Telecom

360dialog is a Berlin and São Paulo-based WhatsApp Business API provider and Meta Business Solution Partner that serves as the connectivity and billing intermediary between Meta's WhatsApp Business Pl

Aircall is a Paris-based cloud business phone system and call center software designed for modern sales and customer support teams — providing VoIP calling, call routing, IVR (interactive voice respon

Airwaive is a blockchain-powered decentralized wireless broadband marketplace — privately held, founded in 2020 by CEO Jeff Yee (former ZTE and AT&T executive) and Bin Zhu (blockchain serial entrepren

Alphabet Inc. is a Mountain View, California-based technology conglomerate — publicly traded on the NASDAQ (NASDAQ: GOOGL, GOOG) as an S&P 500 Information Technology component — operating as the holdi

Alphabet Inc. is the parent company of Google, YouTube, Waymo, DeepMind, and a portfolio of Other Bets, making it one of the most valuable and consequential technology companies in the world. Google's

Alphabet Inc. Class C shares (Nasdaq: GOOG) represent the same underlying business as Class A (GOOGL) but carry no shareholder voting rights—created in the 2014 stock split to allow founders Larry Pag

American Tower Corporation is a Boston, Massachusetts-based Real Estate Investment Trust (REIT) — publicly traded on the New York Stock Exchange (NYSE: AMT) as an S&P 500 component — operating as one

AT&T Inc. is a Dallas, Texas-based telecommunications company — listed on NYSE (NYSE: T) — providing wireless mobile services, fiber broadband (AT&T Fiber), and business network solutions to 100+ mill

Bandwidth is a cloud communications platform-as-a-service (CPaaS) company providing enterprise-grade voice, messaging, and emergency services APIs — enabling enterprises, software vendors, and UCaaS p

Bird (formerly MessageBird) is a cloud communications platform providing programmable APIs for SMS, WhatsApp, voice, email, and conversational AI, enabling enterprises to build global customer communi

Bland AI is a San Francisco-based enterprise AI phone call platform — backed by Y Combinator (S23) with $65 million in total funding including a $16 million Series A in August 2024 led by Scale Ventur

Blues (formerly Blues Wireless) is an IoT connectivity platform company that enables developers to add wireless connectivity to physical devices with a simple plug-and-play hardware module and a unifi

Boingo Wireless is a Los Angeles-based wireless infrastructure company that designs, builds, and monetizes distributed antenna systems (DAS), small cells, Wi-Fi networks, and private 5G solutions at l

BT Group plc is the United Kingdom's largest fixed and mobile telecommunications company, headquartered in London. The company provides broadband, mobile, TV, and enterprise networking services throug

Celona was founded in 2019 with the mission of making enterprise-grade private wireless networking as deployable and manageable as enterprise Wi-Fi — eliminating the carrier dependency, integration co

CenturyLink (now Lumen Technologies) is a major US telecommunications and network services company providing broadband internet, voice, managed network services, and enterprise connectivity solutions

CenturyLink, now rebranded as Lumen Technologies (NYSE: LUMN), is a telecommunications and technology company providing enterprise fiber networking, cloud connectivity, security services, and legacy b

Charter Communications is one of the largest cable and broadband providers in the United States, serving residential and business customers under the Spectrum brand with internet, video, voice, and mo

Charter Communications is the second-largest cable operator and internet service provider in the United States, operating under the Spectrum brand to provide high-speed internet, television, and mobil

ClickSend is a multi-channel business communications company headquartered in Perth, Western Australia that provides API and dashboard-driven access to SMS, email, voice broadcast, fax, and physical d

Comcast Corporation is the largest American cable telecommunications company and the parent of NBCUniversal, founded in 1963 by Ralph Roberts in Tupelo, Mississippi and now headquartered in Philadelph

Comcast Corporation is a Philadelphia, Pennsylvania-based media and technology conglomerate — listed on NASDAQ (NASDAQ: CMCSA) — operating as the largest US cable company (Xfinity cable, internet, and

Xfinity is the consumer and residential brand of Comcast Corporation (NASDAQ: CMCSA) — the largest cable operator and residential internet service provider in the United States — providing high-speed

