | Tags | Revenue | Market Share | Description |
|---|---|---|---|---|
| 1KOMMA5° | B2cB2bEnergyEvHardwarePlatformSaasEuropeAi PoweredStartupUnicorn | - | - | 1KOMMA5° is a German climate-tech unicorn delivering solar, battery, heat pumps, and EV charging as a one-stop shop; €520M 2024 revenue (36% organic g... |
| 24M Technologies | B2bEnergyEvHardwareManufacturingStartupUnicornNorth AmericaGlobalTechnology | - | - | 24M Technologies developed the SemiSolid™ lithium-ion battery platform; raised $87M Series H in Sep 2024 at $1.3B valuation ($500M+ total); 100 MWh Th... |
| 280 Earth | StartupNorth AmericaAgricultureEnergyHardwarePlatform | - | - | 280 Earth uses engineered trees as a bio-based direct air capture system to remove CO2 from the atmosphere; converts captured carbon into biomass for ... |
| ABB Ability | B2bEnergyFortune500GlobalInfrastructureTechnologyPublic | $32.2B | - | ABB (NYSE: ABB) industrial IoT platform connecting 70M+ devices for predictive maintenance and performance analytics; $32.2B revenue competing with Si... |
| AES Corporation | B2bEnergyFortune500GlobalInfrastructurePublic | - | - | Arlington VA global power company (NYSE: AES) at $12.28B 2024 revenue; 32 GW portfolio (50% renewable), Meta solar agreements for AI data centers, 12 ... |
| AiDash | Ai PoweredSaasB2bEnergyInfrastructureGlobalAnalytics | - | - | Satellite + AI SaaS for critical infrastructure climate resilience. $101.5M raised; 185+ utility and transportation customers; Spire Global partnershi... |
| Air Company | B2bB2cEnergyStartupNorth AmericaTechnologyManufacturingHardware | - | - | Air Company converts captured CO2 into carbon-negative products including sustainable aviation fuel (SAF), spirits, and industrial alcohols; technolog... |
| AirMyne | EnergyB2b | - | - | Selected for two separate DOE DAC Hubs (Red Rocks + CALDAC). Breaking ground on commercial pilot in California in 2026. Geothermal-powered DAC cuts en... |
| Alga Biosciences | EnergyStartupB2b | - | - | Alga Biosciences is a biotech company engineering methane-reducing feed additives derived from seaweed to cut livestock methane emissions, addressing ... |
| Alliant Energy | B2bB2cEnergyInfrastructurePublic | - | - | Madison WI Midwest regulated utility (NASDAQ: LNT) at $3.04 EPS (2024); 1,500 MW solar + 1,800 MW wind completed, coal exit by 2040, new CEO Lisa Bart... |
| ALT TEX | EnergyStartupB2b | - | - | ALT TEX creates AI-designed sustainable textile alternatives, using machine learning to develop high-performance fabrics that replace petroleum-based ... |
| Altruistiq | Ai PoweredAnalyticsB2bEnergyEnterpriseEuropePlatformSaas | - | - | London, UK. Raised $10M+. Scope 3 emissions intelligence platform for large enterprises, focusing on data quality and supplier collaboration for compl... |
| Ameren | B2bB2cEnergyInfrastructurePublic | $8.2B | - | St. Louis MO regulated utility (NYSE: AEE) ~$8.2B revenue; 2.4M electric + 900K gas customers in MO/IL, 250MW solar project near Callaway Nuclear (202... |
| American Electric Power | B2bB2cEnergyFortune500InfrastructurePublic | $19.9B | - | Columbus OH multi-state electric utility (NASDAQ: AEP) ~$19.9B FY2024 revenue; 40K+ miles transmission, $54B 2025-2029 capex, Ohio AI data center load... |
| American Water Works | B2cEnergyInfrastructurePublic | $4.3B | - | Largest US publicly traded water utility; 14 million people served; $4.3B FY2024 revenue; $3.3B/year capex through 2028; lead pipe replacement mandate... |
| Ammobia | EnergyAgricultureTechnologyStartupB2b | - | - | Ammobia raised $40M in 2024 for its modular electrochemical ammonia synthesis technology that produces green ammonia from air, water, and renewable el... |
| Amogy | EnergyB2b | - | - | Raised $80M (Jul 2025) at $700M valuation led by Korea Development Bank. Ammonia-to-power for ships and data centers. First to crack ammonia cracking ... |
| AMP Robotics | Ai PoweredAutomationHardwareEnergyNorth AmericaB2bInfrastructure | - | - | $91M Series D; AI sorted 2.5M+ tons of recyclables; 150B+ items identified; targeting municipal solid waste with AMP ONE.... |
| Amperesand | EnergyB2b | - | - | Raised $80M Series A (Nov 2025). Silicon-carbide SST spun out of Nanyang Technological University. Backed by Temasek and TDK Ventures. Targeting 185 G... |
| Antora Energy | EnergyB2b | - | - | $272M total raised. Commercial-scale thermal battery deployments launching in 2026. DOE-backed cement consortium (1.1M tonne CO2/yr reduction). Heat-a... |
| APA Corporation | B2bEnergyPublic | $7.6B | - | Independent E&P with Permian, North Sea, and Egypt; $7.6B FY2024 revenue; offshore Suriname Block 58 (with TotalEnergies) is multi-billion-barrel disc... |
| Apiday | AnalyticsApi FirstB2bEnergyEuropePlatformSaasStartup | - | - | Paris, France. ESG reporting automation platform helping companies comply with EU CSRD and SFDR regulations, with API-first data collection and report... |
| Arbor Energy | EnergyB2b | - | - | Raised $55M Series A + $41M from Frontier (Oct 2025). $1B+ GridMarket order for up to 5 GW of turbines (Mar 2026). SpaceX-alumni team applying rocket ... |
| Arcadia Power | StartupEnergyB2cTechnologyMarketplacePlatform | - | - | Arcadia provides a community solar and clean energy platform enabling any homeowner or renter to access solar savings and clean electricity without ro... |
| Astro | EnergyB2b | - | - | YC-backed AI renewable energy developer finding profitable land/grid connections for solar and wind projects before competitors; addressing the 80-90%... |
| Astronergy | ManufacturingEnergyHardwareGlobalAsia PacificB2bTechnology | - | - | Astronergy (CHINT subsidiary) is a pioneer in n-type TOPCon solar modules with 670W panels at 24.8% efficiency; operates in 140+ countries with 8 glob... |
| Atmos Energy | B2bB2cEnergyInfrastructurePublic | $4.3B | - | Dallas largest US natural gas-only utility (NYSE: ATO) ~$4.3B FY2024 revenue; 3.3M customers in 8 states, Texas population boom tailwind, 6-8% annual ... |
| Atom Power | HardwareEvEnergyB2bInfrastructureNorth AmericaIotManufacturing | - | - | Atom Power makes the world's first UL-listed digital solid-state circuit breaker (Atom Switch) and EV charging hardware; majority acquired by SK Innov... |
| Aurora Solar | SaasB2bAi PoweredEnergyPlatformCloud NativeAnalyticsNorth AmericaGlobalScaleupUnicornSmbEnterprise | - | - | World's leading solar design and sales platform with $537M raised at $4B valuation; named TIME Top GreenTech Company 2025; AI-powered PV design, remot... |
| AutoGrid | Ai PoweredB2bEnergyPlatformTechnology | $22.9M | - | Uplight-acquired DERMS and VPP platform managing 3,500 MW of flexibility for National Grid and NextEra; $160M raised at $22.9M revenue enabling utilit... |
| Avalanche Energy | EnergyB2b | - | - | Compact fusion company raised $29M in Feb 2026 and secured $5.2M DARPA contract in Apr 2026; pursuing desk-sized reactors at 300kV plasma confinement ... |
| Axross | B2bEnergy | - | - | AI HVAC optimization platform reducing industrial energy costs 15-30% in Southeast Asian factories; YC W22 backed competing with Siemens and Honeywell... |
| Baker Hughes | B2bEnergyFortune500GlobalPublic | $27.8B | - | Houston oilfield services and energy technology (NASDAQ: BKR) ~$27.8B FY2024 revenue; IET LNG turbomachinery 38% revenue, Baker Hughes + GE Oil & Gas ... |
| Base Power | EnergyIotStartupB2cTechnology | - | - | Base Power raised $200M Series B in 2025 for its home battery service that deploys Tesla Powerwalls and manages them as a grid-connected virtual power... |
| Better Energy | B2bEnergyEuropePlatformInfrastructureStartupServicesGlobal | - | - | Better Energy is a leading Danish IPP developing and operating utility-scale solar plants across Denmark and Poland; partnered with Industriens Pensio... |
| BeZero Carbon | AnalyticsB2bEnergyEuropeSaasStartupTechnology | - | - | BeZero Carbon rates individual carbon credits on a standardized scale to help buyers assess quality risk across forestry, renewable energy, and other ... |
