Company lists · Data refreshed September 2026
Top 25 Solar thermal heating companies based in Italy
RevenueBase identified 689 solar thermal heating companies headquartered in Italy as of September 2026 and tracks 4,022 professional contacts across them, including 580 with verified work emails. Roma is the largest hub.
This list covers solar thermal heating companies headquartered in Italy, 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.
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 heating companies based in Italy
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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. | |||||
| 2 | 93 contacts → | ||||
Indirect evidence “PEF SpA nasce a Firenze nel 2006, iniziando ad operare nel settore delle energie rinnovabili, con la commercializzazione su tutto il territorio nazionale di impianti fotovoltaici…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 3 | 78 contacts → | ||||
Indirect evidence “servizi di progettazione integrata, risparmio energetico, analisi energetiche finalizzate all'energy saving impianti termici impianti elettrici energie alternative.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 4 | 73 contacts → | ||||
Partial evidence “Solar Energy Group Spa è una completa realtà progettuale e produttiva nel settore dei sistemi solari termici e fotovoltaici.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 5 | 63 contacts → | ||||
Indirect evidence “Unoenergy Green Solutions è una società del Gruppo Unoenergy che opera su tutto il territorio nazionale attraverso la vendita e l’installazione di sistemi per l’efficientamento…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 6 | 59 contacts → | ||||
Indirect evidence “Energy Italy SpA, azienda parte del gruppo Energy Holding, dal 2012 è tra le realtà più innovative nel settore delle energie rinnovabili e del risparmio energetico.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 7 | 44 contacts → | ||||
Indirect evidence “Paradigma Italia: Sistemi di Climatizzazione Ecologici Paradigma è un'azienda che si basa sulla filosofia della qualità, dell'uso di energie rinnovabili e della semplificazione.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 8 | 39 contacts → | ||||
Partial evidence “For 50 years, we have been designing and manufacturing integrated systems powered by renewable energy sources for energy generation and storage, heating, air conditioning…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 9 | 37 contacts → | ||||
Indirect evidence “Siamo un’azienda leader nella progettazione e installazione di impianti fotovoltaici utility scale, ed operiamo su tutto il territorio nazionale sfruttando le tecnologie più…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 10 | 33 contacts → | ||||
Indirect evidence “Il gruppo AMBROGIO MORO è una realtà presente da oltre 70 anni nel campo dell’ ENERGIA.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 11 | 31 contacts → | ||||
Indirect evidence “Punto di riferimento del Solare Termico italiano proponendo le soluzioni solari più innovative, un servizio di eccellenza e una presenza capillare in tutta Italia.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 12 | 30 contacts → | ||||
Partial evidence “Soltigua is the only company worldwide to offer three different solar tracking technologies for PV trackers, parabolic troughs and linear Fresnel collectors.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 13 | 29 contacts → | ||||
Indirect evidence “Lemon Sistemi è un'azienda giovane, dinamica e veloce.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 14 | 28 contacts → | ||||
Indirect evidence “Progettazione, realizzazione e supporto nel tempo.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 15 | 28 contacts → | ||||
Indirect evidence “Ies Solare srl vanta 20 anni di esperienza nel campo delle energie rinnovabili e risparmio energetico, proponendo soluzioni innovative e tecnologiche per l’efficientamento…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 16 | 26 contacts → | ||||
Indirect evidence “Company profile: Our company, founded in 1989, with twenty years of experience, is capable of guiding its Customers from the design stage up to operational phase, creating systems…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 17 | 26 contacts → | ||||
Indirect evidence “BE ONE PROIETTA IN AVANTI IL CONCETTO DI ENERGIA, OFFRENDOTI UN SERVIZIO CHE UNISCE TECNOLOGIA, RAPPORTO DIRETTO COL CLIENTE ED ESPERIENZA PLURIENNALE NEL SETTORE.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 18 | 23 contacts → | ||||
Indirect evidence “Siamo convinti che l’utilizzo di energia pulita sia l’unica via per salvaguardare l’ambiente senza stravolgere completamente il nostro stile di vita.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 19 | 22 contacts → | ||||
Indirect evidence “Greensun srl ha iniziato la sua attivita’ nel 2008, come impresa distributrice di materiali per gli impianti nel settore delle energie rinnovabili e risparmio energetico in…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 20 | 22 contacts → | ||||
Indirect evidence “Realizzazione di impianti elettrici, idraulici e fotovoltaici” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 21 | 21 contacts → | ||||
Indirect evidence “Dalle prime Pompe di Calore del 1980 allo sviluppo di Grandi Impianti Industriali!” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 22 | 20 contacts → | ||||
Indirect evidence “EsseSolar si occupa della progettazione e realizzazione di impianti fotovoltaici chiavi in mano e sistemi integrati con pompe di calore per abitazioni e aziende.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 23 | 20 contacts → | ||||
Partial evidence “Solux Enginering Studio has been at the forefront of ever-changing and progressive solar industry.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 24 | 19 contacts → | ||||
Indirect evidence “Energy beyond the sun Puntare sull'energia solare è una scelta che assicura importanti vantaggi: utilizzo di una fonte di energia ecologica e sostenibile e risparmio sui costi…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 25 | 19 contacts → | ||||
Indirect evidence “ECOTECNO GROUP, azienda leader nella promozione, distribuzione e installazione di sistemi e tecnologie di alta qualità per l'utilizzo dell’energia solare e soluzioni per il…” 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 heating companies. 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 heating companies.
- Partial evidence
- Its own public description names part of solar thermal heating companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name solar thermal heating companies. 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 689 solar thermal heating companies based in Italy
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Solar thermal heating companies based in Italy at a glance
As of Sep 18, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Italy, so it is reported there. Company counts and contact totals on this page are exact for Italy, over 689 companies.
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 heating companies, 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.
- What qualifies
- Companies headquartered in Italy whose own description of what they do matches “solar thermal heating companies”. 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 heating companies), 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 heating companies, and records with no verified work email. Companies headquartered outside Italy are excluded even when they keep an office there.
- 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, 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.
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 heating companies, 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 heating companies are there based in Italy?
RevenueBase identified 689 solar thermal heating companies headquartered in Italy 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?
Cordivari, headquartered in Doro, tops this list with the largest team on record.
Which city has the most solar thermal heating companies?
Roma leads with 22 headquartered companies, followed by Torino (15) and Milano (12).
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 580 verified decision-maker contacts tracked across these 689 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.
Ready to reach these companies? Verified emails and direct dials for all 689 solar thermal heating companies based in Italy. Start with a free account, no credit card.
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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.
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