Company lists · Data refreshed November 2026

Top 25 Solar water heating maintenance services worldwide

RevenueBase identified 2,322 company matches for solar water heating maintenance services worldwide as of November 2026 and tracks 12,326 professional contacts across them, including 2,199 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for solar water heating maintenance services 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 water heating maintenance services 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
2,322Companies
12,326Contacts tracked
2,199Verified emails
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The 25 largest solar water heating maintenance services worldwide

Ranked by team size
Top 25 of 2,322 company matches for solar water heating maintenance services 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 matchOrem, UT, United StatesHQ recorded Nov 6, 2026201-500265 contacts →

Exact match

“Any Hour Services think there should be no place safer or more comfortable than your home.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWrocław, PolandHQ recorded Nov 6, 2026201-500183 contacts →

Exact match

“INPLAG Spółka z o.o.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact 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
7Exact matchCape Town, South AfricaHQ recorded Nov 6, 202651-200129 contacts →

Exact match

“Established in 2004 as a provider of air-conditioning and related maintenance services for commercial buildings, SFI Group has grown its original Cape Town based business to a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact 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
9Exact 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
10Exact 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
11Exact matchOmaha, NE, United StatesHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“One Simple Solution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBeckenham, United KingdomHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“We’re a leading nationwide property services company established in 2013.”

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 matchGijón, SpainHQ recorded Nov 6, 2026201-50066 contacts →

Exact match

“Asistencia Total en Mantenimiento España S.L.U.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact 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
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 matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-50061 contacts →

Exact match

“Simply Green offers a wide range of options to help you get equipped with reliable, top-quality, high-efficiency heating and cooling systems.”

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 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
21Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Since 2008, We Will Fix It has been Dubai’s go-to maintenance company for both residential and commercial clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHasselt, BelgiumHQ recorded Nov 6, 2026201-50045 contacts →

Exact match

“Van onderhoud & monitoring, elektrische installaties & groene stroom, tot waterbeheer & HVAC-systemen: The Energy Circle heeft alle expertise in huis om grote gebouwen en…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchRovigo, ItalyHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“OEMpv nasce nel 2010 dall’esigenza sempre maggiore di fare manutenzione agli impianti fotovoltaici di media e grande dimensione.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchVeldhoven, NetherlandsHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“Sankomij Installatietechniek BV verzorgt installatiewerkzaamheden in nieuwbouw, renovatie en groot onderhoud.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHamilton, BermudaHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“Air Care specializes in maintaining facilities and their mechanical infrastructures through uniquely designed, customized and flexible preventive maintenance plans.”

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

Showing 25 of 2,322 solar water heating maintenance services worldwide

See the full list, filter by size, metro and specialty, and access 2,199 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Solar water heating maintenance services worldwide at a glance

As of Nov 6, 2026
17.8%Verified-email coverage
5.3Average contacts per company
1-10Median size (employees)
1.2%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,355
11-50
683
51-200
129
201-500
20
501-1,000
4
1,001-5,000
7
10001+
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 water heating maintenance services are linked below.
What qualifies
Company records worldwide whose business descriptions match “solar water heating maintenance services” 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 2,199 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 water heating maintenance services by location

12 lists · largest first

Every Solar water heating maintenance services 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 water heating maintenance services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many solar water heating maintenance services are there worldwide?

RevenueBase identified 2,322 company matches for solar water heating maintenance services 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 water heating maintenance services?

The United States leads with 371 companies, followed by France (272) and Spain (156). Every solar water heating maintenance services list by country and city is linked on this page.

Which city has the most solar water heating maintenance services?

Sao Paulo leads with 27 company records, followed by Dubai (22) and Karachi (11).

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 2,199 professional contacts with verified work emails tracked across these 2,322 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 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.