| Bidgely | Ai PoweredB2bEnergyIotTechnology | - | - | AI energy disaggregation platform turning smart meter data into appliance-level insights for utilities; EV charging detection and personalized efficie... |
| BinSentry | AgricultureB2bEnergyIotSaasSupply Chain | - | - | BinSentry raised $30M+ for its IoT sensor and AI platform that predicts grain bin inventory and quality in real time, helping farmers and agri-busines... |
| Bloom Energy | EnergyHardwarePublicB2b | - | - | San Jose solid oxide fuel cell manufacturer (NYSE: BE) at $1.47B 2024 revenue; $5B Brookfield partnership for AI data center deployment with 1.4 GW in... |
| Blue Frontier | B2bEnergyHardwareStartupNorth AmericaIotTechnology | - | - | Blue Frontier is developing a radically energy-efficient air conditioning system using liquid desiccant technology that stores cooling as chemical ene... |
| Blue Polymers | EnergyManufacturingB2bNorth AmericaStartupSupply ChainInfrastructure | - | - | Blue Polymers is a joint venture of Republic Services and Ravago that converts post-consumer household plastics into recycled resin pellets; opened it... |
| Bolder | B2bEnergyManufacturingTechnologyNorth AmericaStartupSupply Chain | - | - | Bolder Industries (dba Bolder) recovers high-value materials from end-of-life tires through pyrolysis, producing Morelon sustainable carbon black and ... |
| Boston Metal | EnergyManufacturingHardwareB2bStartupNorth AmericaOpen Source | - | - | Boston Metal uses Molten Oxide Electrolysis (MOE) to produce zero-CO₂ steel directly from iron ore using electricity; commissioned first industrial-sc... |
| Braven Environmental | B2bEnergyManufacturingStartupNorth AmericaUs OnlyTechnologySupply Chain | - | - | Braven Environmental processes ~90% of waste plastics via proprietary pyrolysis Reactor Train technology; operates 24/7 in Zebulon, NC; building $145M... |
| Bright | B2cEnergyStartup | - | - | Bright is a solar energy marketplace and community solar provider in Mexico and Latin America, making residential solar accessible through subscriptio... |
| Brighte | B2cB2b2cFintechEnergyMobile FirstGlobalMarketplacePlatformEmerging Markets | - | - | Brighte is Australia's leading solar and home energy financing platform, providing $2B+ in sustainable finance to 200,000+ households; backed by AirTr... |
| C3 AI Energy Management | Ai PoweredB2bEnergyGlobalPlatformTechnologyPublic | - | - | C3.ai enterprise AI application for energy optimization; ML applied to utility and industrial energy data for consumption reduction, predictive mainte... |
| Cala | B2cHardwareEnergyAi PoweredIotStartupNorth America | - | - | Cala makes an AI-powered heat pump water heater that uses advanced sensors and predictive control software to optimize energy use, reduce emissions, a... |
| Carbmee | AnalyticsB2bEnergyEuropePlatformSaasStartupSupply Chain | - | - | Berlin, Germany. Industrial carbon intelligence platform for manufacturing and supply chain decarbonization, focused on product-level carbon footprint... |
| CarbonChain | B2bEnergyStartup | - | - | AI supply chain carbon accounting platform with asset-level facility emissions for metals, mining, and commodities; $24.2M YC-backed serving thyssenkr... |
| Care Weather | EnergyStartupB2b | - | - | Care Weather provides hyperlocal AI weather forecasting APIs for agriculture, insurance, and infrastructure operators, delivering precision forecasts ... |
| Charge Robotics | B2bEnergyEvHardwareStartup | - | - | Solar panel installation robotics startup with autonomous SunBot for commercial rooftop deployments; addressing installer labor shortage constraining ... |
| Charm Industrial | B2bEnergyStartupNorth AmericaAgriculture | - | - | Charm Industrial converts agricultural residues into bio-oil via pyrolysis then injects it underground for permanent CO2 sequestration; has removed 11... |
| CleanCapital | B2bFintechPlatformEnergyNorth AmericaStartupMarketplace | - | - | CleanCapital is a US clean energy investment platform managing a diversified portfolio of distributed solar and storage assets; partners with institut... |
| Climeworks | EnergyB2bB2cEuropePlatformStartup | - | - | Climeworks is the leading commercial direct air capture company — $1B+ in total equity raised, Mammoth DAC plant operational since May 2024, and $162M... |
| CMS Energy | B2bB2cEnergyInfrastructurePublic | $8.4B | - | Jackson MI Michigan regulated utility (NYSE: CMS) ~$8.4B FY2024 revenue; Consumers Energy 6.8M customers, 18 consecutive earnings guidance years, PA 2... |
| Commonwealth Fusion Systems | EnergyStartupB2b | - | - | Commonwealth Fusion Systems (CFS) is building compact high-temperature superconducting fusion reactors, with SPARC demonstrating net energy gain targe... |
| ConocoPhillips | B2bEnergyFortune500GlobalPublic | - | - | Largest independent E&P with 2M BOE/day; $22.5B Marathon Oil acquisition 2024; $40/bbl breakeven portfolio; LNG optionality through APLNG and Port Art... |
| Consolidated Edison | B2bB2cEnergyInfrastructurePublic | - | - | New York City regulated utility (NYSE: ED) at $1,868M adjusted earnings (+6%); CECONY serves 3.6M electric/1.1M gas customers in NYC metro, Clean Ener... |
| Constellation Energy | B2bB2cEnergyFortune500InfrastructurePublic | $23.6B | - | Baltimore largest US nuclear operator (NASDAQ: CEG) at $23.6B FY2024 revenue; 21 reactors, Three Mile Island restarted Sept 2024 for Microsoft AI data... |
| Coolset | AnalyticsB2bEnergyEuropeSaasStartupTechnology | - | - | Coolset is a sustainability management platform for mid-sized companies that automates emissions reporting, tracks reduction initiatives, and prepares... |
| Corgi | EnergySaasStartupB2bAutomation | - | - | Corgi raised $45M in 2025 for AI-powered grid interconnection software that automates the slow, manual queue management process for renewable energy p... |
| Coterra | B2bEnergyPublic | - | - | Houston multi-basin E&P (NYSE: CTRA) at $5.458B 2024 revenue; Permian + Marcellus Shale + Anadarko, 9% 2025 production growth guidance, 5% dividend in... |
| Critical Loop | EnergyHardwareB2bStartupInfrastructure | - | - | $26M Series A led by Conifer Infrastructure Partners in Apr 2026 ($49M total). Modular microgrid systems for flexible industrial energy solutions.... |
| CubicPV | EnergyHardwareStartupNorth AmericaTechnologyManufacturing | - | - | CubicPV (merger of 1366 Technologies + Hunt Perovskite) pivoted from US silicon wafer manufacturing to perovskite tandem modules after market dynamics... |
| Cyclic Materials | B2bEnergyHardwareManufacturingSupply ChainStartupNorth AmericaEv | - | - | Cyclic Materials is a Canadian cleantech company recovering rare earth elements from end-of-life EV motors, wind turbines, and consumer electronics; r... |
| Dandelion Energy | EnergyB2cHardwareStartupNorth AmericaEvIot | - | - | Dandelion Energy makes residential geothermal heating and cooling accessible at scale; launched first-ever geothermal lease program Oct 2025 and partn... |
| Dartboard Energy | EnergyB2b | - | - | AI electricity market analytics for grid-connected battery storage operators; revenue optimization across 5-minute energy auctions with regulatory com... |
| Devon Energy | B2bEnergyPublic | $14B | - | Oklahoma City multi-basin oil & gas E&P (NYSE: DVN) ~$14B revenue; Permian Delaware Basin + Williston Bakken (Grayson Mill $5B acquisition), fixed+var... |
| DG Matrix | EnergyB2b | - | - | Raised $60M Series A (Feb 2026) led by Engine Ventures with ABB, Chevron Technology Ventures, Clean Energy Ventures. Interport device: 2.4 MW power ro... |
| Diamondback Energy | B2bEnergyPublic | - | - | Third-largest Permian producer after $26B Endeavor acquisition (2024); 880,000 BOE/day; sub-$38/bbl breakeven; 6,000+ tier-1 locations; disciplined ca... |
| Diligent ESG | AnalyticsB2bEnergyEnterpriseGlobalPlatformPublicSaas | - | - | New York NY. Board governance and ESG management platform serving 700,000+ board members globally, acquired Galvanize and BoardEffect for integrated r... |
| Dominion Energy | B2bB2cEnergyFortune500InfrastructurePublic | - | - | Richmond VA regulated utility (NYSE: D); $50.1B five-year capital plan (2025-2029, $17B data center driven), 33 GW → 47 GW contracted data center in N... |