Cox Communications is the largest private broadband company in the United States, providing cable TV, high-speed internet, home telephone, and home security services to approximately 5.5 million custo

Cox Communications is an Atlanta, Georgia-based cable, broadband internet, and telecommunications provider — privately held as a wholly-owned subsidiary of Cox Enterprises, a family-owned media and te

Crown Castle Inc. is a Houston, Texas-based wireless communications infrastructure company — publicly traded on the New York Stock Exchange (NYSE: CCI) as an S&P 500 Real Estate component and the larg

Deutsche Telekom AG is Europe's largest telecommunications company by revenue, headquartered in Bonn, Germany. In 2025 the company reported organic revenue of €119.1 billion, driven by continued growt

Devyce is a London-based business mobile communications company that provides employees with a virtual UK or international business phone number delivered as an app on their personal smartphone — elim

Dixa is a customer service platform headquartered in Copenhagen, Denmark that raised $105 million in Series C funding and positions itself as a modern alternative to legacy contact center and customer

DriveNets is an Israeli networking software company that is fundamentally changing how telecommunications carriers and cloud operators build their routing infrastructure. Founded in 2015 and headquart

EdgeQ is a Santa Clara-based semiconductor startup founded in 2018 that is building a programmable 4G/5G base station-on-a-chip that allows network operators to run both 4G LTE and 5G NR protocols on

Effect Photonics is a photonic integrated circuit (PIC) company founded in 2012 and headquartered in Eindhoven, Netherlands — the same region that hosts ASML and Philips, making it a hub for advanced

Electronic Arts Inc. (EA) is a Redwood City, California-based global interactive entertainment company — publicly traded on NASDAQ (NASDAQ: EA) as an S&P 500 Communication Services component — develop

Telefonaktiebolaget LM Ericsson is a Swedish multinational networking and telecommunications company headquartered in Stockholm, founded in 1876. The company is one of the two leading global suppliers

Esendex is a business messaging company headquartered in Nottingham, United Kingdom that has provided SMS and voice messaging services to businesses since 2000, serving thousands of UK and European or

EzDubs was a San Francisco-based real-time speech translation startup — backed with $4.7 million raised including a $4.2 million seed round led by Venture Highway with Y Combinator participation in De

Fox Corporation is a New York City, New York-based television broadcasting, cable news, and sports media company — its Class A voting shares publicly traded on NASDAQ (NASDAQ: FOXA) as an S&P 500 Comm

Fox Corporation is a New York City, New York-based television broadcasting, cable news, and sports media company — its Class B non-voting shares publicly traded on NASDAQ (NASDAQ: FOX) as an S&P 500 C

Frontier Communications is a US telecommunications company that has repositioned itself as a fiber broadband provider — undertaking a major network transformation to replace legacy copper DSL infrastr

Gateway Fiber is a Wright City, Missouri-based fiber-to-the-home internet service provider — backed by CBRE Investment Management with $250 million in total credit facility (upsized with an incrementa

Gigs is a Berlin, Germany-based telecom-as-a-service platform — backed by Y Combinator (W21) with $97.1 million in total funding including a $73 million Series B in December 2024 led by Ribbit Capital

Google Fiber is Alphabet's high-speed fiber-to-the-home internet service provider offering gigabit (1 Gbps) and multi-gig (2 Gbps, 5 Gbps) internet speeds at transparent pricing with no data caps — av

GoToMeeting (now part of GoTo) is a web conferencing and video meeting platform providing online meetings, video calls, screen sharing, and webinar capabilities for businesses of all sizes. Originally

Gupshup is a conversational messaging platform that provides APIs enabling businesses to communicate with customers across 30+ messaging channels—including WhatsApp, SMS, RCS, Instagram, Google Busine

HelpCrunch is a customer communication platform headquartered in Kyiv, Ukraine that provides SaaS products, e-commerce businesses, and digital service companies with an integrated toolset spanning liv

