Company lists · Data refreshed November 2026

Top 25 Solar energy advocacy groups worldwide

RevenueBase identified 2,557 company matches for solar energy advocacy groups worldwide as of November 2026 and tracks 27,096 professional contacts across them, including 5,922 with verified work emails. The United States is the largest market and Washington the largest hub.

This list covers company matches for solar energy advocacy groups 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 solar energy advocacy groups 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
2,557Companies
27,096Contacts tracked
5,922Verified emails
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The 25 largest solar energy advocacy groups worldwide

Ranked by team size
Top 25 of 2,557 company matches for solar energy advocacy groups 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSan Diego, United StatesHQ recorded Nov 6, 2026n/a1,155 contacts →

Exact match

“The Powur Mission: Accelerate the adoption of clean energy worldwide We're empowering our community of homeowners and advisors to thrive in the global shift to sustainable energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchFreiburg, GermanyHQ recorded Nov 6, 20261,001-5,000950 contacts →

Exact match

“The Fraunhofer Institute for Solar Energy Systems ISE in Freiburg, Germany is the largest solar research institute in Europe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchOakland, CA, United StatesHQ recorded Nov 6, 2026201-500744 contacts →

Exact match

“GRID Alternatives is a national leader in bringing affordable solar power, clean mobility, and energy storage to underserved communities while creating pathways to life-changing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200478 contacts →

Exact match

“The Solar Energy Industries Association (SEIA®) is leading the transformation to a clean energy economy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSt. Rose, LA, United StatesHQ recorded Nov 6, 2026501-1,000452 contacts →

Exact match

“PosiGen is the nation's leading residential solar and energy efficiency provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSandy, UT, United StatesHQ recorded Nov 6, 2026201-500383 contacts →

Exact match

“We don’t settle at Sunder, so you can expect exceptional service from start to finish in your switch to solar.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBarcelona, SpainHQ recorded Nov 6, 2026201-500344 contacts →

Exact match

“Building the most impactful green energy community in Europe by unleashing the full potential of electrifying energy demand by scaling distributed Solar and Storage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPensacola, FL, United StatesHQ recorded Nov 6, 20261,001-5,000284 contacts →

Exact match

“People.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSeville, SpainHQ recorded Nov 6, 2026201-500267 contacts →

Exact match

“Climate change is one of the greatest threats to our planet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchUnited StatesHQ recorded Nov 6, 20261,001-5,000257 contacts →

Exact match

“At Nusun, we understand that transitioning to solar power can be challenging.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchTampa, FL, United StatesHQ recorded Nov 6, 2026201-500245 contacts →

Exact match

“We are creating a more sustainable and better earth through solar energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200234 contacts →

Exact match

“The American Clean Power Association (ACP) is the leading voice of today’s multi-tech clean energy industry, representing energy storage, wind, utility-scale solar, clean…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMinneapolis, MN, United StatesHQ recorded Nov 6, 202651-200224 contacts →

Exact match

“CEE is a community-based clean energy nonprofit with special expertise in energy efficiency that stretches back 40 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchVancouver, AZ, United StatesHQ recorded Nov 6, 202651-200189 contacts →

Exact match

“Preserve, protect, and improve the environment in the US with Solar.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSulphur Springs, TX, United StatesHQ recorded Nov 6, 2026201-500168 contacts →

Exact match

“Signature Solar was born under the belief that "Solar is for Everyone" In a world where solar power casts an unapproachable and unattainable shadow, we aim to bring light through…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSeoul, South KoreaHQ recorded Nov 6, 202651-200160 contacts →

Exact match

“Solutions for Our Climate (SFOC) is an international climate advocacy organization founded in 2016 dedicated to accelerating effective climate action and energy transition across…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchVilleurbanne, FranceHQ recorded Nov 6, 2026201-500160 contacts →

Exact match

“mylight150 : leader de la transition énergétique en Europe Fondée en 2014 à Lyon par Ondine et Virgile Suavet, mylight150 est un acteur clé de la transition énergétique, avec…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBrumath, FranceHQ recorded Nov 6, 202651-200160 contacts →

Exact match

“Nous croyons en l’énergie solaire photovoltaïque comme incontournable source d’énergie durable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSan Francisco, DC, United StatesHQ recorded Nov 6, 202651-200158 contacts →

Exact match

“U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPasco, WA, United StatesHQ recorded Nov 6, 20261,001-5,000154 contacts →

Exact match

“Solgen Power provides an excellent Solar experience for homeowners in Washington State, Oregon, Idaho, Ohio, Kentucky, Indiana, Arizona, and Texas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLehi, UT, United StatesHQ recorded Nov 6, 202611-50149 contacts →

Exact match

“Fluent Solar, your whole home provider of efficient and affordable solar technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200133 contacts →

Exact match

“Solar United Neighbors (SUN) is a national nonprofit organization helping people go solar, join together, and fight for their energy rights.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-200132 contacts →

Exact match

“The Energy Coalition (TEC) is a California-based nonprofit 501(c)3 organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026201-500126 contacts →

Exact match

“NY State Solar helps your friends and neighbors save on their energy bills – Our custom solar solutions are engineered from the ground-up, and every system that we install is…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCharlotte, SC, United StatesHQ recorded Nov 6, 202651-200116 contacts →

Exact match

“We believe in solar!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,557 solar energy advocacy groups worldwide

See the full list, filter by size, metro and specialty, and access 5,922 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Solar energy advocacy groups worldwide at a glance

As of Nov 6, 2026
21.9%Verified-email coverage
10.6Average contacts per company
1-10Median size (employees)
0.9%Largest-city concentration · Washington
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,353
11-50
859
51-200
252
201-500
51
501-1,000
8
1,001-5,000
9
5,001-10,000
1
10001+
6

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 solar energy advocacy groups are linked below.
What qualifies
Company records worldwide whose business descriptions match “solar energy advocacy groups” 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 5,922 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.

Solar energy advocacy groups by location

11 lists · largest first

Every Solar energy advocacy groups list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “solar energy advocacy groups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many solar energy advocacy groups are there worldwide?

RevenueBase identified 2,557 company matches for solar energy advocacy groups 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?

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

Which country has the most solar energy advocacy groups?

The United States leads with 859 companies, followed by Brazil (174) and India (165). Every solar energy advocacy groups list by country and city is linked on this page.

Which city has the most solar energy advocacy groups?

Washington leads with 22 company records, followed by Austin (19) and Los Angeles (18).

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 5,922 professional contacts with verified work emails tracked across these 2,557 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.