| DTE Energy | B2bB2cEnergyInfrastructurePublic | $12.7B | - | Michigan's largest utility with $12.7B FY2024 revenue; $25B electric capex through 2027; 80% CO2 reduction by 2040; DT Midstream spun off 2022; data c... |
| Duke Energy | B2bB2cEnergyFortune500InfrastructurePublic | $29B | - | Charlotte NC regulated utility (NYSE: DUK) ~$29B revenue; 8.4M electric customers, Carolinas load growth 8x prior trend from semiconductor/data center... |
| E-Gap | B2cB2bEvEnergyMobile FirstEuropeStartupServicesPlatformTechnology | - | - | E-Gap operates mobile on-demand EV charging vans across Italy, France, and Spain; has completed 100,000+ recharges in 5 European countries with 100+ s... |
| Eaton Corp | EnergyPublicB2b | $24.9B | - | Eaton Corp (ETN) reported $24.9B revenue in FY2024, up 8% YoY. Global leader in power management for data centers, utilities, and industry. ~100,000 e... |
| Eavor Technologies | EnergyGlobalStartupScaleupHardwareTechnologyB2bNorth AmericaEurope | - | - | Achieved first power delivery to the German national grid from its Geretsried closed-loop geothermal facility in 2025 — the world's first commercial p... |
| Ebb Carbon | B2bEnergyStartupNorth AmericaHardwareGlobal | - | - | Ebb Carbon uses electrochemical ocean alkalinity enhancement (OAE) to accelerate CO2 absorption by seawater and reduce ocean acidity; founded by ex-Te... |
| Edison International | B2bB2cEnergyFortune500InfrastructurePublic | $17.6B | - | Rosemead CA Southern California Edison utility (NYSE: EIX) ~$17.6B FY2024 revenue; Jan 2025 LA wildfire liability exposure, $35B+ 2025-2028 capital pl... |
| Electric Era | B2bEvEnergyHardwareAi PoweredNorth AmericaStartupInfrastructureTechnology | - | - | Electric Era's PowerNode EV charging stations use battery storage to deliver 200kW fast charging with only 120kW of grid demand; achieved 98%+ uptime;... |
| Electric Hydrogen | B2bEnergyHardwareManufacturingGlobalScaleupStartupTechnology | - | - | Electric Hydrogen designs and manufactures 100MW+ industrial electrolyzer systems for green hydrogen production at scale; raised $380M in funding incl... |
| Element Energy | EnergyHardwareEvInfrastructureNorth AmericaB2bStartupTechnology | - | - | Element Energy's adaptive, distributed BMS extends battery pack life by up to 50% and increases throughput 50%; it commissioned the world's largest se... |
| Emerald AI | EnergyB2b | - | - | Raised $68M total in 16 months. Backed by Nvidia, GE Vernova, Siemens. Turns AI data centers into dispatchable grid assets. 96MW Virginia deployment u... |
| Emitwise | Ai PoweredAnalyticsB2bEnergyEuropeSaasStartupTechnology | - | - | Emitwise provides enterprise greenhouse gas management software with automated Scope 3 supply chain emissions calculation powered by machine learning.... |
| EnergyX | B2bStartupNorth AmericaEnergyHardwareTechnologyManufacturingLatin America | - | - | EnergyX develops direct lithium extraction (DLE) technology and solid-state battery systems; its LiTAS membrane technology achieves up to 90% lithium ... |
| EnerVenue | EnergyB2b | - | - | NASA-derived nickel-hydrogen battery company raised $300M Series B extension in Mar 2026 bringing total to $445M; lithium-free batteries rated for 30,... |
| Enevate | B2bEvEnergyHardwareStartupTechnologyNorth America | - | - | Enevate develops silicon-dominant lithium-ion batteries enabling 15-minute EV fast charging; $110M+ raised from Renault-Nissan-Mitsubishi, LG Chem, Sa... |
| Enpal | B2cEnergyEuropePlatformHardwareSaasScaleupEu OnlyEv | - | - | Enpal is a Berlin-based residential solar company offering homeowners solar panels, battery storage, heat pumps, and EV chargers via a rental model wi... |
| Ensyn | EnergyTechnologyNorth AmericaB2bManufacturingSupply ChainStartup | - | - | Ensyn is a Canadian renewable energy company producing low-carbon biofuels from non-food biomass via proprietary Rapid Thermal Processing (RTP) techno... |
| Entergy | B2bB2cEnergyFortune500InfrastructurePublic | $12B | - | New Orleans Gulf South regulated utility (NYSE: ETR) ~$12B revenue; 1,500 MW new gas gen for Meta data center (Entergy Louisiana), nuclear baseload, M... |
| EOG Resources | B2bEnergyPublic | $23.3B | - | Top-tier US independent E&P with 1.07M BOE/day; premium-return drilling culture; Dorado gas play for LNG; $23.3B FY2024 revenue; near-zero net debt wi... |
| EOS Energy | StartupEnergyTechnologyB2bManufacturingPublic | - | - | EOS Energy makes zinc-based battery storage systems offering a safer and lower-cost alternative to lithium-ion for long-duration grid storage applicat... |
| EQT Corporation | B2bEnergyPublic | - | - | Pittsburgh largest US natural gas producer (NYSE: EQT) at 2,100+ Bcfe annual volume; Marcellus Shale + Mountain Valley Pipeline completed, Equitrans M... |
| Equatic | EnergyB2b | - | - | North America's first commercial-scale ocean CDR plant under construction in Quebec with Deep Sky. Boeing offtake for 62,000 tCO2. Dual revenue: CO2 r... |
| Evergy | B2bB2cEnergyInfrastructurePublic | $2.6B | - | Evergy (NYSE: EVRG) reported ~$2.6B revenue in FY2024; regulated electric utility serving 1.7M customers in Kansas and Missouri; multi-year capital pr... |
| Eversource Energy | B2bB2cEnergyInfrastructurePublic | $11.7B | - | Springfield MA regulated New England utility (NYSE: ES) ~$11.7B FY2024 revenue; offshore wind exit $1.1B to GIP, 4.4M customers CT/MA/NH, refocused re... |
| Exelon | B2bB2cEnergyFortune500InfrastructurePublic | $21.6B | - | Chicago Mid-Atlantic/Midwest regulated utility (NASDAQ: EXC) ~$21.6B FY2024 revenue; ComEd/PECO/BGE/Pepco/Delmarva/ACE 10.2M customers, $34.5B capex 2... |
| Exowatt | StartupEnergyHardwareAi PoweredB2bNorth AmericaInfrastructureScaleup | - | - | Exowatt builds modular 24/7 dispatchable solar systems (P3) that store solar energy as heat for around-the-clock AI data center power; raised $140M+ i... |
| Expand Energy | B2bEnergyPublic | - | - | Oklahoma City largest US pure-play natural gas E&P (NASDAQ: EXE); Chesapeake + Southwestern merger Oct 2024, 7.3+ Bcfe/d production, Haynesville LNG e... |
| ExxonMobil | B2bEnergyFortune500GlobalPublic | $339B | - | Spring TX integrated oil and gas (NYSE: XOM) at $33.7B 2024 earnings, $339B revenue; Pioneer $60B acquisition doubles Permian to 1.3M BOE/day, $36B sh... |
| Fervo Energy | EnergySaasB2b | - | - | Enhanced geothermal leader raised $462M Series E in Dec 2025 led by B Capital with Google; Cape Station delivering 100MW in 2026, 500MW by 2028; ~$1.5... |
| FigBytes | AnalyticsAutomationB2bEnergyEnterpriseNorth AmericaPlatformSaas | - | - | Ottawa Canada ESG management and reporting platform for enterprises and municipalities with deep Salesforce ecosystem integration;... |
| First Solar | EnergyHardwarePublicB2b | - | - | Tempe AZ US solar module leader (NASDAQ: FSLR) at $4.2B 2024 revenue (+27%) with 23.5 GW total capacity; $330M South Carolina factory adding 3.7 GW an... |
| FirstEnergy | B2bB2cEnergyInfrastructurePublic | $13.5B | - | Akron OH Midwest/Mid-Atlantic regulated utility (NYSE: FE) ~$13.5B FY2024 revenue; HB 6 scandal recovery complete, $26B 2024-2028 capex, 6M customers ... |
| Form Energy | EnergyB2b | - | - | Secured $1B Google data center deal (Feb 2026) + 12 GWh Crusoe deal (Mar 2026). Pursuing ~$500M pre-IPO round. World's largest iron-air battery commer... |
| Fourth Power | EnergyB2b | - | - | Raised $45M total including $20M Series A (Munich Re Ventures, DCVC, Breakthrough Energy). Integrated demo unit completing 2026. Targets 10x cheaper s... |
| GE Digital Grid Solutions | B2bEnergyFortune500GlobalInfrastructurePublic | - | - | GE Vernova grid management software for utilities; Smallworld GIS, SCADA/EMS, and ADMS platforms benefiting from massive grid modernization investment... |
| GE Vernova | EnergyFortune500GlobalInfrastructurePublicB2b | $34.9B | - | Cambridge MA energy equipment spin-off from GE (NYSE: GEV) at $34.9B revenue 2024; 7,000+ gas turbines and 55,000 wind turbines generating 25-30% of g... |
