Company lists · Data refreshed November 2026

Top 25 Renewable energy integration firms worldwide

Name: Renewable energy integration firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 26,792 companies tracked

RevenueBase identified 26,792 company matches for renewable energy integration firms worldwide as of November 2026 and tracks 374,975 professional contacts across them, including 103,088 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for renewable energy integration firms 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 renewable energy integration firms 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

26,792Companies

374,975Contacts tracked

103,088Verified emails

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The 25 largest renewable energy integration firms worldwide

Ranked by team size

Top 25 of 26,792 company matches for renewable energy integration firms 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	ENGIE	Exact match	Paris, FranceHQ recorded Nov 6, 2026	10001+	17,098 contacts →
	Exact match “What if your next career adventure started with ENGIE?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	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
3	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
4	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
5	FTI	Exact match	Menasha, WI, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,999 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 · Nov 6, 2026 · View company records in RevenueBase
6	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
7	Waaree Group	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	5,001-10,000	2,294 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 · Nov 6, 2026 · View company records in RevenueBase
8	Semco Maritime	Exact match	Esbjerg, DenmarkHQ recorded Nov 6, 2026	1,001-5,000	2,116 contacts →
	Exact match “To fulfil the vision of a fossil-free future, we need conventional and renewable energy sources to coexist effectively until the day when renewables can fully keep the world…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Omexom	Exact match	Nanterre, FranceHQ recorded Nov 6, 2026	5,001-10,000	2,108 contacts →
	Exact match “With today's global energy sector undergoing constant change, Omexom works with its clients in delivering on the promises of the energy transition.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Rotary Engineering	Exact match	SingaporeHQ recorded Nov 6, 2026	5,001-10,000	2,055 contacts →
	Exact match “Founded 1972 in Singapore, Rotary Engineering is your Strategic Energy Partner providing Integrated Infrastructure Solutions with a sustainability focus.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	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
12	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
13	Ameresco	Exact match	Framingham, MA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,570 contacts →
	Exact match “Ameresco, Inc.(NYSE:AMRC) is a leading energy infrastructure company delivering integrated solutions to create reliable power and modernize infrastructure.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Solv Energy	Exact match	San Diego, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,484 contacts →
	Exact match “SOLV Energy is a renewable energy solutions provider for utility solar, energy storage, and high voltage projects in North America.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Plenitude	Exact match	United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,448 contacts →
	Exact match “Plenitude is a company controlled by Eni that integrates production from renewables, the sale of energy, energy services and a large network of electric vehicle charging points.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	SAEL	Exact match	New Delhi, IndiaHQ recorded Nov 6, 2026	1,001-5,000	1,329 contacts →
	Exact match “SAEL Industries Limited, is a leading Indian renewable energy company specializing in solar and waste-to-energy projects, committed to fostering green assets that contribute to…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Voltalia	Exact match	Paris, FranceHQ recorded Nov 6, 2026	1,001-5,000	1,327 contacts →
	Exact match “Voltalia is an international player in renewable energies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Scatec ASA	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	501-1,000	1,259 contacts →
	Exact match “Scatec is a leading renewable energy solutions provider, accelerating access to reliable and affordable clean energy in emerging markets.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Lightsource BP	Exact match	London, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	1,135 contacts →
	Exact match “Lightsource bp is working to support a future powered by renewable, affordable and reliable energy that benefits our partners, people and planet.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	1komma5	Exact match	Hamburg, GermanyHQ recorded Nov 6, 2026	1,001-5,000	1,084 contacts →
	Exact match “1KOMMA5° wurde gegründet um Millionen Gebäude in Europa klimaneutral immer mit dem günstigsten Strom zu versorgen - ganz ohne fossile Energie.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	CTG Brasil	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	501-1,000	1,060 contacts →
	Exact match “Na CTG Brasil, trabalhamos por um único propósito: desenvolver o mundo com energia limpa em larga escala.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Wärtsilä Energy	Exact match	Helsinki, FinlandHQ recorded Nov 6, 2026	10001+	991 contacts →
	Exact match “Wärtsilä leads the transition towards a 100% renewable energy future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Wanzek Construction, Inc., A Mastec Company	Exact match	Fargo, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	977 contacts →
	Exact match “Wanzek Construction, Inc, a MasTec Renewables company, is a leading general construction contractor and clean energy services company headquartered in Fargo, North Dakota.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Inox Wind LTD	Exact match	Noida, IndiaHQ recorded Nov 6, 2026	1,001-5,000	976 contacts →
	Exact match “Inox Wind is India’s leading wind energy solutions provider, offering comprehensive services from concept to commissioning and Operations & Maintenance (O&M).” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	ION Solar	Exact match	Provo, UT, United StatesHQ recorded Nov 6, 2026	501-1,000	945 contacts →
	Exact match “Ion Solar is a premium, full-service solar provider.” 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 “renewable energy integration firms”. 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 26,792 renewable energy integration firms worldwide

See the full list, filter by size, metro and specialty, and access 103,088 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy integration firms worldwide at a glance

As of Nov 6, 2026

27.5%Verified-email coverage

14.0Average contacts per company

11-50Median size (employees)

0.9%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

13,235

11-50

9,596

51-200

2,671

201-500

662

501-1,000

189

1,001-5,000

172

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 renewable energy integration firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “renewable energy integration firms” 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 103,088 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.

Renewable energy integration firms by location

125 lists · largest first

Every Renewable energy integration firms 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 “renewable energy integration firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy integration firms are there worldwide?

RevenueBase identified 26,792 company matches for renewable energy integration firms 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?

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

Which country has the most renewable energy integration firms?

The United States leads with 3,454 companies, followed by India (2,194) and Brazil (1,789). Every renewable energy integration firms list by country and city is linked on this page.

Which city has the most renewable energy integration firms?

London leads with 237 company records, followed by Madrid (189) and Lahore (161).

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 103,088 professional contacts with verified work emails tracked across these 26,792 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.