Hologram is an IoT connectivity company founded in 2013 by Ben Forgan and Patrick Wilkes and headquartered in Chicago, Illinois. The company operates a cloud-native cellular connectivity platform that

Hubble Network is building a global satellite infrastructure that enables Bluetooth-enabled devices to connect directly to satellites in low Earth orbit — without cellular coverage, Wi-Fi, or any terr

Hyperbeam is a Toronto, Canada-based virtual computer infrastructure platform — backed by Y Combinator with $500,000 raised from YC, Pioneer Fund, and University of Waterloo Endowment — providing deve

Infobip is a global cloud communications company founded in 2006 in Vodnjan, Croatia, and now headquartered in London, that has built one of the world's most extensive direct carrier network infrastru

Interakt is a WhatsApp Business Platform provider headquartered in India that was founded to help Indian SMBs, D2C brands, and e-commerce businesses leverage WhatsApp as a primary channel for sales, m

The Interpublic Group of Companies, Inc. (IPG) is a New York City-based global advertising and marketing services holding company — publicly traded on the New York Stock Exchange (NYSE: IPG) as an S&P

Iridium Communications Inc. is a publicly traded American satellite communications company headquartered in McLean, Virginia, operating the world's only truly global satellite network capable of provi

KDDI Corporation is Japan's second-largest mobile carrier and fixed-line operator, headquartered in Tokyo. Operating under the au brand, KDDI serves approximately 60 million mobile subscribers and pro

Laser Light Communications is a McLean, Virginia-based telecommunications infrastructure company developing a next-generation global communications network using free-space optical laser (FSO) technol

LiveChat is a Wrocław, Poland-based customer service software company that develops and operates a suite of SaaS products centered on the LiveChat customer service platform — a live chat and customer

Live Nation Entertainment, Inc. is a Beverly Hills, California-based live entertainment company — publicly traded on the New York Stock Exchange (NYSE: LYV) as an S&P 500 Communication Services compon

Lumen Technologies (formerly CenturyLink) is a major US telecommunications company providing enterprise fiber connectivity, managed networking, cloud services, and cybersecurity solutions to large ent

Match Group, Inc. is a Dallas, Texas-based online dating and relationship services company — publicly traded on NASDAQ (NASDAQ: MTCH) as an S&P 500 Communication Services component — operating the wor

Mediacom Communications is the fifth-largest cable television operator in the United States, serving 1.3+ million customers across 22 states — primarily operating in smaller cities and rural markets i

Mint Mobile is an online-first mobile virtual network operator (MVNO) that provides low-cost prepaid wireless service by running on T-Mobile's nationwide network infrastructure — offering unlimited ta

Monogoto is a software-defined connectivity company founded in 2018 and headquartered in Tel Aviv, Israel, with a US presence in New York. The company operates a cloud-native cellular platform that pr

Movandi is a connectivity infrastructure company specializing in millimeter-wave (mmWave) 5G technology and intelligent RF systems for terrestrial and satellite communications networks. Founded in 201

Netomnia is the UK's fourth-largest full-fibre broadband network operator, part of the Substantial Group alongside retail ISPs YouFibre and brsk. Founded in 2019, the company has deployed FTTP (Fibre-

News Corp Class A (Nasdaq: NWSA) represents the voting shares of News Corp, a global media and information services company controlled by the Murdoch family through Class B supervoting shares, founded

News Corp is a global media and information services company controlled by the Murdoch family through Class B supervoting shares, founded following the 2013 separation of Rupert Murdoch's News Corpora

Nextiva is a cloud-based unified communications and customer experience management platform headquartered in Scottsdale, Arizona. Founded in 2006, Nextiva has evolved from a business VoIP provider int

NICE CXone is a cloud contact center platform from NICE Ltd., providing omnichannel routing, AI-powered virtual agents, workforce management, interaction analytics, and agent performance tools for ent

Nokia Corporation is a Finnish multinational telecommunications, information technology, and consumer electronics company headquartered in Espoo, Finland. Today Nokia operates almost entirely in B2B i

Nippon Telegraph and Telephone Corporation (NTT) is Japan's largest telecommunications company and one of the world's largest by revenue, reporting approximately $120 billion in revenue in fiscal 2025