| General Fusion | EnergyHardwareTechnologyNorth AmericaStartupGlobal | - | - | General Fusion achieved first plasma with its LM26 Magnetized Target Fusion machine in March 2025; announced SPAC deal to list on Nasdaq as "GFUZ" in ... |
| Gradiant | EnergyB2b | - | - | Unicorn valuation ($1B+). $50M debt from HSBC (Oct 2025). 1,300 employees. Serves TSMC, Coca-Cola, and Pfizer with proprietary water treatment at ente... |
| Gradient Comfort | EnergyB2b | - | - | $17.5M DOE manufacturing grant for Detroit factory (100,000 units/year). Deployed in NYC and Boston public housing. Nexus building management product ... |
| GranBio | EnergyManufacturingAgricultureLatin AmericaTechnologyB2bStartup | - | - | GranBio is a Brazilian industrial biotech company converting sugarcane biomass into second-generation ethanol, sustainable aviation fuel, biochemicals... |
| Greenly | AnalyticsB2bEnergyEuropeSaasStartupTechnology | - | - | Greenly is a carbon accounting platform helping SMEs and enterprises measure, reduce, and offset their greenhouse gas emissions with automated data co... |
| GridBeyond | EnergyB2b | - | - | AI-powered energy management platform for grid-scale optimization; raised $94.5M total including Samsung Ventures backing; headquartered in Dublin;... |
| GridPoint | EnergyIotAi PoweredSaasB2bNorth AmericaAutomationAnalyticsTechnologyPlatform | - | - | GridPoint is an Arlington VA smart energy management company founded in 2003; deploys IoT-based platform to optimize HVAC, lighting, and energy use in... |
| Gridware | B2bEnergyInfrastructureIotStartupTechnology | - | - | Gridware is a grid intelligence company deploying sensor hardware on power lines to detect grid faults, prevent wildfires, and improve outage response... |
| H2 Green Steel | EnergyGlobalB2b | - | - | Boden Sweden green hydrogen steel plant (rebranded from H2 Green Steel to Stegra 2024); €6.5B funded with 800MW electrolyzer and Volvo/Mercedes/Porsch... |
| Halliburton | B2bEnergyFortune500GlobalPublic | $22.9B | - | Houston oilfield completions and drilling (NYSE: HAL) $22.9B FY2024 revenue; #1 US hydraulic fracturing, Zeus E-frac, international expansion, $4.0B a... |
| Halter | EnergyB2b | - | - | New Zealand ag-tech company raised $220M Series E at $2B valuation led by Founders Fund; 1M+ solar-powered AI cattle collars sold; 2,000+ ranchers acr... |
| Harvest Thermal | StartupEnergyB2cHardwareTechnology | - | - | Harvest Thermal makes a smart home heating and cooling system that stores thermal energy during cheap overnight hours and uses it during the day, cutt... |
| Heirloom Carbon | EnergyB2b | - | - | $475M committed for two Louisiana DAC facilities (17K + 100K tonne/yr). First commercial-scale DAC going operational in 2026. DOE Project Cypress hub ... |
| Helion Energy | EnergyStartupB2b | - | - | Helion Energy is a leading private nuclear fusion company pursuing the world's first commercial fusion power plant, with a power purchase agreement wi... |
| Heron Power | EnergyB2b | - | - | Raised $140M Series B (Feb 2026) led by a16z American Dynamism and Breakthrough Energy Ventures. Founded by ex-Tesla SVP Drew Baglino. Factory targeti... |
| Highland Electric Fleets | EvEnergyB2bEnterpriseNorth AmericaStartupHardwareInfrastructure | - | - | Highland Electric Fleets is North America's leading Electrification-as-a-Service provider for school districts and municipalities; raised $150M from A... |
| Hilo | EnergyIotTechnologyStartupB2c | - | - | Hilo raised $100M+ and operates the largest residential demand response network in Quebec, using smart home devices to reduce grid stress during peak ... |
| Hithium | EnergyManufacturingHardwareGlobalAsia PacificB2bEnterpriseEvScaleup | - | - | Hithium ranked Top 2 globally in energy storage battery shipments in 2025 amid 94% industry YoY growth; filed for HK IPO in March 2025; launched world... |
| Huasun Energy | EnergyHardwareManufacturingGlobalPublicAsia PacificEvScaleupTechnology | - | - | Huasun Energy is a Chinese solar manufacturer specializing in high-efficiency heterojunction (HJT) solar modules; has achieved world-record HJT cell e... |
| Hydrostor | EnergyB2b | - | - | Willow Rock 500MW/4,000MWh A-CAES project received final power plant license (Dec 2025). California Community Power offtake signed (Feb 2026). Groundb... |
| HyLight | EnergyStartupB2b | - | - | Paris YC W23 hydrogen autonomous airships for pipeline/power line inspection with 220-mile range; $3.94M Ring Capital Series A Apr 2024 with Tesla co-... |
| HyperSciences | EnergyStartupHardwareTechnologyNorth AmericaB2b | - | - | HyperSciences develops hypersonic projectile-based drilling systems (HyperDrill) to reduce geothermal drilling costs; raised $33.3M total; received U.... |
| HyWatts | EnergyHardwareEvStartupNorth AmericaB2bTechnologyInfrastructure | - | - | HyWatts is developing zero-emission hydrogen fuel cell power systems targeting EV charging stations, data centers, and off-grid applications; early-st... |
| I-Pulse | B2bEnergyHardwareAgricultureTechnologyGlobalNorth AmericaEuropeStartupAi Powered | - | - | I-Pulse raised $461M (including a Codelco strategic investment in Oct 2025) to commercialize pulsed power technology for geothermal drilling, mining, ... |
| Impossible Metals | B2bEnergyStartup | - | - | Impossible Metals is developing underwater robotic collectors for deep-sea polymetallic nodules, providing a low-impact source of critical metals for ... |
| Industrial Sun | B2bEnergyInfrastructureNorth AmericaStartupManufacturing | - | - | Industrial Sun is a Texas-based utility-scale solar developer focused on large-scale solar projects for industrial and commercial clients in the US; p... |
| Inertia Enterprises | EnergyB2b | - | - | Raised $450M Series A (Feb 2026) — largest fusion Series A ever — led by Bessemer and GV. Founded by Twilio co-founder Jeff Lawson and NIF lead scient... |
| Infinitum | EnergyHardwareManufacturingStartupNorth AmericaEvTechnologyB2b | - | - | Infinitum develops high-efficiency, lightweight electric motors using printed circuit board (PCB) stator technology; its motors are 50% lighter and 10... |
| Iontra | B2bHardwareTechnologyEnergyEvNorth AmericaStartupMobile FirstIot | - | - | Iontra develops patented battery charge-control technology that improves lithium and zinc battery performance, longevity, and safety through adaptive ... |
| Itron | B2bEnergyGlobalHardwareInfrastructureIotPublicTechnology | $2.4B | - | $2.4B revenue 2024 (+12% YoY); $324M EBITDA (+43% YoY); $208M free cash flow (+$110M YoY); 2M Xcel Energy meters Jan 2024; 7.7M HEDNO Greece contract ... |
| Jetti Resources | B2bEnergyTechnologySupply ChainStartupNorth AmericaGlobalUnicorn | - | - | Jetti Resources uses proprietary catalytic technology to unlock copper extraction from low-grade primary sulfides (chalcopyrite); raised $168M total a... |
| Jord BioScience | AgricultureTechnologyEnergyStartupB2b | - | - | Jord BioScience raised $25M in 2025 for biological soil amendments that enhance nitrogen fixation and phosphorus solubilization, reducing synthetic fe... |
| Keeling Labs | B2bEnergyStartup | - | - | LA battery AI using reinforcement learning for grid-scale BESS optimization with CAISO certification; YC $3M seed from Rivian battery data science tea... |
| Kinder Morgan | B2bEnergyInfrastructurePublic | $14.8B | - | Houston natural gas pipeline infrastructure (NYSE: KMI) ~$14.8B FY2024 revenue, $8.0B Adj. EBITDA; 79K miles pipelines, AI data center gas demand tail... |
| Kitekraft | EnergyStartupB2b | - | - | Kitekraft is a German airborne wind energy company developing kites that fly at high altitudes where wind is stronger and more consistent, generating ... |
| KoBold Metals | EnergySaasB2b | - | - | AI mineral exploration startup raised $537M Series C at $2.96B valuation in Jan 2025; discovered major Zambian copper deposit; 60 projects across 4 co... |
| Kraken Technologies | EnergySaasB2b | - | - | Octopus Energy AI platform spun out at $8.65B valuation with $1B funding led by D1 Capital; 50M+ accounts managed; $500M+ contracted ARR; separation t... |
