Company lists · Data refreshed September 2026

Top 25 Distributed energy resource companies worldwide

RevenueBase identified 8,123 distributed energy resource companies worldwide as of September 2026 and tracks 195,232 professional contacts across them, including 73,789 with verified work emails and 0 with mobile numbers. The United States is the largest market and London the largest hub.

This list covers distributed energy resource companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026. Country and city lists for distributed energy resource companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
8,123Companies
195,232Contacts tracked
73,789Verified emails
0Mobile numbers
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The 25 largest distributed energy resource companies worldwide

Ranked by team size
Top 25 of 8,123 distributed energy resource companies worldwide, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to distributed energy resource companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 16, 202610001+7,974 contacts →

Partial evidence

“Life runs on clean energy.”

Source: RevenueBase Database · checked Sep 16, 2026
2Strong evidenceJuno Beach, FL, United StatesHQ checked Sep 16, 202610001+6,221 contacts →

Strong evidence

“NextEra Energy Resources, LLC, together with its affiliated entities,("NextEra Energy Resources") is one of the largest energy infrastructure companies in North America.”

Source: RevenueBase Database · checked Sep 16, 2026
3Partial evidenceLondon, United KingdomHQ checked Sep 16, 20261,001-5,0003,989 contacts →

Partial evidence

“We're on a mission to make a big green dent in the universe by building a truly sustainable energy system globally.”

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidenceWaukesha, WI, United StatesHQ checked Sep 16, 20265,001-10,0003,797 contacts →

Partial evidence

“Generac is the total energy solutions company powering a smarter world.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceGurgaon, IndiaHQ checked Sep 16, 20265,001-10,0003,713 contacts →

Indirect evidence

“Powering Progress, Lighting Lives!”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceBerlin, GermanyHQ checked Sep 16, 20265,001-10,0003,242 contacts →

Partial evidence

“Enpal is Europe's leading new energy company.”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceFremont, CA, United StatesHQ checked Sep 16, 20261,001-5,0003,130 contacts →

Partial evidence

“Enphase Energy is a global energy technology company and the world’s leading supplier of microinverter-based solar and battery systems.”

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceHerzliya, IsraelHQ checked Sep 16, 20261,001-5,0003,091 contacts →

Partial evidence

“SolarEdge is a global leader in smart energy technology.”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceRichmond, CA, United StatesHQ checked Sep 16, 20261,001-5,0002,675 contacts →

Partial evidence

“We believe clean energy and backup storage should be accessible to everybody.”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceMumbai, IndiaHQ checked Sep 16, 2026501-1,0002,660 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceChicago, IL, United StatesHQ checked Sep 16, 20261,001-5,0002,465 contacts →

Indirect evidence

“S&C is empowering people to transform the grid.”

Source: RevenueBase Database · checked Sep 16, 2026
12Strong evidenceMunich, GermanyHQ checked Sep 16, 20261,001-5,0002,111 contacts →

Strong evidence

“INNIO Group is a global distributed energy solutions provider that delivers reliable, flexible, transient, decentralized, modular and efficient power.”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceArlington, VA, United StatesHQ checked Sep 16, 20261,001-5,0001,863 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceKitchener, ON, CanadaHQ checked Sep 16, 202610001+1,781 contacts →

Partial evidence

“Canadian Solar was founded in 2001 in Canada and is one of the world's largest solar technology and renewable energy companies.”

Source: RevenueBase Database · checked Sep 16, 2026
15Partial evidenceSan Ramon, CA, United StatesHQ checked Sep 16, 20261,001-5,0001,763 contacts →

Partial evidence

“At GE Digital, our focus is clear: delivering software that accelerates a new era of energy.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceMilwaukee, WI, United StatesHQ checked Sep 16, 20265,001-10,0001,709 contacts →

Partial evidence

“Rehlko is a global leader in energy resilience, delivering the solutions critical to sustain and improve life.”

