Company lists · Data refreshed October 2026

Top 25 Green energy system integrators worldwide

Name: Green energy system integrators worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 13, 2026 48,840 companies tracked

RevenueBase identified 48,840 company matches for green energy system integrators worldwide as of October 2026 and tracks 801,467 professional contacts across them, including 207,062 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for green energy system integrators 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 13, 2026. Country and city lists for green energy system integrators 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 13, 2026 How this list was built

48,840Companies

801,467Contacts tracked

207,062Verified emails

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The 25 largest green energy system integrators worldwide

Ranked by team size

Top 25 of 48,840 company matches for green energy system integrators worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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 13, 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 13, 2026 · View company records in RevenueBase
2	Vestas	Exact match	Aarhus, DenmarkHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
3	Technipfmc	Exact match	Newcastle Upon Tyne, United KingdomHQ recorded Oct 13, 2026	10001+	20,783 contacts →
	Exact match “TechnipFMC is a leading technology provider to the traditional and new energies industry, delivering fully integrated projects, products, and services.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4	Siemens Gamesa	Exact match	Zamudio, SpainHQ recorded Oct 13, 2026	10001+	18,116 contacts →
	Exact match “Siemens Gamesa is a global technology leader in the renewable energy industry - specifically in the development, manufacturing, installation and maintenance of wind turbines.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5	ENGIE	Exact match	Paris, FranceHQ recorded Oct 13, 2026	10001+	16,264 contacts →
	Exact match “What if your next career adventure started with ENGIE?” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6	Dalkia	Exact match	Saint-andré-lez-lille, FranceHQ recorded Oct 13, 2026	10001+	8,823 contacts →
	Exact match “Dalkia : ensemble, relevons le défi climatique!” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7	Sunrun	Exact match	San Francisco, CA, United StatesHQ recorded Oct 13, 2026	10001+	7,991 contacts →
	Exact match “Life runs on clean energy.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8	KENT	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 13, 2026	10001+	7,369 contacts →
	Exact match “We design, build and maintain the assets that power the world for today and make it future-ready for tomorrow.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9	Suzlon Group	Exact match	Pune, IndiaHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
10	Alfanar	Exact match	Riyadh, Saudi ArabiaHQ recorded Oct 13, 2026	10001+	6,606 contacts →
	Exact match “alfanar builds efficient energy systems & solutions of the present and sets up infrastructures for a brighter future.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11	Enel Green Power	Exact match	Rome, ItalyHQ recorded Oct 13, 2026	5,001-10,000	4,769 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 · Oct 13, 2026 · View company records in RevenueBase
12	RENEW	Exact match	Gurgaon, IndiaHQ recorded Oct 13, 2026	1,001-5,000	4,430 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 · Oct 13, 2026 · View company records in RevenueBase
13	RES	Exact match	Kings Langley, United KingdomHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
14	Luminous Power Technologies P LTD	Exact match	Gurgaon, IndiaHQ recorded Oct 13, 2026	5,001-10,000	3,788 contacts →
	Exact match “Powering Progress, Lighting Lives!” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15	ENPAL	Exact match	Berlin, GermanyHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
16	Solaredge Technologies	Exact match	Herzliya, IsraelHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
17	FTI	Exact match	Menasha, WI, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
18	Pearce Services	Exact match	Paso Robles, CA, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
19	Tata Power Renewable Energy Limited	Exact match	Mumbai, IndiaHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
20	Adani Green Energy LTD	Exact match	United StatesHQ recorded Oct 13, 2026	1,001-5,000	2,637 contacts →
	Exact match “Adani Green Energy Limited (AGEL) is India’s largest renewable energy company playing a vital role in enabling the clean energy transition.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21	Greenko Group	Exact match	Hyderabad, IndiaHQ recorded Oct 13, 2026	1,001-5,000	2,621 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 · Oct 13, 2026 · View company records in RevenueBase
22	Goldwind	Exact match	Daxing District, ChinaHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
23	Innio Group	Exact match	Munich, GermanyHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
24	Mckinstry	Exact match	Seattle, WA, United StatesHQ recorded Oct 13, 2026	1,001-5,000	2,293 contacts →
	Exact match “We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25	Axpo Group	Exact match	Baden, ItalyHQ recorded Oct 13, 2026	5,001-10,000	2,261 contacts →
	Exact match “Axpo is driven by a single purpose – to enable a sustainable future through innovative energy solutions.” Recorded in the RevenueBase company graph · Oct 13, 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 “green energy system integrators”. 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 48,840 green energy system integrators worldwide

See the full list, filter by size, metro and specialty, and access 207,062 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Green energy system integrators worldwide at a glance

As of Oct 13, 2026

25.8%Verified-email coverage

16.4Average contacts per company

11-50Median size (employees)

0.6%Largest-city concentration · London

Oct 13, 2026Page data refreshed

Companies by employee count

1-10

23,230

11-50

17,942

51-200

5,260

201-500

1,326

501-1,000

387

1,001-5,000

310

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 green energy system integrators are linked below.
What qualifies: Company records worldwide whose business descriptions match “green energy system integrators” 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 207,062 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 13, 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.

Green energy system integrators by location

179 lists · largest first

Every Green energy system integrators 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 “green energy system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many green energy system integrators are there worldwide?

RevenueBase identified 48,840 company matches for green energy system integrators 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 green energy system integrators?

The United States leads with 5,051 companies, followed by India (3,787) and Brazil (3,362). Every green energy system integrators list by country and city is linked on this page.

Which city has the most green energy system integrators?

London leads with 314 company records, followed by Madrid (272) and Lahore (264).

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 207,062 professional contacts with verified work emails tracked across these 48,840 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 13, 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.