| Kyoto Fusioneering | B2bEnergyStartupAsia PacificQuantumHardwareGlobalServices | - | - | Kyoto Fusioneering is a Japanese fusion engineering company that raised ¥9.3B (Series C ext.); partnered with the US DOE and Oak Ridge National Labora... |
| Landis+Gyr | B2bEnergyGlobalHardwareInfrastructureIotPublicTechnology | - | - | Swiss smart meter and grid technology company with CHF 2B revenue; advanced metering infrastructure and grid analytics for utility modernization servi... |
| LanzaTech | EnergyB2bPublicGlobalStartupTechnologyManufacturing | $12M | - | Public carbon recycling company (Nasdaq: LNZA) converting industrial waste gases into sustainable fuels and chemicals via gas fermentation; Q1 2026 re... |
| Leap Energy | StartupEnergyTechnologyB2bPlatform | - | - | Leap provides a market access platform enabling distributed energy resources like batteries, EV chargers, and smart devices to participate in wholesal... |
| LevelTen Energy | B2bEnergyMarketplacePlatformSaasAnalyticsNorth AmericaGlobalStartupScaleup | - | - | LevelTen Energy closed a $65M Series D in July 2024 backed by Google, Microsoft, and ICE; facilitated 154M MWh of clean energy PPAs in 2024 (45% more ... |
| Lilac Solutions | EnergyStartupB2b | - | - | Oakland DLE lithium extraction technology ($318M total, $145M T. Rowe Price Series C); 5th gen 20x production rates with 1-acre = 10,000-acre evaporat... |
| Lunar Energy | EnergyB2b | - | - | Raised $232M total ($130M Series C + $102M Series D) in Feb 2026 at $1B+ unicorn valuation. Founded by Tesla's former head of energy. VPP software for... |
| Lyten | B2bEnergyHardwareEvManufacturingStartupNorth AmericaTechnology | - | - | Lyten develops lithium-sulfur batteries using a proprietary 3D graphene platform targeting 4x energy density over lithium-ion; raised $200M+ from Lock... |
| Mainspring Energy | EnergyHardwareInfrastructureB2bStartupScaleupManufacturingNorth AmericaEnterpriseIotPlatform | - | - | Clean energy co making fuel-flexible linear generators (250kW, 46% efficiency, near-zero NOx). $800M+ raised; Series F $258M led by General Catalyst (... |
| Malta Inc | StartupEnergyTechnologyB2bHardware | - | - | Malta Inc stores electricity as heat in molten salt and cold in antifreeze for days or weeks, enabling long-duration grid storage from cheap renewable... |
| Marathon Petroleum | EnergyFortune500PublicB2b | - | - | Findlay OH petroleum refining (NYSE: MPC); largest US refiner 3M barrels/day, CEO Maryann Mannen elected Chairman (Jan 2026), MPLX midstream MLP, Mart... |
| Marvel Fusion | EnergyStartupEuropeTechnologyHardwareGlobalQuantum | - | - | Marvel Fusion is a Munich-based nuclear fusion company using short-pulse high-intensity lasers and nanostructured fuel targets to develop clean fusion... |
| Metafuels | EnergyB2b | - | - | Raised $24M Series A (Feb 2026) led by UVC Partners. €1.92M Dutch government grant (Apr 2026). Building e-SAF plant at Port of Rotterdam with Evos. 90... |
| Mura Technology | EnergyB2bManufacturingGlobalEuropeSupply ChainTechnology | - | - | Mura Technology raised $190M including $100M from KBR; its Hydro-PRT supercritical water process converts waste plastics to fossil-equivalent feedstoc... |
| Nanotech Energy | HardwareEnergyStartupManufacturingNorth AmericaEvTechnology | - | - | Nanotech Energy manufactures non-flammable graphene-based lithium-ion batteries with superior energy and power density; began delivering new 21700 cel... |
| Natron Energy | EnergyEvHardwareB2b | - | - | Holland MI sodium-ion battery manufacturer (founded 2012) — PERMANENTLY CLOSED September 2025; $373M raised, $65.7M 2024 revenue, first US commercial ... |
| Net0 | AnalyticsAutomationB2bEnergyPlatformSaasSmbStartup | - | - | Carbon management platform for SMEs and mid-market companies with automated data collection and net-zero pathway planning across all emission scopes;... |
| Newcleo | EnergyHardwareStartupEuropeTechnologyInfrastructure | - | - | Newcleo develops Gen IV lead-cooled fast reactors fueled by nuclear waste; $755M+ total private funding; $125M raised in 2025; 900+ employees; €80M+ 2... |
| Newlight | EnergyManufacturingB2bB2cStartupNorth AmericaTechnologyHardware | - | - | Newlight converts greenhouse gases and air into AirCarbon, a natural biodegradable PHB biopolymer made using ocean microorganisms; consumer brand incl... |
| NextEra Energy | EnergyPublicB2b | $24.5B | - | World's largest wind/solar producer and FPL Florida utility; $24.5B FY2024 revenue; IRA tax credits supercharge renewable economics; data center hyper... |
| Nextracker | EnergyHardwarePublicB2b | $3B | - | Fremont CA solar tracker market leader (NASDAQ: NXT) ~$3B revenue; TrueCapture AI sky-sensing software, $40M AI+Robotics acquisitions (OnSight/SenseHa... |
| Nira Energy | B2bEnergy | - | - | Grid capacity mapping platform for solar and storage developers pre-computing interconnection availability; $66M raised serving AES and Invenergy with... |
| NiSource | B2bB2cEnergyInfrastructurePublic | - | - | Merrillville IN regulated utility (NYSE: NI) at $5.5B 2024 revenue; $19.4B 2025-2029 capex plan for 8-10% rate base growth with Columbia Gas/NIPSCO br... |
| Normative | AnalyticsB2bEnergyEuropeSaasStartupTechnology | - | - | Normative is a carbon accounting software company providing science-based emissions calculation and reduction planning for companies pursuing validate... |
| NRG Energy | B2cEnergyPublic | $29.1B | - | Competitive retail electricity + home services company; $29.1B FY2024 revenue; Vivint Smart Home acquisition 2023 bundles security/automation with pow... |
| Nuvation Energy | StartupEnergyTechnologyB2b | - | - | Nuvation Energy provides advanced battery management systems and energy storage solutions that improve the safety, longevity, and performance of large... |
| Occidental Petroleum | B2bEnergyFortune500Public | $26.2B | - | Permian-led integrated E&P with $26.2B FY2024 revenue; Berkshire Hathaway ~29% stake; $12B CrownRock acquisition 2023; STRATOS world's largest DAC pla... |
| Octopus Energy | B2cB2bEnergySaasPlatformEuropeGlobalAi PoweredIotTechnologyScaleupUnicorn | - | - | Octopus Energy is a $9B+ global renewable energy leader with £15.4B 2025 revenue; its Kraken AI platform serves 60M accounts globally; spinning off Kr... |
| Ohmium | EnergyB2b | - | - | $297M total raised. Bengaluru factory actively shipping PEM electrolyzers at commercial volumes in 2026. Modular design for distributed hydrogen proje... |
| Oklo | EnergyStartupPublicB2b | - | - | Oklo (OKLO) is a next-generation fission company developing advanced small modular nuclear reactors for clean baseload power. Has a 20-year power agre... |
| Omnidian | EnergySaasB2bPlatformNorth AmericaStartupAi Powered | - | - | Omnidian raised $87M Series C in April 2025 led by B Capital, tripling revenue from 2022 to 2024; provides 24/7 monitoring, proactive maintenance, and... |
| Oneok | B2bEnergyPublic | $23.7B | - | Diversified midstream infrastructure with $23.7B FY2024 revenue; $18.8B Magellan acquisition 2023 adds 9,800-mile refined products pipeline; 40,000 to... |
| Optera | AnalyticsB2bEnergyEnterpriseNorth AmericaPlatformSaasSupply Chain | - | - | Denver CO supply chain sustainability management platform for scope 3 supplier engagement; serves mid-market and large enterprises in manufacturing, r... |
| Oracle Utilities | B2bEnergyFortune500GlobalInfrastructurePlatformTechnology | - | - | Oracle (ORCL) utility software serving 2,000+ utilities with CIS billing, smart meter data management, and grid operations; largest global utility sof... |
| Orbio Earth | Ai PoweredB2bEnergyStartup | - | - | Satellite methane emissions monitoring platform for oil and gas, agriculture, and waste sectors; $4M from Initialized Capital, YC, and ESA BIC support... |
| osapiens | EnergyB2b | - | - | German ESG software unicorn raised $100M Series C at $1B+ from BlackRock-Temasek JV Decarbonization Partners in Jan 2026; 2,400+ customers using 25+ s... |
| OVO Energy | B2cEnergyEvEuropeEu OnlyPlatformTechnology | - | - | OVO Energy is the UK's fourth-largest domestic energy supplier serving ~4M customers (1 in 8 British households for electricity); E.ON announced acqui... |