Source: RevenueBase Database · checked Sep 16, 2026
17Partial evidenceDublin, OH, United StatesHQ checked Sep 16, 20261,001-5,0001,388 contacts →

Partial evidence

“IGS Energy has been a trusted energy advisor since 1989, growing into one of the nation’s top energy retailers.”

Source: RevenueBase Database · checked Sep 16, 2026
18Partial evidenceFramingham, MA, United StatesHQ checked Sep 16, 20261,001-5,0001,383 contacts →

Partial evidence

“Ameresco, Inc.(NYSE:AMRC) is a leading energy infrastructure solutions provider dedicated to helping customers reduce costs, enhance resilience, and decarbonize to net zero in the…”

Source: RevenueBase Database · checked Sep 16, 2026
19Partial evidenceSan Diego, CA, United StatesHQ checked Sep 16, 20261,001-5,0001,286 contacts →

Partial evidence

“SOLV Energy is a renewable energy solutions provider for utility solar, energy storage, and high voltage projects in North America.”

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceLondon, United KingdomHQ checked Sep 16, 20261,001-5,0001,114 contacts →

Partial evidence

“Lightsource bp is working to support a future powered by renewable, affordable and reliable energy that benefits our partners, people and planet.”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceOslo, NorwayHQ checked Sep 16, 2026501-1,0001,099 contacts →

Partial evidence

“Scatec is a leading renewable energy solutions provider, accelerating access to reliable and affordable clean energy in emerging markets.”

Source: RevenueBase Database · checked Sep 16, 2026
22Partial evidenceIrvine, CA, United StatesHQ checked Sep 16, 2026501-1,000954 contacts →

Partial evidence

“Qcells is a renowned complete energy solutions provider in solar cell and module, energy storage, downstream project business and energy retail.”

Source: RevenueBase Database · checked Sep 16, 2026
23Partial evidenceHelsinki, FinlandHQ checked Sep 16, 202610001+940 contacts →

Partial evidence

“Wärtsilä leads the transition towards a 100% renewable energy future.”

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidenceAustin, United StatesHQ checked Sep 16, 2026501-1,000931 contacts →

Partial evidence

“Recurrent Energy, a subsidiary of Canadian Solar Inc, is one of the world's largest and most geographically diversified utility-scale solar and energy storage project development…”

Source: RevenueBase Database · checked Sep 16, 2026
25Partial evidenceHouston, TX, United StatesHQ checked Sep 16, 2026501-1,000906 contacts →

Partial evidence

“Sunnova Energy International Inc.(NYSE: NOVA) is an industry-leading energy services company focused on making clean energy more accessible, reliable, and affordable for…”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 8,123 distributed energy resource companies worldwide

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Distributed energy resource companies worldwide at a glance

As of Sep 16, 2026
37.8%Verified-email coverage
24.0Average contacts per company
11-50Median size (employees)
1.6%Largest-city concentration · London
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
3,532
11-50
3,167
51-200
988
201-500
224
501-1,000
82
1,001-5,000
70
5,001-10,000
11
10001+
13

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among distributed energy resource companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
37 countries, largest first: the United States, Brazil, India, Germany, the United Kingdom, Australia, the Netherlands, Pakistan, South Africa, Spain and 27 more. Country and city lists for distributed energy resource companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “distributed energy resource companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names distributed energy resource companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among distributed energy resource companies, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 73,789 across the full list. 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 September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Distributed energy resource companies by location

52 lists · largest first

Every Distributed energy resource 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names distributed energy resource companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many distributed energy resource companies are there worldwide?

RevenueBase identified 8,123 distributed energy resource companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Sunrun, headquartered in San Francisco, tops this list with the largest team on record.

Which country has the most distributed energy resource companies?

The United States leads with 2,211 companies, followed by Brazil (841) and India (734). Every distributed energy resource companies list by country and city is linked on this page.

Which city has the most distributed energy resource companies?

London leads with 128 headquartered companies, followed by New York (88) and Lahore (82).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 73,789 verified decision-maker contacts tracked across these 8,123 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.