Top Energy & Utilities Companies by Revenue 2026

50 companies ranked by revenue, market share, and AI visibility — including Eaton Corp, GE Vernova, Constellation Energy

Market:$8.2T (2024)
Growth:4.8% CAGR (2024-2030)
2
Silver

GE Vernova

Cambridge MA energy equipment spin-off from GE (NYSE: GEV) at $34.9B revenue 2024; 7,000+ gas turbines and 55,000 wind t...

$34900M
1
Champion

Eaton Corp

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...

$24900M
3
Bronze

Constellation Energy

Baltimore largest US nuclear operator (NASDAQ: CEG) at $23.6B FY2024 revenue; 21 reactors, Three Mile Island restarted S...

$23600M

Complete Rankings

#1
Eaton Corp
💰 $24900M

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 employees. HQ: Dublin, Ireland.

#2
GE Vernova
💰 $34900M

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 global electricity competing with Siemens Energy and Vestas for energy transition equipment.

#3
Constellation Energy
💰 $23600M

Baltimore largest US nuclear operator (NASDAQ: CEG) at $23.6B FY2024 revenue; 21 reactors, Three Mile Island restarted Sept 2024 for Microsoft AI data center, 24/7 carbon-free power competing with Vistra and NRG.

#4
Quanta Services
💰 $23600M

Houston specialty utility contractor (NYSE: PWR) $23.6B FY2024 revenue (+13%); largest US electric power contractor, data center electrical construction, renewable energy BOP, competing with MYR Group and Primoris.

#5
Vistra Energy
💰 $16700M

Vistra Energy (VST) reported $16.7B revenue in FY2024, up 63% YoY (post-Energy Harbor acquisition). #1 competitive US power generator. Nuclear + gas + renewables. HQ: Irving, TX.

#6
NRG Energy
💰 $29100M

Competitive retail electricity + home services company; $29.1B FY2024 revenue; Vivint Smart Home acquisition 2023 bundles security/automation with power; ERCOT data center demand growth.

#7
Alliant Energy

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 Barton (Jan 2024), DOE loan commitment for grid resilience competing with WEC Energy.

#8
Devon Energy
💰 $14000M

Oklahoma City multi-basin oil & gas E&P (NYSE: DVN) ~$14B revenue; Permian Delaware Basin + Williston Bakken (Grayson Mill $5B acquisition), fixed+variable dividend pioneer, $1B FCF improvement plan competing with ConocoPhillips.

#9
AES Corporation
💰 $12280M

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 GW contracted backlog competing with NextEra for corporate clean energy PPA.

#10
Kinder Morgan
💰 $14800M

Houston natural gas pipeline infrastructure (NYSE: KMI) ~$14.8B FY2024 revenue, $8.0B Adj. EBITDA; 79K miles pipelines, AI data center gas demand tailwind, first female CEO Kim Dang competing with Williams and Energy Transfer.

#11
Phillips 66
💰 $145500M

Houston diversified energy (NYSE: PSX) at $145.5B 2024 revenue; Coastal Bend NGL acquisition $2.2B (2024), Rodeo renewable diesel/SAF complex, LA Refinery closed, Q4 2024 adjusted loss amid refining margin pressure vs Valero.

#12
Duke Energy
💰 $29000M

Charlotte NC regulated utility (NYSE: DUK) ~$29B revenue; 8.4M electric customers, Carolinas load growth 8x prior trend from semiconductor/data center boom, 4,000 MW solar by 2034, competing with NextEra and Southern Company.

#13
Baker Hughes
💰 $27800M

Houston oilfield services and energy technology (NASDAQ: BKR) ~$27.8B FY2024 revenue; IET LNG turbomachinery 38% revenue, Baker Hughes + GE Oil & Gas combined, energy transition positioning competing with SLB and Halliburton.

#14
NiSource
💰 $5500M

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 brands and net-zero 2040 target competing with Atmos Energy for gas utility.

#15
Marathon Petroleum

Findlay OH petroleum refining (NYSE: MPC); largest US refiner 3M barrels/day, CEO Maryann Mannen elected Chairman (Jan 2026), MPLX midstream MLP, Martinez renewable diesel conversion competing with Valero and Phillips 66.

#16
EQT Corporation
💰 $5500M

Pittsburgh largest US natural gas producer (NYSE: EQT) at 2,100+ Bcfe annual volume; Marcellus Shale + Mountain Valley Pipeline completed, Equitrans Midstream acquired $5.5B for vertical integration, LNG export tailwind.

#17
Exelon
💰 $21600M

Chicago Mid-Atlantic/Midwest regulated utility (NASDAQ: EXC) ~$21.6B FY2024 revenue; ComEd/PECO/BGE/Pepco/Delmarva/ACE 10.2M customers, $34.5B capex 2024-2027, Constellation spinoff 2022 competing with PSEG and Dominion.

