Company lists · Data refreshed September 2026
Top 25 Solar thermal collectors manufacturers worldwide
RevenueBase identified 1,581 solar thermal collectors manufacturers worldwide as of September 2026 and tracks 14,986 professional contacts across them, including 2,580 with verified work emails and 0 with mobile numbers. The United States is the largest market and Pune the largest hub.
This list covers solar thermal collectors manufacturers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 18, 2026. Country and city lists for solar thermal collectors manufacturers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest solar thermal collectors manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 193 contacts → | ||||
Partial evidence “Topsun Energy ltd Founded in 2007 positioned among the Top 10 In Indian Solar industry as a & .” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 2 | 172 contacts → | ||||
Indirect evidence “Orkli es líder mundial en la fabricación y venta de componentes de seguridad termoeléctrica.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 3 | 151 contacts → | ||||
Partial evidence “Solyndra designs and manufactures photovoltaic systems, comprised of panels and mounting hardware, for the commercial rooftop market.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 4 | 137 contacts → | ||||
Partial evidence “Anu Solar Power Pvt.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 5 | 119 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 6 | 115 contacts → | ||||
Strong evidence “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.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 7 | 114 contacts → | ||||
Strong evidence “CORDIVARI SRL produces radiators, solar thermal and water storage tanks and is a mechanical and industrial engineering company based out of CONTRADA PAGLIARE SNC, Morro D'oro…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 8 | 112 contacts → | ||||
Indirect evidence “BRÖTJE efficient heating system technology.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 9 | 111 contacts → | ||||
Partial evidence “Supreme Solar has been recognized as an industry-leading solar water heater manufacturing companies in India, Our Company is constantly evolving and growing.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 10 | 101 contacts → | ||||
Indirect evidence “Founded in 2005, Redren Energy Pvt.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 11 | 100 contacts → | ||||
Indirect evidence “Mit innovativer Technik zur Übergabe und Verteilung von Wärme auf der entscheidenden „letzten Meile“ vereinfacht und beschleunigt PEWO die Integration regenerativer Energiequellen.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 12 | 99 contacts → | ||||
Indirect evidence “For eighty years, we have been transforming metal sheets into comfort, efficiency, and lower emissions.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 13 | 88 contacts → | ||||
Indirect evidence “STIEBEL ELTRON bietet komfortable und energieeffiziente Lösungen rund um die Themen Erneuerbare Energien, Warmwasser, Klima und Raumheizung.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 14 | 88 contacts → | ||||
Strong evidence “DualSun has developed dual-intelligent solar panels that provide both electricity (photovoltaic) and hot water (thermal) for all buildings (collective housing, offices, swimming…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 15 | 88 contacts → | ||||
Indirect evidence “At, we believe power is not just something you consume.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 16 | 85 contacts → | ||||
Partial evidence “Built with cutting-edge technology, economical to operate and easy to install: Solar systems from Megasol combine performance, reliability and appearance - from standardized…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 17 | 84 contacts → | ||||
Partial evidence “Harvest Solar is an innovative and growing Michigan-based company leading the clean energy transition in the Midwest.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 18 | 84 contacts → | ||||
Indirect evidence “Erneuerbare Energien aus Sonne, Erde, Luft und Wasser nutzbar machen: Diese Kernaufgabe erfüllt die Soltop Energie AG bereits seit über 40 Jahren konsequent und erfolgreich.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 19 | 82 contacts → | ||||
Partial evidence “Die 3S Swiss Solar Solutions AG ist führend in der Entwicklung und Produktion von energieproduzierenden Gebäudehüllen.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 20 | 78 contacts → | ||||
Partial evidence “Waaree is a global leader in solar energy, boasting the largest presence outside of China.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 21 | 77 contacts → | ||||
Partial evidence “For 70 years, Solahart has been Australia’s solar pioneer, installing more than a million solar water heaters worldwide, and over solar power panels in Australia alone.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 22 | 76 contacts → | ||||
Partial evidence “Established in 1974, HTP Comfort Solutions LLC is a full-fledged manufacturer on the cutting edge of energy efficient space and water heating technology.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 23 | 75 contacts → | ||||
Partial evidence “TVP Solar is a Swiss company providing carbon-free solutions to one of the world’s most pressing energy challenges: decarbonization of large-scale heat consumption.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 24 | 74 contacts → | ||||
Indirect evidence “Wer wir sind und was wir machen Wir sind ein mittelständischer Heizungshersteller aus Braunschweig und haben es uns zur Aufgabe gemacht, dem Löwenanteil des Energieverbrauchs im…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 25 | 73 contacts → | ||||
Partial evidence “With twenty years of experience, we simplify solar solutions for residential, commercial, and industrial customers.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: solar thermal collectors manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names solar thermal collectors manufacturers.
- Partial evidence
- Its own public description names part of solar thermal collectors manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name solar thermal collectors manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,581 solar thermal collectors manufacturers worldwide
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Solar thermal collectors manufacturers worldwide at a glance
As of Sep 18, 2026Companies by employee count
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among solar thermal collectors manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- 13 countries, largest first: the United States, India, Brazil, Germany, Italy, Spain, the United Kingdom, France, Australia, Canada and 3 more. Country and city lists for solar thermal collectors manufacturers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “solar thermal collectors manufacturers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names solar thermal collectors manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among solar thermal collectors manufacturers, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 2,580 across the full list. 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 September 18, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Solar thermal collectors manufacturers by location
13 lists · largest firstEvery Solar thermal collectors manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Solar thermal collectors manufacturers based in the United States305
- Solar thermal collectors manufacturers based in India283
- Solar thermal collectors manufacturers based in Brazil198
- Solar thermal collectors manufacturers based in Germany148
- Solar thermal collectors manufacturers based in Italy126
- Solar thermal collectors manufacturers based in Spain101
- Solar thermal collectors manufacturers based in the United Kingdom97
- Solar thermal collectors manufacturers based in France92
- Solar thermal collectors manufacturers based in Australia71
- Solar thermal collectors manufacturers based in Canada49
- Solar thermal collectors manufacturers based in the Netherlands46
- Solar thermal collectors manufacturers based in Switzerland40
- Solar thermal collectors manufacturers based in Austria25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names solar thermal collectors manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many solar thermal collectors manufacturers are there worldwide?
RevenueBase identified 1,581 solar thermal collectors manufacturers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Topsun Energy Limited, headquartered in Gandhinagar, tops this list with the largest team on record.
Which country has the most solar thermal collectors manufacturers?
The United States leads with 305 companies, followed by India (283) and Brazil (198). Every solar thermal collectors manufacturers list by country and city is linked on this page.
Which city has the most solar thermal collectors manufacturers?
Pune leads with 26 headquartered companies, followed by Bangalore (19) and Ahmedabad (14).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,580 verified decision-maker contacts tracked across these 1,581 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 18, 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 Smart Search, 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.