| Paces | B2bEnergyStartup | - | - | Agentic AI platform accelerating renewable energy project development with site screening and permitting intelligence; $13M+ raised competing for clea... |
| Pachama | EnergyB2b | - | - | AI forest carbon monitoring pioneer acquired by Carbon Direct in late 2025; satellite plus ML platform for verifying carbon credits across 50+ countri... |
| Pacific Fusion | EnergyStartupHardwareNorth AmericaQuantum | - | - | Pacific Fusion is developing a magnetized target fusion system designed to compress deuterium-tritium fuel to achieve affordable, clean fusion energy;... |
| Paebbl | EnergyB2b | - | - | Dutch climate tech converting captured CO2 into building materials. Carbon mineralization 10M times faster than nature. $25M raised. World's first CO2... |
| Palmetto Clean Technology | StartupEnergyB2cTechnologyPlatform | - | - | Palmetto is a residential solar technology platform connecting homeowners with solar providers and providing software to help installers grow their bu... |
| Pano AI | Ai PoweredB2bSaasEnergyStartupNorth AmericaHardwareIot | - | - | Pano AI raised $44M Series B in June 2025 led by Giant Ventures; protects nearly 30M acres across 10 U.S. states, 5 Australian states, and British Col... |
| Pathzero | B2bSaasPlatformEnergyAnalyticsStartupAsia PacificSmbEnterprise | - | - | Pathzero provides a SaaS platform for SMBs and enterprises to measure, manage, and reduce carbon emissions across Scope 1, 2, and 3; offers expert adv... |
| Persefoni | AnalyticsB2bEnergyEnterprisePlatformSaasStartup | - | - | Persefoni is an enterprise climate management platform enabling companies to measure, analyze, and report greenhouse gas emissions with audit-ready ou... |
| PG&E Corporation | B2bB2cEnergyFortune500InfrastructurePublic | $22.7B | - | San Francisco Northern California utility (NYSE: PCG) ~$22.7B FY2024 revenue; post-2020 bankruptcy, 10K miles undergrounding program, Silicon Valley A... |
| Phase Biolabs | B2bEnergyStartup | - | - | Phase Biolabs develops microbe-based agricultural biostimulants that boost crop resilience and yields while reducing dependence on synthetic fertilize... |
| Phillips 66 | EnergyFortune500PublicB2b | - | - | Houston diversified energy (NYSE: PSX) at $145.5B 2024 revenue; Coastal Bend NGL acquisition $2.2B (2024), Rodeo renewable diesel/SAF complex, LA Refi... |
| Pinnacle West Capital | B2bB2cEnergyInfrastructurePublic | - | - | Phoenix AZ regulated utility (NYSE: PNW) at $5.12B 2024 revenue, net income +21%; TSMC/Intel semiconductor fab + data center load growth driving 2.1% ... |
| Plan A | AnalyticsAutomationB2bEnergyEuropePlatformSaasStartup | - | - | Berlin Germany sustainability and carbon management SaaS raised €20M+; serves 200+ companies across Europe;... |
| Polymateria | EnergyStartupEuropeB2bManufacturingTechnologySupply Chain | - | - | Polymateria is a UK materials technology company founded in 2015 developing Biotransformation technology that enables conventional plastics to fully b... |
| Powin | StartupEnergyTechnologyB2bManufacturing | - | - | Powin delivers utility-scale battery energy storage systems with integrated software for grid operators and utilities managing the clean energy transi... |
| PPL Corporation | B2bB2cEnergyInfrastructurePublic | - | - | Allentown PA regulated utility (NYSE: PPL) serving 3.5M customers in PA/KY/RI; $20B capital plan 2025-2028 (+40%), 9.8% rate base growth, 6-8% EPS/div... |
| Prisma Photonics | B2bEnergyIotAi PoweredInfrastructureSaasAnalyticsCybersecurityMiddle EastStartupScaleup | - | - | Prisma Photonics uses existing optical fiber cables as distributed sensors to monitor power grids, pipelines, and railways for physical disturbances a... |
| Prometheus Fuels | EnergyHardwareStartupNorth AmericaB2bTechnologyManufacturing | - | - | Prometheus Fuels captures CO2 directly from the air and converts it into gasoline and jet fuel using an electrochemical process; raised $12M+ from Y C... |
| Public Service Enterprise Group | B2bB2cEnergyInfrastructurePublic | $9.8B | - | NJ's largest regulated utility with ~4.2M combined electric/gas customers; $9.8B FY2024 revenue; pure regulated utility after nuclear/fossil divestitu... |
| Pylon | EnergyStartupB2b | - | - | Cairo utility management platform reducing revenue losses by 45% for 11 utilities across Egypt and Philippines; $19M Endure Capital-backed with 1M+ me... |
| Quanta Services | B2bEnergyEnterpriseGlobalInfrastructureManufacturingPublic | $23.6B | - | Houston specialty utility contractor (NYSE: PWR) $23.6B FY2024 revenue (+13%); largest US electric power contractor, data center electrical constructi... |
| Quilt | EnergyB2b | - | - | Raised $20M Series B (Dec 2025) led by Energy Impact Partners and Galvanize Climate Solutions. ~1,000 units across 16 US states and 5 Canadian provinc... |
| Raptor Maps | B2bEnergyStartup | - | - | Raptor Maps is a solar energy analytics company using AI and drone imagery to inspect solar farms, detect panel defects, and optimize energy productio... |
| Redwood Materials | B2bEnergyManufacturingHardwareNorth AmericaSupply Chain | - | - | Redwood Materials, founded by Tesla co-founder JB Straubel, recycles lithium-ion batteries and manufactures domestic anode and cathode materials — $6B... |
| Remora | EnergyStartupB2b | - | - | Carbon capture device for semi trucks and freight trains reducing diesel exhaust; $117M raised from Lowercarbon and USV with Union Pacific and Norfolk... |
| Rheom Materials | B2bStartupManufacturingEnergyGlobalTechnology | - | - | Rheom Materials (fka Bucha Bio) produces Shorai biobased leather alternative (92%+ biobased, 80% lower carbon vs synthetic) and Benree injection-moldi... |
| RoadRunner | B2bEnergySaasPlatformNorth AmericaStartupSupply ChainTechnologyAutomation | - | - | RoadRunner provides commercial waste management and recycling services powered by route optimization software; raised $70M Series C in 2021; serves 10... |
| Rondo Energy | StartupEnergyTechnologyB2bManufacturing | - | - | Rondo Energy builds heat batteries that store renewable electricity as high-temperature heat for industrial processes, decarbonizing hard-to-abate man... |
| Rubicon Carbon | AnalyticsB2bEnergyPlatformServicesStartupTechnology | - | - | Rubicon Carbon is a carbon credit investment and distribution platform aggregating high-quality credits from vetted projects for corporate buyers seek... |
| RUUF | EnergyStartupB2b | - | - | Santiago solar marketplace connecting Chilean homeowners to installers and financing; YC-backed $1.21M with former energy minister backing, facilitati... |
| Sakuu | B2bEnergyHardwareManufacturingStartupTechnologyNorth AmericaEvAi Powered | - | - | Sakuu's Kavian® dry-process 3D printing platform for battery electrodes entered commercial orders in Jan 2025; reduces factory footprint 60%, energy 4... |
| SAP for Utilities | B2bEnergyFortune500GlobalInfrastructurePlatformTechnologyPublic | - | - | SAP (NYSE: SAP) utility industry software suite with meter-to-cash billing, asset management, and workforce management for electric/gas/water utilitie... |
| Schlumberger | EnergyPublicB2b | $36.3B | - | Schlumberger / SLB (SLB) reported ~$36.3B revenue in FY2024. World's largest oilfield services company providing drilling, completion, production, and... |
| Schneider Electric EcoStruxure | B2bEnergyFortune500GlobalInfrastructureIotPlatformTechnologyPublic | - | - | Schneider Electric (EPA: SU) EcoStruxure IoT platform across 480K+ installations and 1B+ connected devices; record $22.... |
| Seabound | EnergyStartupB2b | - | - | Maritime carbon capture startup using calcium oxide chemistry to capture ship exhaust CO2 as solid calcium carbonate for offloading; onboard retrofit ... |
| Sealed | StartupEnergyB2cServicesFintech | - | - | Sealed finances and installs home weatherization and electrification upgrades, paying itself back from the energy savings generated by the improvement... |
| Sempra | B2bB2cEnergyInfrastructurePublic | $17.1B | - | Sempra (SRE) reported ~$17.1B revenue in FY2024. Major utility holding company owning SoCal Gas, SDG&E, and growing LNG export infrastructure in Texas... |
