Company lists · Data refreshed November 2026

Top 25 Decentralized power generation companies worldwide

Name: Decentralized power generation companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 11,189 companies tracked

RevenueBase identified 11,189 company matches for decentralized power generation companies worldwide as of November 2026 and tracks 401,525 professional contacts across them, including 141,011 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for decentralized power generation companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for decentralized power generation companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

11,189Companies

401,525Contacts tracked

141,011Verified emails

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The 25 largest decentralized power generation companies worldwide

Ranked by team size

Top 25 of 11,189 company matches for decentralized power generation companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Siemens Energy	Exact match	Munich, GermanyHQ recorded Nov 6, 2026	10001+	52,798 contacts →
	Exact match “Siemens Energy is one of the world’s leading energy technology companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Tata Power	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	10001+	9,891 contacts →
	Exact match “Tata Power is one of India’s largest integrated power companies and together with its subsidiaries and jointly controlled entities, has an installed/managed capacity of 14,294 MW.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Ørsted	Exact match	Fredericia, United StatesHQ recorded Nov 6, 2026	5,001-10,000	7,417 contacts →
	Exact match “Ørsted is the global leader in offshore wind power and is one of the largest renewable energy companies in the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Nextera Energy Resources	Exact match	Juno Beach, FL, United StatesHQ recorded Nov 6, 2026	10001+	6,545 contacts →
	Exact match “NextEra Energy Resources, LLC, together with its affiliated entities,("NextEra Energy Resources") is one of the largest energy infrastructure companies in North America.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Enel Green Power	Exact match	Rome, ItalyHQ recorded Nov 6, 2026	5,001-10,000	5,313 contacts →
	Exact match “We are the Enel Group company dedicated to the development and management of renewable energy generation worldwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	RENEW	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	1,001-5,000	4,690 contacts →
	Exact match “ReNew is a leading decarbonisation solutions provider and the first Indian clean energy company to list on Nasdaq (Nasdaq: RNW).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Octopus Energy	Exact match	London, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	4,472 contacts →
	Exact match “We're on a mission to make a big green dent in the universe by building a truly sustainable energy system globally.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Generac	Exact match	Waukesha, WI, United StatesHQ recorded Nov 6, 2026	5,001-10,000	4,041 contacts →
	Exact match “Generac is the total energy solutions company powering a smarter world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	RES	Exact match	Kings Langley, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	3,964 contacts →
	Exact match “RES is the world’s largest independent renewable energy company, working across 24 countries and active in wind, solar, energy storage, green hydrogen, transmission, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Fieldcore	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	10001+	3,768 contacts →
	Exact match “GE Vernova is a planned, purpose-built global energy company that includes Power, Wind, and Electrification businesses and is supported by its accelerator businesses of Advanced…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	IDEX	Exact match	Boulogne-billancourt, FranceHQ recorded Nov 6, 2026	5,001-10,000	3,530 contacts →
	Exact match “Fondé en France en 1963, le groupe IDEX, fort de près de 6 500 collaborateurs, développe, conçoit, finance, construit et exploite des infrastructures énergétiques locales et…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	ENPAL	Exact match	Berlin, GermanyHQ recorded Nov 6, 2026	5,001-10,000	3,483 contacts →
	Exact match “Enpal is Europe's leading new energy company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Tata Power Renewable Energy Limited	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	501-1,000	2,799 contacts →
	Exact match “Tata Power Renewable Energy Limited (TPREL) is one of India’s leading renewable energy companies, driving the transition towards a cleaner, more resilient and sustainable energy…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Greenko Group	Exact match	Hyderabad, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,737 contacts →
	Exact match “Greenko, is one of the World’s leading Energy Transition and Decarbonization solutions company, with an installed Renewable Energy capacity of ~7.5 GW across Wind, Solar and Hydro…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Vistra Corp	Exact match	Irving, TX, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,727 contacts →
	Exact match “Vistra (NYSE: VST) is a leading Fortune 500 integrated retail electricity and power generation company, based in Irving, Texas, that provides essential resources to customers…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Invenergy	Exact match	Chicago, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,526 contacts →
	Exact match “Invenergy is North America’s largest privately held developer, owner, and operator of innovative, reliable power infrastructure.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Bloom Energy	Exact match	San Jose, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,485 contacts →
	Exact match “Bloom Energy empowers businesses and communities to responsibly take charge of their energy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Innio Group	Exact match	Munich, WI, GermanyHQ recorded Nov 6, 2026	1,001-5,000	2,393 contacts →
	Exact match “INNIO Group is a global distributed energy solutions provider that delivers reliable, flexible, transient, decentralized, modular and efficient power.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Trinasolar	Exact match	Jiangsu, ChinaHQ recorded Nov 6, 2026	10001+	2,321 contacts →
	Exact match “Founded in 1997, Trinasolar (688599.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Envision Energy	Exact match	Huangpu District, ChinaHQ recorded Nov 6, 2026	1,001-5,000	2,311 contacts →
	Exact match “Envision Energy is a world-leading green technology company that provides renewable energy solutions for global enterprises, governments, and institutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Kengen Kenya	Exact match	Nairobi, KenyaHQ recorded Nov 6, 2026	1,001-5,000	2,218 contacts →
	Exact match “Kenya Electricity Generating Company PLC (KenGen) is the leading electric power generating company in East Africa.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Calpine	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,199 contacts →
	Exact match “A business unit of Constellation (NASDAQ: CEG), Calpine Corporation is America’s largest generator of electricity from natural gas and geothermal resources with operations in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Fluence	Exact match	Arlington, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,019 contacts →
	Exact match “To achieve our mission, we design, deploy, and operate the world’s most advanced modular energy storage products, comprehensive lifecycle services, and AI-enabled asset management…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Avaada Group	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	5,001-10,000	1,956 contacts →
	Exact match “Avaada Group is a diversified clean energy conglomerate focused on the global energy transition, providing solutions in renewable power generation, solar PV manufacturing, green…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Rehlko	Exact match	Milwaukee, United StatesHQ recorded Nov 6, 2026	5,001-10,000	1,933 contacts →
	Exact match “Rehlko is a global leader in energy resilience, delivering the solutions critical to sustain and improve life.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “decentralized power generation companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 11,189 decentralized power generation companies worldwide

See the full list, filter by size, metro and specialty, and access 141,011 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Decentralized power generation companies worldwide at a glance

As of Nov 6, 2026

35.1%Verified-email coverage

35.9Average contacts per company

11-50Median size (employees)

1.5%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

4,744

11-50

4,095

51-200

1,474

201-500

428

501-1,000

198

1,001-5,000

143

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for decentralized power generation companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “decentralized power generation companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 141,011 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Decentralized power generation companies by location

78 lists · largest first

Every Decentralized power generation companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “decentralized power generation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many decentralized power generation companies are there worldwide?

RevenueBase identified 11,189 company matches for decentralized power generation companies worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Siemens Energy tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most decentralized power generation companies?

The United States leads with 2,005 companies, followed by Brazil (734) and India (649). Every decentralized power generation companies list by country and city is linked on this page.

Which city has the most decentralized power generation companies?

London leads with 165 company records, followed by New York (98) and Sao Paulo (86).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 141,011 professional contacts with verified work emails tracked across these 11,189 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.