Company lists · Data refreshed October 2026

Top 25 Commercial solar engineering firms worldwide

Name: Commercial solar engineering firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 10, 2026 49,322 companies tracked

RevenueBase identified 49,322 company matches for commercial solar engineering firms worldwide as of October 2026 and tracks 517,498 professional contacts across them, including 126,707 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for commercial solar engineering 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 October 10, 2026. Country and city lists for commercial solar engineering 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 Oct 10, 2026 How this list was built

49,322Companies

517,498Contacts tracked

126,707Verified emails

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The 25 largest commercial solar engineering firms worldwide

Ranked by team size

Top 25 of 49,322 company matches for commercial solar engineering firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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 Oct 10, 2026	10001+	7,991 contacts →
	Exact match “Life runs on clean energy.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2	Sargent & Lundy	Exact match	Chicago, United StatesHQ recorded Oct 10, 2026	1,001-5,000	4,341 contacts →
	Exact match “Sargent & Lundy is one of the world’s longest-standing full-service architect engineering firms.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3	Luminous Power Technologies P LTD	Exact match	Gurgaon, IndiaHQ recorded Oct 10, 2026	5,001-10,000	3,788 contacts →
	Exact match “Powering Progress, Lighting Lives!” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4	FTI	Exact match	Menasha, WI, United StatesHQ recorded Oct 10, 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 10, 2026 · View company records in RevenueBase
5	Tata Power Renewable Energy Limited	Exact match	Mumbai, IndiaHQ recorded Oct 10, 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 10, 2026 · View company records in RevenueBase
6	MOSS	Exact match	Fort Lauderdale, FL, United StatesHQ recorded Oct 10, 2026	5,001-10,000	2,323 contacts →
	Exact match “Moss is a national, privately-held construction firm providing innovative solutions resulting in award-winning projects.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7	Waaree Group	Exact match	Mumbai, IndiaHQ recorded Oct 10, 2026	5,001-10,000	2,214 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 · Oct 10, 2026 · View company records in RevenueBase
8	Solarsquare	Exact match	Mumbai, IndiaHQ recorded Oct 10, 2026	1,001-5,000	2,156 contacts →
	Exact match “At SolarSquare, we make going solar simple, reliable, and worry-free.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9	Premier Energies Limited	Exact match	Secunderabad, IndiaHQ recorded Oct 10, 2026	501-1,000	2,087 contacts →
	Exact match “INDIA'S FIRST LEED GOLD-RATED SOLAR MANUFACTURING FACILITY- The year was 1995, when Shri Surendarpal Singh Saluja established Premier Energies with the goal to harness the sun’s…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10	IMEG	Exact match	Rock Island, IL, United StatesHQ recorded Oct 10, 2026	1,001-5,000	2,064 contacts →
	Exact match “Leaders in Engineering and Innovation.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11	Sunpower Corporation	Exact match	Richmond, CA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	2,009 contacts →
	Exact match “We believe clean energy and backup storage should be accessible to everybody.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12	Enercon Services, INC	Exact match	Kennesaw, GA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,980 contacts →
	Exact match “ENERCON is a multi-discipline engineering and environmental engineering support services firm focused on delivering safe and efficient solutions for the power, data center and…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13	Trinity Solar	Exact match	Wall Township, NJ, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,782 contacts →
	Exact match “Trinity Solar is one of the largest privately held residential solar companies in the nation.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14	Bowman Consulting	Exact match	Reston, VA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,778 contacts →
	Exact match “Headquartered in Reston, Virginia, Bowman is a national engineering services firm delivering infrastructure solutions to customers who own, develop and maintain the built…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15	Freedom Forever	Exact match	Temecula, CA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,684 contacts →
	Exact match “Freedom Forever is a residential solar installation company that partners with solar sales companies in the industry.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16	Solv Energy	Exact match	San Diego, CA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,437 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 · Oct 10, 2026 · View company records in RevenueBase
17	Grupo Cosampa	Exact match	Fortaleza, BrazilHQ recorded Oct 10, 2026	1,001-5,000	1,317 contacts →
	Exact match “O Grupo Cosampa vem conquistando espaço no mercado, através da prestação de serviços com qualidade e excelência, nas áreas de construção civil, engenharia elétrica e energias…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18	Engeko Engenharia E Construção Ltda	Exact match	São Paulo, BrazilHQ recorded Oct 10, 2026	1,001-5,000	1,116 contacts →
	Exact match “No mercado desde 2007, atuamos em todo território nacional com foco no segmento industrial e na construção de parcerias a longo prazo, oferecendo diversos tipos de soluções e…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19	Sepcoiii Electric Power Construction Co., LTD	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 10, 2026	10001+	1,105 contacts →
	Exact match “Electrical Power Construction Co, Ltd.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20	Blue Raven Solar	Exact match	Orem, UT, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,075 contacts →
	Exact match “Blue Raven Solar, a SunPower Company, is a retailer of residential home solar systems.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21	EDF Solutions Solaires	Exact match	Limonest, FranceHQ recorded Oct 10, 2026	1,001-5,000	1,069 contacts →
	Exact match “EDF solutions solaires est une filiale à 100% du groupe EDF et leader de l'autoconsommation solaire chez les particuliers depuis plus de 20 ans.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22	Mapa Group	Exact match	Ankara, TürkiyeHQ recorded Oct 10, 2026	10001+	1,055 contacts →
	Exact match “Mapa Group has emerged as a global leader in the engineering and construction industry, now spanning three continents.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23	Qcells North America	Exact match	Irvine, CA, United StatesHQ recorded Oct 10, 2026	501-1,000	1,041 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 · Oct 10, 2026 · View company records in RevenueBase
24	Maxeon Solar Technologies	Exact match	SingaporeHQ recorded Oct 10, 2026	201-500	1,021 contacts →
	Exact match “Maxeon Solar Technologies is Powering Positive Change™.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25	MPE Engenharia E Serviços S.A	Exact match	Rio De Janeiro, BrazilHQ recorded Oct 10, 2026	1,001-5,000	947 contacts →
	Exact match “A MPE ENGENHARIA E SERVIÇOS atua, em todo o território nacional, de forma inovadora, desenvolvendo soluções diferenciadas em projetos, construções, reformas, montagens…” Recorded in the RevenueBase company graph · Oct 10, 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 “commercial solar engineering 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 49,322 commercial solar engineering firms worldwide

See the full list, filter by size, metro and specialty, and access 126,707 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial solar engineering firms worldwide at a glance

As of Oct 10, 2026

24.5%Verified-email coverage

10.5Average contacts per company

11-50Median size (employees)

0.7%Largest-city concentration · Sao Paulo

Oct 10, 2026Page data refreshed

Companies by employee count

1-10

24,359

11-50

17,959

51-200

5,031

201-500

1,141

501-1,000

278

1,001-5,000

205

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 commercial solar engineering firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “commercial solar engineering 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 126,707 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 10, 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.

Commercial solar engineering firms by location

183 lists · largest first

Every Commercial solar engineering 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 “commercial solar engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commercial solar engineering firms are there worldwide?

RevenueBase identified 49,322 company matches for commercial solar engineering firms 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?

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

Which country has the most commercial solar engineering firms?

The United States leads with 8,164 companies, followed by Brazil (4,013) and India (3,748). Every commercial solar engineering firms list by country and city is linked on this page.

Which city has the most commercial solar engineering firms?

Sao Paulo leads with 350 company records, followed by Lahore (257) and Pune (218).

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 126,707 professional contacts with verified work emails tracked across these 49,322 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 10, 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.