#18
Consolidated Edison
💰 $6800M

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 Energy Businesses sold $6.8B (2023), Manhattan grid electrification capex.

#19
FirstEnergy
💰 $13500M

Akron OH Midwest/Mid-Atlantic regulated utility (NYSE: FE) ~$13.5B FY2024 revenue; HB 6 scandal recovery complete, $26B 2024-2028 capex, 6M customers in 6 states, data center NJ growth competing with AEP and Exelon.

#20
Edison International
💰 $17600M

Rosemead CA Southern California Edison utility (NYSE: EIX) ~$17.6B FY2024 revenue; Jan 2025 LA wildfire liability exposure, $35B+ 2025-2028 capital plan, competing with SDG&E and facing CPUC wildfire scrutiny.

#21
Pinnacle West Capital
💰 $5120M

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% customer growth and 5.7% weather-normalized sales increase.

#22
Entergy
💰 $12000M

New Orleans Gulf South regulated utility (NYSE: ETR) ~$12B revenue; 1,500 MW new gas gen for Meta data center (Entergy Louisiana), nuclear baseload, Mississippi River industrial corridor competing with Cleco.

#23
Eversource Energy
💰 $11700M

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 regulated utility competing with Avangrid and National Grid.

#24
Halliburton
💰 $22900M

Houston oilfield completions and drilling (NYSE: HAL) $22.9B FY2024 revenue; #1 US hydraulic fracturing, Zeus E-frac, international expansion, $4.0B adj. operating income competing with SLB and Baker Hughes.

#25
Atmos Energy
💰 $4300M

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 EPS growth, $3.5B/year capex competing with CenterPoint.

#26
CMS Energy
💰 $8400M

Jackson MI Michigan regulated utility (NYSE: CMS) ~$8.4B FY2024 revenue; Consumers Energy 6.8M customers, 18 consecutive earnings guidance years, PA 235 clean energy 2040 mandate competing with DTE Energy.

#27
Oneok
💰 $23700M

Diversified midstream infrastructure with $23.7B FY2024 revenue; $18.8B Magellan acquisition 2023 adds 9,800-mile refined products pipeline; 40,000 total pipeline miles; Permian and Bakken NGL processing.

#28
Dominion Energy
💰 $50100M

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 NoVA, CVOW offshore wind, competing with Duke Energy.

#29
Texas Pacific Land Corporation
💰 $900M

Texas Pacific Land (TPL) reported ~$900M revenue in FY2024. Largest private landowner in Texas, earning royalties from oil & gas production and water services on 880,000 Permian Basin acres. HQ: Dallas.

#30
WEC Energy Group
💰 $8600M

WEC Energy Group (WEC) reported ~$8.6B revenue in FY2024. Regulated electric and gas utility serving Wisconsin, Illinois, and Michigan with a leading clean energy transition track record. HQ: Milwaukee.

#31
Expand Energy

Oklahoma City largest US pure-play natural gas E&P (NASDAQ: EXE); Chesapeake + Southwestern merger Oct 2024, 7.3+ Bcfe/d production, Haynesville LNG export supply competing with EQT and ConocoPhillips.

#32
Ameren
💰 $8200M

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 (2028), formula rate in Illinois competing with Evergy.

#33
Public Service Enterprise Group
💰 $9800M

NJ's largest regulated utility with ~4.2M combined electric/gas customers; $9.8B FY2024 revenue; pure regulated utility after nuclear/fossil divestiture 2022-2024; $14B clean energy capex through 2026.

#34
ExxonMobil
💰 $33700M

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 shareholder return, competing with Chevron and Shell.

#35
American Electric Power
💰 $19900M

Columbus OH multi-state electric utility (NASDAQ: AEP) ~$19.9B FY2024 revenue; 40K+ miles transmission, $54B 2025-2029 capex, Ohio AI data center load surge competing with Duke Energy and FirstEnergy.

#36
PG&E Corporation
💰 $22700M

San Francisco Northern California utility (NYSE: PCG) ~$22.7B FY2024 revenue; post-2020 bankruptcy, 10K miles undergrounding program, Silicon Valley AI data center load, competing with SCE and SDG&E.

#37
Schlumberger
💰 $36300M

Schlumberger / SLB (SLB) reported ~$36.3B revenue in FY2024. World's largest oilfield services company providing drilling, completion, production, and digital solutions globally. HQ: Houston / Paris.

#38
PPL Corporation
💰 $20000M

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/dividend growth target competing with FirstEnergy.

#39
Coterra
💰 $5458M

Houston multi-basin E&P (NYSE: CTRA) at $5.458B 2024 revenue; Permian + Marcellus Shale + Anadarko, 9% 2025 production growth guidance, 5% dividend increase competing with Devon and ConocoPhillips.