Omnicom Group is one of the world's largest holding companies for advertising, marketing, and communications services, founded in 1986 through the merger of BBDO, Doyle Dane Bernbach, and Needham Harp

Optimum (Altice USA) is a cable internet, television, and phone service provider operating primarily in the New York metropolitan area, New Jersey, Connecticut, and parts of the northeastern and south

Orange S.A. is a French multinational telecommunications corporation headquartered in Paris and the incumbent carrier in France. The company serves more than 285 million customers across Europe and Af

Oxio is a Telecom-as-a-Service (TaaS) company that enables businesses, brands, and service providers to build, launch, and operate their own mobile network operator (MVNO) or connectivity product thro

Paramount Skydance Corporation is a Los Angeles, California-based global media and entertainment company — publicly traded on NASDAQ (NASDAQ: PSKY) as an S&P 500 component — operating Paramount Pictur

Pivotal Commware is a wireless technology company founded in 2016 and headquartered in Bothell, Washington, focused on solving one of 5G's most persistent deployment challenges: extending millimeter w

Plivo is a cloud communications platform headquartered in San Francisco with engineering operations in Bangalore, India, that was founded in 2011 by Venky Balasubramanian and Michael Ricordeau to prov

Plume is a cloud software and AI platform company that partners with Internet Service Providers to deliver managed home and small business WiFi, network security, and IoT management services. Founded

Prove Identity (formerly Payfone) is a leading identity verification and authentication platform that leverages carrier-sourced phone intelligence to confirm consumer identities in real time. Founded

Qwilt is an Israeli-American content delivery technology company founded in 2010 that has built the world''s most distributed content delivery network through its Open Edge Cloud platform. Rather than

Resend is a San Francisco-based developer-first email infrastructure company providing a modern email API — built on React Email and optimized for developer experience — that enables software teams to

Rogers Communications Inc. is Canada's largest wireless carrier, headquartered in Toronto and listed on the Toronto Stock Exchange. The company serves approximately 11 million wireless subscribers and

Salvy is a São Paulo, Brazil-based mobile virtual network operator (MVNO) for businesses — backed by Y Combinator (W24) with $13.2 million raised including a BRL 10 million seed round in May 2024 led

SBA Communications Corporation is a leading independent owner and operator of wireless communications infrastructure, primarily cell towers, in North America, Latin America, and South Africa. Founded

Sceye Inc. is a material science and aerospace company founded in 2014 and headquartered near Albuquerque, New Mexico, that designs and operates high-altitude platform stations (HAPS) — autonomous, so

Sinch is a Stockholm-based cloud communications company that trades on Nasdaq Stockholm under the ticker SINCH and provides a customer communications cloud spanning SMS, voice, email, WhatsApp, RCS, a

SK Telecom Co., Ltd. is South Korea's largest mobile carrier, headquartered in Seoul, serving approximately 31 million mobile subscribers. The company was the world's first to commercially deploy 5G i

Skylo Technologies is a satellite connectivity company founded in 2017 and headquartered in Mountain View, California. It operates a non-terrestrial network (NTN) platform that delivers narrowband sat

SoftBank Corp. is Japan's third-largest mobile carrier and a subsidiary of SoftBank Group Corp., headquartered in Tokyo. The company serves over 27 million mobile subscribers in Japan and reported app

Starlink is a satellite internet service operated by Space Exploration Technologies Corp. (SpaceX) — a Hawthorne, California-based private aerospace company founded by Elon Musk — providing high-speed

Symend is an AI-powered customer engagement platform that applies behavioral science to improve debt recovery and reduce churn for telecommunications, financial services, and utility companies. The co

Talkdesk is a cloud-based contact center platform providing AI-powered customer service software — combining omnichannel routing (voice, email, chat, SMS, social media), AI-powered virtual agents, age

Tarana Wireless is a wireless technology company that developed next-generation Fixed Wireless Access (ngFWA), a proprietary broadband platform designed to deliver gigabit-class internet speeds over n

