Company lists · Data refreshed October 2026

Top 25 Clean energy service companies worldwide

Name: Clean energy service companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 46,270 companies tracked

RevenueBase identified 46,270 company matches for clean energy service companies worldwide as of October 2026 and tracks 639,475 professional contacts across them, including 150,168 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for clean energy service 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 October 9, 2026. Country and city lists for clean energy service 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 Oct 9, 2026 How this list was built

46,270Companies

639,475Contacts tracked

150,168Verified emails

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The 25 largest clean energy service companies worldwide

Ranked by team size

Top 25 of 46,270 company matches for clean energy service companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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	Worley	Exact match	Sydney, AustraliaHQ recorded Oct 9, 2026	10001+	35,018 contacts →
	Exact match “Worley is a global professional services company of energy, chemicals and resources experts headquartered in Australia.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	Vestas	Exact match	Aarhus, DenmarkHQ recorded Oct 9, 2026	10001+	27,666 contacts →
	Exact match “Vestas is the energy industry’s global partner on sustainable energy solutions.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	Dalkia	Exact match	Saint-andré-lez-lille, FranceHQ recorded Oct 9, 2026	10001+	8,823 contacts →
	Exact match “Dalkia : ensemble, relevons le défi climatique!” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	Sunrun	Exact match	San Francisco, CA, United StatesHQ recorded Oct 9, 2026	10001+	7,991 contacts →
	Exact match “Life runs on clean energy.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	Suzlon Group	Exact match	Pune, IndiaHQ recorded Oct 9, 2026	5,001-10,000	7,174 contacts →
	Exact match “Suzlon is a global wind-first, full-stack clean energy solutions conglomerate with businesses spanning RE Technology (Wind, Solar, Storage), RE Development Company, RE Asset…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	Centrica	Exact match	Windsor, United KingdomHQ recorded Oct 9, 2026	10001+	4,831 contacts →
	Exact match “Centrica is an international energy services and solutions company, founded on a 200-year heritage of serving customers in homes and businesses.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7	KENTZ	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 9, 2026	10001+	4,217 contacts →
	Exact match “Following the acquisition of SNC-Lavalin's oil and gas division, Kentz has become a part of Kent.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	Generac	Exact match	Waukesha, WI, United StatesHQ recorded Oct 9, 2026	5,001-10,000	3,918 contacts →
	Exact match “Generac is the total energy solutions company powering a smarter world.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	Ambit Energy	Exact match	Irving, TX, United StatesHQ recorded Oct 9, 2026	n/a	3,906 contacts →
	Exact match “Ambit Energy provides electricity, natural gas and solar services in numerous markets across the United States, primarily marketed through a direct sales channel of more than…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	RES	Exact match	Kings Langley, United KingdomHQ recorded Oct 9, 2026	1,001-5,000	3,875 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 · Oct 9, 2026 · View company records in RevenueBase
11	Luminous Power Technologies P LTD	Exact match	Gurgaon, IndiaHQ recorded Oct 9, 2026	5,001-10,000	3,788 contacts →
	Exact match “Powering Progress, Lighting Lives!” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	ENPAL	Exact match	Berlin, GermanyHQ recorded Oct 9, 2026	5,001-10,000	3,325 contacts →
	Exact match “Enpal is Europe's leading new energy company.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Enphase Energy	Exact match	Fremont, CA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	3,158 contacts →
	Exact match “Enphase Energy is a global energy technology company and the world’s leading supplier of microinverter-based solar and battery systems.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Solaredge Technologies	Exact match	Herzliya, IsraelHQ recorded Oct 9, 2026	1,001-5,000	3,144 contacts →
	Exact match “SolarEdge is a global leader in smart energy technology.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	FTI	Exact match	Menasha, WI, United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,979 contacts →
	Exact match “Faith Technologies Incorporated (FTI) is a dynamic organization comprised of construction, engineering, manufacturing and renewable energy experts.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	Pearce Services	Exact match	Paso Robles, CA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,700 contacts →
	Exact match “PEARCE from CBRE is the largest national independent provider of outsourced repair, maintenance, and engineering services to critical infrastructure in the renewable energy, power…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	Tata Power Renewable Energy Limited	Exact match	Mumbai, IndiaHQ recorded Oct 9, 2026	501-1,000	2,696 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 · Oct 9, 2026 · View company records in RevenueBase
18	Ingeteam	Exact match	Zamudio, SpainHQ recorded Oct 9, 2026	1,001-5,000	2,638 contacts →
	Exact match “Ingeteam is made up of a team of more than 3,500 people in 15 countries, with more than 80 years of experience providing creative solutions to specific problems to electrify…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	Goldwind	Exact match	Daxing District, ChinaHQ recorded Oct 9, 2026	10001+	2,512 contacts →
	Exact match “As a reliable global strategic partner in clean energy, Goldwind is committed Driving a Renewable Future and centering its business on Ecology-Oriented Development+ENERGY industry…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	Innio Group	Exact match	Munich, GermanyHQ recorded Oct 9, 2026	1,001-5,000	2,332 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 · Oct 9, 2026 · View company records in RevenueBase
21	Trinasolar	Exact match	Jiangsu, ChinaHQ recorded Oct 9, 2026	10001+	2,240 contacts →
	Exact match “Founded in 1997, Trinasolar (688599.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Waaree Group	Exact match	Mumbai, IndiaHQ recorded Oct 9, 2026	5,001-10,000	2,214 contacts →
	Exact match “Founded in 1990, Waaree Energies Limited is India’s leading renewable energy company, driving the global transition to clean power.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	Envision Energy	Exact match	Huangpu District, ChinaHQ recorded Oct 9, 2026	1,001-5,000	2,204 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 · Oct 9, 2026 · View company records in RevenueBase
24	Solarsquare	Exact match	Mumbai, IndiaHQ recorded Oct 9, 2026	1,001-5,000	2,156 contacts →
	Exact match “At SolarSquare, we make going solar simple, reliable, and worry-free.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Premier Energies Limited	Exact match	Secunderabad, IndiaHQ recorded Oct 9, 2026	501-1,000	2,087 contacts →
	Exact match “INDIA'S FIRST LEED GOLD-RATED SOLAR MANUFACTURING FACILITY- The year was 1995, when Shri Surendarpal Singh Saluja established Premier Energies with the goal to harness the sun’s…” Recorded in the RevenueBase company graph · Oct 9, 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 “clean energy service 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 46,270 clean energy service companies worldwide

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Clean energy service companies worldwide at a glance

As of Oct 9, 2026

23.5%Verified-email coverage

13.8Average contacts per company

11-50Median size (employees)

0.6%Largest-city concentration · Sao Paulo

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

22,611

11-50

16,853

51-200

4,658

201-500

1,110

501-1,000

317

1,001-5,000

277

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 clean energy service companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “clean energy service 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 150,168 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 October 9, 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.

Clean energy service companies by location

163 lists · largest first

Every Clean energy service 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 “clean energy service companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clean energy service companies are there worldwide?

RevenueBase identified 46,270 company matches for clean energy service companies worldwide as of October 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?

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

Which country has the most clean energy service companies?

The United States leads with 5,128 companies, followed by Brazil (3,364) and India (3,255). Every clean energy service companies list by country and city is linked on this page.

Which city has the most clean energy service companies?

Sao Paulo leads with 298 company records, followed by Madrid (262) and Lahore (239).

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 150,168 professional contacts with verified work emails tracked across these 46,270 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 October 9, 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.