Company lists · Data refreshed November 2026

Top 25 Solar energy efficiency companies worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 14,371 companies tracked

RevenueBase identified 14,371 company matches for solar energy efficiency companies worldwide as of November 2026 and tracks 127,650 professional contacts across them, including 24,214 with verified work emails. The United States is the largest market and Lahore the largest hub.

This list covers company matches for solar energy efficiency 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 November 6, 2026. Country and city lists for solar energy efficiency 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 Nov 6, 2026 How this list was built

14,371Companies

127,650Contacts tracked

24,214Verified emails

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The 25 largest solar energy efficiency companies worldwide

Ranked by team size

Top 25 of 14,371 company matches for solar energy efficiency companies 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	Sunrun	Exact match	San Francisco, CA, United StatesHQ recorded Nov 6, 2026	10001+	8,270 contacts →
	Exact match “Life runs on clean energy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Solarsquare	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,307 contacts →
	Exact match “At SolarSquare, we make going solar simple, reliable, and worry-free.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Blue Raven Solar	Exact match	Orem, UT, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,120 contacts →
	Exact match “Blue Raven Solar, a SunPower Company, is a retailer of residential home solar systems.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Qcells North America	Exact match	Irvine, CA, United StatesHQ recorded Nov 6, 2026	501-1,000	1,076 contacts →
	Exact match “Qcells is a renowned complete energy solutions provider in solar cell and module, energy storage, downstream project business and energy retail.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	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
6	Saatvik Solar	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	1,001-5,000	889 contacts →
	Exact match “Saatvik Green Energy (‘Saatvik Solar”) ranks among the “Top Solar Panel Manufacturers” in India with an annual current production capacity of 4.8GW/Annum, having its…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Grew Solar	Exact match	Ahmedabad, IndiaHQ recorded Nov 6, 2026	1,001-5,000	807 contacts →
	Exact match “Founded in 2022, GREW Solar is India’s youngest and fastest-growing solar PV module manufacturer, backed by the 50-year manufacturing legacy of Ahmedabad-based Chiripal Group.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	LUMIO	Exact match	Lehi, UT, United StatesHQ recorded Nov 6, 2026	5,001-10,000	700 contacts →
	Exact match “We’re on a mission to make power personal.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Ilumisol Energia Solar	Exact match	Cascavel, BrazilHQ recorded Nov 6, 2026	n/a	698 contacts →
	Exact match “Na Ilumisol Energia Solar, acreditamos que sustentabilidade e economia andam juntas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Fenice Energy	Exact match	Chennai, IndiaHQ recorded Nov 6, 2026	201-500	648 contacts →
	Exact match “Fenice Energy provides high-quality end-to-end clean energy solutions for homes including solar, backup, and eV charging.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Palmetto	Exact match	Charlotte, NC, United StatesHQ recorded Nov 6, 2026	201-500	624 contacts →
	Exact match “Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Sunpower Philippines Manufacturing Limited	Exact match	3rd Street, PhilippinesHQ recorded Nov 6, 2026	201-500	560 contacts →
	Exact match “Go solar, reduce your energy bills and discover why SunPower is a world standard in solar solutions for homes, businesses and utilities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Freyr Energy Services PVT LTD	Exact match	Hyderabad, IndiaHQ recorded Nov 6, 2026	501-1,000	466 contacts →
	Exact match “Freyr Energy provides simplified solar solutions for homes & businesses, making clean energy accessible & affordable.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Titan Solar Power	Exact match	Santa Ana, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	464 contacts →
	Exact match “EnergyAid acquired Titan Solar Power's intellectual property (IP) in March of 2025 through bankruptcy court.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Posigen	Exact match	St. Rose, LA, United StatesHQ recorded Nov 6, 2026	501-1,000	452 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
16	Solex Energy Limited	Exact match	Surat, IndiaHQ recorded Nov 6, 2026	501-1,000	445 contacts →
	Exact match “Headquartered in Surat, Solex Energy has been a pioneer in sustainable energy since 1995.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Solarium Green Energy Limited	Exact match	Ahmedabad, IndiaHQ recorded Nov 6, 2026	201-500	431 contacts →
	Exact match “is transforming India’s renewable energy landscape by delivering comprehensive solar solutions that empower homes, businesses, and industries to embrace clean energy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Freedom Solar Pros LLC	Exact match	Chandler, AZ, United StatesHQ recorded Nov 6, 2026	51-200	420 contacts →
	Exact match “The future of Solar Sales” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Energyscape Renewables	Exact match	Denver, United StatesHQ recorded Nov 6, 2026	501-1,000	401 contacts →
	Exact match “Established in 2019.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	OUR World Energy	Exact match	Phoenix, AZ, United StatesHQ recorded Nov 6, 2026	201-500	393 contacts →
	Exact match “https://ourworldenergy.com/” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	ORB Energy	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	201-500	387 contacts →
	Exact match “Orb Energy is a vertically integrated solar energy solutions provider - including manufacturing solar photovoltaic panels in Bengaluru and financing SME customers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Sunder Energy	Exact match	Sandy, UT, United StatesHQ recorded Nov 6, 2026	201-500	383 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
23	Wattmonk Technologies	Exact match	Delaware, United StatesHQ recorded Nov 6, 2026	201-500	350 contacts →
	Exact match “WattMonk is a leading force in the solar industry, committed to revolutionizing the way the world harnesses clean energy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Energiekonzepte Deutschland Gmbh	Exact match	Leipzig, GermanyHQ recorded Nov 6, 2026	201-500	331 contacts →
	Exact match “Mit über installierten Anlagen und einem umfassenden Netzwerk aus Fachkräften sorgen wir jedes Jahr für circa 70 Millionen € Stromersparnis bei unseren Kundinnen und Kunden.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Premiumcad	Exact match	Sector 8, IndiaHQ recorded Nov 6, 2026	201-500	301 contacts →
	Exact match “PremiumCAD is the one of the leading providers of Solar PV installation Design and Drawing Services.” 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 “solar energy efficiency 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 14,371 solar energy efficiency companies worldwide

See the full list, filter by size, metro and specialty, and access 24,214 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Solar energy efficiency companies worldwide at a glance

As of Nov 6, 2026

19.0%Verified-email coverage

8.9Average contacts per company

1-10Median size (employees)

0.9%Largest-city concentration · Lahore

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

7,177

11-50

5,336

51-200

1,335

201-500

265

501-1,000

1,001-5,000

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 solar energy efficiency companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “solar energy efficiency 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 24,214 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 efficiency companies by location

56 lists · largest first

Every Solar energy efficiency 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 “solar energy efficiency companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many solar energy efficiency companies are there worldwide?

RevenueBase identified 14,371 company matches for solar energy efficiency companies 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?

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

Which country has the most solar energy efficiency companies?

The United States leads with 2,671 companies, followed by Brazil (1,494) and India (1,192). Every solar energy efficiency companies list by country and city is linked on this page.

Which city has the most solar energy efficiency companies?

Lahore leads with 128 company records, followed by Madrid (87) and Sao Paulo (71).

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 24,214 professional contacts with verified work emails tracked across these 14,371 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.