Telstra Corporation Limited is Australia's largest telecommunications company, headquartered in Melbourne and listed on the Australian Securities Exchange. The company provides mobile, fixed broadband

TELUS Corporation is Canada's second-largest telecommunications company by subscriber count, headquartered in Vancouver, British Columbia. The company reported revenues of approximately C$19 billion i

Termii is a Lagos, Nigeria-based communications-as-a-service platform — backed by Y Combinator (W20) with $5.18 million in total funding including a $3.65 million round in June 2023 led by FinTech Col

TextMagic is a business SMS platform that has been operational since 2001 and serves tens of thousands of businesses globally with capabilities for sending bulk SMS campaigns, transactional alert noti

TKO Group Holdings, Inc. is the world's premier combat sports and entertainment company, formed in 2023 through the combination of Ultimate Fighting Championship (UFC) and World Wrestling Entertainmen

T-Mobile is the second-largest wireless carrier in the United States, founded in 1994 and headquartered in Bellevue, Washington. The company transformed its competitive position through the "Un-carrie

T-Mobile US, Inc. is the largest wireless carrier in the United States by 5G network coverage and subscriber growth, headquartered in Bellevue, Washington. Controlled by Deutsche Telekom (~50% stake),

The Trade Desk, Inc. is the leading independent demand-side platform (DSP) for the digital advertising industry, providing technology that enables advertising agencies and brands to buy digital advert

Trengo is a customer communication platform headquartered in Utrecht, Netherlands that provides a shared team inbox consolidating customer conversations from WhatsApp, email, live chat, Facebook Messe

Ukama is a United States-based decentralized open-source cellular network platform — backed by Y Combinator (W20) — providing enterprises, ISPs, and individuals with the hardware and software to deplo

Underline Infrastructure is a New York City-based open-access fiber-optic network operator — backed by Ares Management (Infrastructure Opportunities strategy, first digital infrastructure investment f

Verizon Communications is a New York-based telecommunications giant operating the largest US wireless network — serving approximately 114 million wireless connections across consumer and business cust

Verizon Fios is Verizon's 100% fiber-optic internet, TV, and phone service, launched in 2005 and available across eight states and Washington, D.C. on the original Fios network — primarily in the Nort

Verloop.io is a conversational AI and customer support automation company headquartered in Bangalore, India that provides an AI-first customer support platform enabling enterprises to automate the res

Viasat Inc. is an American satellite communications and cybersecurity technology company headquartered in Carlsbad, California, and listed on NASDAQ. The company provides satellite broadband internet

Vocode is a San Francisco-based open-source voice AI company providing a developer library and platform for building real-time conversational voice applications — enabling developers to create AI voic

Vodafone Group Plc is a British multinational telecommunications company headquartered in Newbury, England, serving approximately 300 million mobile customers and 30 million broadband customers worldw

Vonage is a cloud communications platform offering unified communications (UCaaS), contact center solutions (CCaaS), and programmable communications APIs (CPaaS) for businesses and developers — provid

The Walt Disney Company is the world's largest entertainment conglomerate, headquartered in Burbank, California. Founded in 1923 by Walt and Roy Disney, the company has grown from a small animation st

Windstream Holdings is a Little Rock, Arkansas-based telecommunications provider — privately owned following its emergence from Chapter 11 bankruptcy in 2020 under the Kinetic by Windstream brand — pr

Wirepas is a Tampere, Finland-based IoT connectivity company founded in 2010 (with commercial operations from 2012) by Teppo Hemiä and colleagues, spun out from research at Tampere University of Techn

Xfinity is the consumer services brand of Comcast Corporation (NASDAQ: CMCSA) — the Philadelphia-based cable and media conglomerate that is the largest cable internet provider in America — serving 32+

Zinier is a no-code, AI-powered field service management (FSM) platform designed for organizations that deploy large field workforces to install, maintain, and repair physical infrastructure. Founded

Ziply Fiber is a fiber-optic internet service provider (ISP) founded in 2020 and headquartered in Kirkland, Washington. The company was formed when WaveDivision Capital acquired the Pacific Northwest