| Sense | Ai PoweredB2cEnergyHardwareIot | - | - | Cambridge home energy monitor using ML to identify appliances from electrical signatures; $56M GV-backed competing with Emporia for solar and EV house... |
| Siemens Energy | B2bEnergyFortune500GlobalInfrastructureTechnologyPublic | $34.5B | - | Frankfurt-listed (ETR: ENR) energy technology company at €34.5B FY2024 revenue with 13-15% growth 2025; Siemens Gamesa offshore wind and gas turbines ... |
| Sila Nanotechnologies | HardwareEnergyEvManufacturingTechnologyStartupNorth AmericaB2b | - | - | Sila is the leading silicon anode battery materials company — $1.4B raised, backed by Mercedes-Benz and Panasonic — with the first automotive-scale si... |
| Sinai Technologies | AnalyticsB2bEnergyEnterpriseSaasStartupTechnology | - | - | Sinai Technologies provides a decarbonization planning platform that models carbon reduction scenarios and tracks abatement progress against net-zero ... |
| SINAI Technologies | Ai PoweredB2bEnergyStartupTechnology | - | - | SINAI Technologies is a climate platform for enterprise carbon management, helping companies measure Scope 1, 2, and 3 emissions and build credible de... |
| SmartHelio | Ai PoweredB2bEnergyStartupTechnology | - | - | AI solar plant monitoring delivering 10% revenue increase and 700 fault preventions per year; YC-backed with Collaborative Fund competing for utility-... |
| SolarAfrica | EnergyB2b | - | - | Secured $94M debt facility (Feb 2026) for 114MW SunCentral 2 project — largest private sector solar project finance in Africa this cycle. Unique "whee... |
| Solfácil | FintechSaasMarketplaceB2b2cEnergyLatin AmericaStartupPlatformEmerging Markets | - | - | Solfácil dominates Brazil's solar financing market with R$5B+ deployed across 145K+ installations; raised $850M+ total including a $170M FIDC debt rou... |
| Solubag | B2bB2cStartupLatin AmericaNorth AmericaEnergyGlobalScaleup | - | - | Solubag makes patented water-soluble PVA bags that dissolve fully in hot water without leaving microplastics; raised $4.5M Series A Oct 2024; partners... |
| Solugen | EnergyB2b | - | - | Secured $213.6M DOE loan + $50M (Mar 2026) for organic nitrogen fertilizer scale-up. Bioforge MN facility under construction. Bio-based chemicals targ... |
| South Pole | - | - | - | South Pole is a Zurich-based carbon project developer and climate solutions firm; 1,000+ employees in 40+ countries; developed 800+ carbon projects; s... |
| Southern Company | B2bB2cEnergyFortune500InfrastructurePublic | $23.5B | - | Southern Company (SO) reported ~$23.5B revenue in FY2024. Large regulated electric and natural gas utility serving 9M customers across Georgia, Alabam... |
| SPAN | EnergyEvHardwareAi PoweredB2cB2bStartupNorth AmericaIotCloud Native | - | - | SPAN makes smart electrical panels that integrate with solar, batteries, and EVs; raised $474M total; Eaton invested $75M in 2026; first panels certif... |
| SparkCognition | Ai PoweredB2bEnergyTechnology | $75M | - | $300M funding; $1.4B valuation 2022 unicorn; $75M revenue Sept 2025; 286 employees; rebranded Avathon Oct 2024; BP/Shell/Hitachi customers; industrial... |
| SPIC Hydrogen Energy | EnergyManufacturingInfrastructureHardwareAsia PacificGlobalB2bPlatform | - | - | SPIC Hydrogen Energy is China's leading hydrogen technology subsidiary of State Power Investment Corp; raised ~$645M Series B in 2022; developing PEM ... |
| Splight | EnergyB2b | - | - | Raised $28.1M total. ML-based Dynamic Congestion Management unlocks up to 100% more capacity on existing lines without new wires. US commercial expans... |
| Standard Nuclear | EnergyB2b | - | - | Raised $140M Series A (Jan 2026) led by Decisive Point. Backed by a16z and Chevron Ventures. Building first industrial-scale US TRISO fuel manufacturi... |
| Stem | Ai PoweredB2bEnergyPlatformTechnologyPublic | - | - | Clean energy storage company with 1,000 MW+ under management; Athena AI optimizes battery dispatch for commercial demand charge reduction competing wi... |
| Stem Inc | Ai PoweredEnergyTechnologyB2bPlatformPublic | - | - | Stem Inc operates an AI-driven energy storage optimization platform that maximizes the value of battery assets for commercial and industrial customers... |
| Sublime Systems | EnergyStartupTechnologyNorth AmericaHardwareManufacturing | - | - | Sublime Systems produces true-zero-carbon cement using an electrochemical process powered by renewable energy; raised $200M total; Microsoft signed an... |
| Sun King | EnergyHardwareB2cB2b2cAfricaAsia PacificEmerging MarketsGlobalPlatformFintech | - | - | Sun King is the world's leading off-grid solar provider serving 1B+ people across Africa and Asia; raised $507M+ total including $40M equity from Ligh... |
| Sunfire | B2bEnergyHardwareManufacturingEuropeStartupTechnologyInfrastructureGlobal | - | - | Sunfire is Europe's leading electrolyser manufacturer; secured €500M+ in 2025 financing (€200M bank consortium + €100M EIB + €169M IPCEI grants); 800 ... |
| SunPower | B2cEnergyHardwarePublic | - | - | San Jose residential solar brand restructured via $45M Complete Solaria bankruptcy acquisition Sept 2024; Q1 2025 $80.... |
| Sustain.Life | AnalyticsAutomationB2bEnergyNorth AmericaPlatformSaasSmb | - | - | Kalamazoo MI. Acquired by Wolters Kluwer in 2023. SME sustainability management platform for carbon tracking and reporting, serving businesses beginni... |
| Svante | B2bEnergyHardwareAi PoweredStartupGlobalManufacturingNorth America | - | - | Svante is a cleantech company using solid sorbent and AI-powered systems to capture CO2 from industrial sources; raised over $318M including a $100M r... |
| Sweep | AnalyticsB2bEnergyEnterpriseEuropeGlobalPlatformSaas | - | - | London and Paris carbon management platform raised $73M; visual carbon map shows value chain emissions hotspots; supplier portal for scope 3 data coll... |
| Sylvera | AnalyticsB2bEnergyEuropeSaasStartupTechnology | - | - | Sylvera provides independent ratings and data on carbon credits, helping buyers distinguish high-quality offsets from low-quality ones in the voluntar... |
| Sympower | EnergyManufacturingEuropeB2bSaas | - | - | Sympower raised €100M+ to operate the largest independent demand flexibility aggregator in Europe, enrolling industrial and commercial sites across 12... |
| TAE Technologies | EnergyHardwareGlobalStartupTechnologyPlatform | - | - | Leading private fusion energy company with $1.3B+ raised; closed a $150M round in June 2025 backed by Google and Chevron, and announced a $6B+ merger ... |
| Targa Resources | B2bEnergyInfrastructurePublic | $18.2B | - | Targa Resources (TRGP) reported ~$18.2B revenue in FY2024. Major midstream natural gas gathering, processing, and export company focused on the Permia... |
| Terabase Energy | B2bEnergyAutomationHardwareSaasPlatformNorth AmericaStartup | - | - | Terabase Energy develops software and robotic automation for utility-scale solar plant construction and operations; raised $52M+ total including a $44... |
| Terawatt Infrastructure | EnergyInfrastructureB2b | - | - | Preparing $1.5B equity+debt raise (Apr 2026). Existing Waymo partnership. Only company building AV-dedicated EV charging depot infrastructure at scale... |
| Terranox AI | EnergyB2b | - | - | YC W26 AI uranium and mineral exploration; NASA and BCG alumni founders; ingests 70+ years of geoscience data to find high-probability targets; nuclea... |
| TerraPower | B2bEnergyHardwareNorth AmericaStartupTechnology | - | - | TerraPower is Bill Gates' nuclear energy company developing the Natrium reactor with integrated molten-salt thermal storage; raised $750M+ from Gates,... |
| Texas Pacific Land Corporation | EnergyPublicB2b | $900M | - | Texas Pacific Land (TPL) reported ~$900M revenue in FY2024. Largest private landowner in Texas, earning royalties from oil & gas production and water ... |
| ThermoShade | B2bHardwareEnergyStartupNorth AmericaTechnology | - | - | ThermoShade develops passive cooling shade panels engineered to reduce outdoor ambient temperatures without electricity or water; targets urban heat m... |