#40
Williams Companies
💰 $10700M

Williams Companies (WMB) reported ~$10.7B revenue in FY2024. Major natural gas pipeline and processing company, transporting 30% of all U.S. natural gas through its Transco pipeline. HQ: Tulsa, OK.

#41
Occidental Petroleum
💰 $26200M

Permian-led integrated E&P with $26.2B FY2024 revenue; Berkshire Hathaway ~29% stake; $12B CrownRock acquisition 2023; STRATOS world's largest DAC plant opened 2024; OxyChem countercyclical.

#42
Xcel Energy
💰 $13500M

Xcel Energy (XEL) reported ~$13.5B revenue in FY2024. Major regulated electric and natural gas utility serving 3.7M customers in Colorado, Minnesota, Texas, and New Mexico. HQ: Minneapolis.

#43
DTE Energy
💰 $12700M

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 center demand growth in Detroit region.

#44
APA Corporation
💰 $7600M

Independent E&P with Permian, North Sea, and Egypt; $7.6B FY2024 revenue; offshore Suriname Block 58 (with TotalEnergies) is multi-billion-barrel discovery awaiting late-2020s development.

#45
American Water Works
💰 $4300M

Largest US publicly traded water utility; 14 million people served; $4.3B FY2024 revenue; $3.3B/year capex through 2028; lead pipe replacement mandates drive multi-year investment cycle.

#46
Southern Company
💰 $23500M

Southern Company (SO) reported ~$23.5B revenue in FY2024. Large regulated electric and natural gas utility serving 9M customers across Georgia, Alabama, and Mississippi. HQ: Atlanta.

#47
Sempra
💰 $17100M

Sempra (SRE) reported ~$17.1B revenue in FY2024. Major utility holding company owning SoCal Gas, SDG&E, and growing LNG export infrastructure in Texas and Louisiana. HQ: San Diego.

#48
Vistra Corp.
💰 $16700M

Vistra Energy (VST) reported $16.7B revenue in FY2024, up 63% YoY (post-Energy Harbor acquisition). #1 competitive US power generator. Nuclear + gas + renewables. HQ: Irving, TX.

#49
Valero Energy
💰 $140000M

Valero Energy (VLO) reported ~$140B revenue in FY2024. Largest independent petroleum refiner in the world with 15 refineries and 3.2M barrels/day capacity. HQ: San Antonio, TX.

#50
Diamondback Energy
💰 $26000M

Third-largest Permian producer after $26B Endeavor acquisition (2024); 880,000 BOE/day; sub-$38/bbl breakeven; 6,000+ tier-1 locations; disciplined capital return >50% FCF.

About Energy & Utilities

The Energy & Utilities sector encompasses companies that generate, transmit, and distribute essential services including electricity, natural gas, water, and increasingly, renewable energy solutions. This critical infrastructure industry serves billions of consumers worldwide, operating under complex regulatory frameworks while managing massive capital investments in grid infrastructure, power plants, and distribution networks. Traditional utility business models are being disrupted by distributed generation, energy storage, and smart grid technologies that enable two-way power flows and customer participation in energy markets. The industry is experiencing its most significant transformation in a century, driven by the global energy transition toward renewable sources, electrification of transportation and heating, and the imperative to achieve net-zero emissions targets. Utilities are investing heavily in wind, solar, and battery storage while simultaneously maintaining reliable baseload power and managing the retirement of fossil fuel assets. Digital transformation through IoT sensors, AI-powered grid management, and advanced metering infrastructure is enabling unprecedented operational efficiency and customer engagement capabilities. AI visibility is crucial for energy and utility companies as consumers increasingly research energy providers, renewable options, and energy efficiency solutions through AI-powered platforms. When users ask about solar installation, electric vehicle charging, energy bill reduction, or comparing utility providers, brand presence in AI responses directly influences customer acquisition and retention. Strong AI visibility helps utilities educate consumers about demand response programs, time-of-use rates, renewable energy options, and energy conservation strategies while building trust in an industry historically viewed as monopolistic and impersonal.

Key Industry Trends

  • Renewable energy transition with solar and wind comprising 40% of new capacity additions
  • Grid modernization and smart grid deployment with $330B invested through 2030
  • Distributed energy resources (DER) integration with 387 GW of residential solar by 2030
  • Energy storage deployment growing at 27% annually to support renewable intermittency

Market Overview

The global energy and utilities market reached $8.2 trillion in 2024, with renewable energy representing the fastest-growing segment at 23% of total generation capacity. Over 3.5 billion people depend on electric utilities daily, while the sector employs more than 35 million workers worldwide. The transition to clean energy is driving $1.8 trillion in annual infrastructure investment, with utilities accounting for 65% of global renewable energy capacity additions.

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