Company lists · Data refreshed November 2026

Top 25 Solar thermal system maintenance companies worldwide

RevenueBase identified 2,744 company matches for solar thermal system maintenance companies worldwide as of November 2026 and tracks 14,159 professional contacts across them, including 2,401 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for solar thermal system maintenance 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 thermal system maintenance 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
2,744Companies
14,159Contacts tracked
2,401Verified emails
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The 25 largest solar thermal system maintenance companies worldwide

Ranked by team size
Top 25 of 2,744 company matches for solar thermal system maintenance 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLelystad, NetherlandsHQ recorded Nov 6, 20261,001-5,000813 contacts →

Exact match

“Sinds het ontstaan in 1947 is Feenstra marktleider in installatietechniek met een nationale dekking.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSanta Ana, CA, United StatesHQ recorded Nov 6, 20261,001-5,000464 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
3Exact matchSan Ramon, CA, United StatesHQ recorded Nov 6, 202651-200169 contacts →

Exact match

“Founded in 1998, Solar Technologies has installed more than solar panels and helped thousands of Bay Area home and business owners save money with solar.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMontpellier, FranceHQ recorded Nov 6, 2026201-500142 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchVilleurbanne, FranceHQ recorded Nov 6, 2026201-500124 contacts →

Exact match

“E2S, prend en charge l'entretien, le dépannage, les travaux de rénovation et d'optimisation, pour vos équipements, notamment de chauffage collectif, de petites et moyennes…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBangalore, IndiaHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“Nuetech commands a rich heritage in the non-conventional energy industry with its origin in the very nascent days of solar thermal business in India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBethpage, NY, United StatesHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“Solar installation and service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDel Valle Sector Oriente, MexicoHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“Reduce tus costos energéticos y recibe beneficios fiscales como depreciación acelerada e IVA diferido.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSt. Louis, IL, United StatesHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“With twenty years of experience, we simplify solar solutions for residential, commercial, and industrial customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchPretoria, South AfricaHQ recorded Nov 6, 2026201-50086 contacts →

Exact match

“We're not your average solar company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSaint-leu, ReunionHQ recorded Nov 6, 202651-20074 contacts →

Exact match

“Entreprise réunionnaise fondée en 2008, le Groupe Gaïa rassemble aujourd'hui plus de 130 collaboratrices et collaborateurs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBaesweiler, GermanyHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“Innovative solar solutions for the sustainable future of your company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSint-pieters-leeuw, BelgiumHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“At Senec, we support both private individuals and professionals with their heating, air conditioning, ventilation, and energy projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchFresno, CA, United StatesHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Solar is a lifetime investment decision.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSan Juan, Puerto RicoHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“Universal solar es una corporación con más de 50 años de experiencia proveyendo productos de calidad y servicio de primera a través de toda la isla, Islas Vírgenes y en los…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAlbuquerque, NM, United StatesHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Affordable Solar has installed over solar systems in New Mexico and supplied more than systems to commercial, industrial, scientific, community and residential customers in 96…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPetaling Jaya, MalaysiaHQ recorded Nov 6, 202611-5062 contacts →

Exact match

“Solar PV Service Provider with Full Fledged Operations & Maintenance Services”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSão Manuel, BrazilHQ recorded Nov 6, 2026201-50062 contacts →

Exact match

“Soletrol, as posted by the Sun & Energy Magazine (one of the most important publication of renewable energy) leads the solar water heating market in the Americas, and is one of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchJaipur, IndiaHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“GE ONE SOLAR offers single source for a solution that brings renewable energy without adding to individual effort.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAcacia Ridge, AustraliaHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“As Australia's largest dedicated solar service company, we provide expert solutions for the entire lifecycle of your solar energy systems, including design, installation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRancho Cordova, CA, United StatesHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“SunSystem Technology (SST) sets the industry performance standard for Photovoltaic Solar Operations & Maintenance companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAltamonte Springs, FL, United StatesHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“Solar Source specializes in residential & commercial solar electric, backup batteries, solar pool heating, solar hot water heating, and roofing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSharjah, United Arab EmiratesHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Value Addition specializes in system conceptual design, supply, installation, commissioning and maintenance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAiea, HI, United StatesHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“Haleakala Solar has been in business for over 40 years and has installed over fourteen thousand solar energy systems with satisfied customers all over the state of Hawaii.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchOcoee, CA, United StatesHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“Magen eco-Energy US is the US subsidiary of Magen eco-Energy, which is behind the cutting-edge technology that has made us the #1 global solar pool heating manufacturer in the…”

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

Showing 25 of 2,744 solar thermal system maintenance companies worldwide

See the full list, filter by size, metro and specialty, and access 2,401 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Solar thermal system maintenance companies worldwide at a glance

As of Nov 6, 2026
17.0%Verified-email coverage
5.2Average contacts per company
1-10Median size (employees)
0.6%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,521
11-50
915
51-200
172
201-500
23
501-1,000
3
1,001-5,000
4
5,001-10,000
1

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 thermal system maintenance companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “solar thermal system maintenance 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 2,401 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 thermal system maintenance companies by location

12 lists · largest first

Every Solar thermal system maintenance companies 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 thermal system maintenance companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many solar thermal system maintenance companies are there worldwide?

RevenueBase identified 2,744 company matches for solar thermal system maintenance 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?

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

Which country has the most solar thermal system maintenance companies?

The United States leads with 385 companies, followed by Italy (220) and Spain (207). Every solar thermal system maintenance companies list by country and city is linked on this page.

Which city has the most solar thermal system maintenance companies?

Sao Paulo leads with 17 company records, followed by Johannesburg (14) and Madrid (14).

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 2,401 professional contacts with verified work emails tracked across these 2,744 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.