| Tokamak Energy | EnergyHardwareStartupEuropeTechnologyQuantum | - | - | Tokamak Energy is Europe's best-funded fusion startup targeting commercial fusion by the 2030s; raised $335M total including $75M in 2025, partnered w... |
| Tomorrow.io | B2bEnterpriseSaasAi PoweredApi FirstAnalyticsInfrastructureTransportationEnergyGlobalPlatform | - | - | Tomorrow.io is the world's leading AI-native weather intelligence platform; raised $175M in Feb 2026; operates 45%+ of global orbital weather data; se... |
| Torus | EnergyEvIotStartupB2c | - | - | Torus raised $100M+ for its AI-driven solar, battery storage, and EV charging platform that optimizes whole-home energy management and aggregates resi... |
| Treehouse Energy | StartupEnergyB2cServicesTechnology | - | - | Residential clean energy platform simplifying solar, battery storage, and home electrification upgrades for homeowners;... |
| Trina Solar | EnergyManufacturingHardwareAsia PacificGlobalPublicB2bTechnologySupply Chain | - | - | Trina Solar is a Chinese global solar PV manufacturer founded in 1997; one of the world's largest producers of high-efficiency solar modules; delisted... |
| Turntide Technologies | B2bHardwareEnergyManufacturingSaasStartupNorth AmericaIotAutomationTechnology | - | - | Turntide Technologies builds software-defined electric motor systems that reduce energy consumption 64%+ vs standard motors; raised $190M+ including a... |
| Twelve | EnergyB2bStartupHardwareTechnologyNorth America | - | - | Twelve converts CO2 into sustainable aviation fuel and electrochemicals via renewable-powered CO2 electrolysis; raised $645M led by TPG in 2024 and se... |
| Type One Energy | StartupEnergyHardwareNorth America | - | - | Type One Energy is a fusion startup commercializing stellarator fusion technology — an alternative to tokamak designs favored by ITER and Commonwealth... |
| Uplight | B2bEnergyIotPlatformTechnology | - | - | Utility clean energy software platform for demand response and EV managed charging; serving 80 utilities with behavioral energy programs and virtual p... |
| Urbint | B2bAi PoweredEnergyInfrastructureSaasPlatformAnalyticsEnterpriseNorth AmericaScaleupSecurity | - | - | Urbint is an AI platform that predicts and prevents threats to utility and infrastructure field workers; analyzes work orders, location data, and hist... |
| Valero Energy | EnergyPublicB2b | $140B | - | Valero Energy (VLO) reported ~$140B revenue in FY2024. Largest independent petroleum refiner in the world with 15 refineries and 3.2M barrels/day capa... |
| Varaha | EnergyB2b | - | - | Raised $20M first tranche of $45M Series B (Jan 2026) led by WestBridge Capital. Profitable. Google and Microsoft offtake agreements. 170,000+ farmers... |
| Verdagy | EnergyHardwareStartupNorth AmericaB2bManufacturingTechnology | - | - | Verdagy develops high-efficiency water electrolyzers for large-scale green hydrogen production; raised $44M Series A in 2022; technology scales from M... |
| Verkor | EvEnergyManufacturingEuropeHardwareStartupTechnology | - | - | Verkor opened its 16 GWh Dunkirk gigafactory in December 2025 under French President Macron; secured €3B+ in financing; primary customer is Renault Gr... |
| Verra | - | - | - | Verra administers the Verified Carbon Standard (VCS), the world's most widely used voluntary carbon standard; 2,000+ projects certified; 1B+ credits i... |
| Vesta | EnergyB2b | - | - | First company to receive US federal permit for open-ocean carbon removal (2026 regulatory milestone). VC-backed with affiliated nonprofit research arm... |
| Viridi Parente | B2bEnergyHardwareManufacturingStartupNorth AmericaUs OnlyTechnologyInfrastructure | - | - | Viridi Parente makes fail-safe BESS for occupied indoor spaces; $115M raised (2 rounds); RPS150 earned UL 9540 Intertek cETLus listing Jun 2025; acqui... |
| Virtual Peaker | StartupEnergyTechnologyB2bSaasPlatform | - | - | Virtual Peaker provides demand flexibility software that enables utilities to control customer devices and manage grid load using distributed energy r... |
| Vista Power | EnergyStartupB2b | - | - | Vista Power develops AI-optimized distributed energy storage and grid management systems, helping utilities and energy developers maximize renewable e... |
| Vistra Corp. | EnergyPublicB2b | $16.7B | - | Vistra Energy (VST) reported $16.7B revenue in FY2024, up 63% YoY (post-Energy Harbor acquisition). #1 competitive US power generator. Nuclear + gas +... |
| Vistra Energy | EnergyPublicB2b | $16.7B | - | Vistra Energy (VST) reported $16.7B revenue in FY2024, up 63% YoY (post-Energy Harbor acquisition). #1 competitive US power generator. Nuclear + gas +... |
| Voltus | StartupEnergyTechnologyB2bSaasPlatform | - | - | Voltus operates a demand response platform that pays commercial and industrial customers to reduce electricity use during grid stress events, acting a... |
| WeaveGrid | B2bEvEnergySaasPlatformNorth AmericaStartupAi PoweredAnalytics | - | - | WeaveGrid provides software that helps electric utilities manage EV charging to reduce grid strain; partners with major utilities including Pacific Ga... |
| WEC Energy Group | B2bB2cEnergyInfrastructurePublic | $8.6B | - | WEC Energy Group (WEC) reported ~$8.6B revenue in FY2024. Regulated electric and gas utility serving Wisconsin, Illinois, and Michigan with a leading ... |
| Williams Companies | B2bEnergyInfrastructurePublic | $10.7B | - | Williams Companies (WMB) reported ~$10.7B revenue in FY2024. Major natural gas pipeline and processing company, transporting 30% of all U.S. natural g... |
| Wren | B2cEnergyStartup | - | - | Wren is a personal carbon footprint tracker and offset subscription platform that helps individuals measure their climate impact and fund verified car... |
| X-energy | EnergyB2b | - | - | Raised $700M Series D (Nov 2025). Fluor signed project management contract for Seadrift Texas facility (Apr 2026). Closest SMR to US construction grou... |
| Xcel Energy | B2bB2cEnergyInfrastructurePublic | $13.5B | - | Xcel Energy (XEL) reported ~$13.5B revenue in FY2024. Major regulated electric and natural gas utility serving 3.7M customers in Colorado, Minnesota, ... |
| Xoople | EnergyB2b | - | - | Spanish startup raised $130M Series B in Apr 2026 for AI earth mapping satellite constellation; $225M total funding; L3Harris sensor deal secures defe... |
| Xpansiv | - | - | - | Xpansiv operates CBL, the world's largest spot commodity exchange for environmental assets; $1B+ annual trading volume; raised $400M; connects carbon ... |
| Zanskar | EnergyAi PoweredTechnologyStartupB2b | - | - | Zanskar raised $30M in 2024 for AI-powered geothermal exploration software that uses seismic, gravity, and remote sensing data to identify optimal geo... |
| Zap Energy | EnergyStartupHardwareNorth AmericaB2b | - | - | Zap Energy is a fusion startup using sheared-flow-stabilized Z-pinch technology; raised $300M+; ranked #1 fusion company on TIME's GreenTech list; exp... |
| Zephyr Fusion | EnergyStartupB2b | - | - | Zephyr Fusion is developing compact fusion reactor technology for industrial heat applications, targeting decarbonization of manufacturing and process... |
| ZeroAvia | EnergyStartupB2b | - | - | ZeroAvia is a hydrogen-electric aviation company developing zero-emission powertrains for regional aircraft, targeting commercial certification for 9-... |
| ZincFive | B2bEnergyHardwareManufacturingNorth AmericaStartupInfrastructureTechnologyGlobal | - | - | ZincFive raised $30M oversubscribed Series F in December 2025 ($254M total); deployed nearly 2 GW of nickel-zinc UPS batteries across global data cent... |
| Zitara Technologies | B2bEnergyEvStartup | - | - | SF battery intelligence software using ML for EV fleet and grid storage optimization; YC W20 $29-48.93M Salesforce Ventures Series AA Dec 2024 competi... |
| Zunder | EvEnergyEuropeInfrastructureB2cB2bStartupMobile First | - | - | Zunder is Southern Europe's leading ultra-fast EV charging network, targeting 4,000+ charging points in Spain; backed by a €100M Mirova investment, €2... |
Total Brands
293
Signal Strength
46% Strong
1361570
Last Updated
May 2026