Company lists · Data refreshed September 2026

Top 14 Geothermal heating financing companies based in Italy

RevenueBase identified 81 geothermal heating financing companies headquartered in Italy as of September 2026 and tracks 559 professional contacts across them, including 113 with verified work emails. Milano is the largest hub.

This list covers geothermal heating financing 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 19, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
81Companies
559Contacts tracked
113Verified emails
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The 14 largest geothermal heating financing companies based in Italy

Ranked by team size
Top 14 of 81 geothermal heating financing companies based in Italy, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to geothermal heating financing companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceBarberino Tavarnelle, ItalyHQ checked Sep 19, 202611-5093 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 19, 2026
2Indirect evidenceAgrate Brianza, ItalyHQ checked Sep 19, 202651-20047 contacts →

Indirect evidence

“Braga Group: il tuo partner per la transizione energetica.”

Source: RevenueBase Database · checked Sep 19, 2026
3Partial evidencePisa, ItalyHQ checked Sep 19, 202611-5022 contacts →

Partial evidence

“Steam is an internationally-recognized advisory firm for geothermal development.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceZola Predosa, ItalyHQ checked Sep 19, 202651-20019 contacts →

Indirect evidence

“Established in 2006, SECI Energia is the sub-holding company of the Maccaferri Industrial Group in which are concentrated shareholdings of new companies engaged in the energy…”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceMilano, ItalyHQ checked Sep 19, 202611-5016 contacts →

Indirect evidence

“Our company provides energy efficiency and alternative energy turnkey solutions for residential and business customers”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidencePadova, ItalyHQ checked Sep 19, 202611-5014 contacts →

Indirect evidence

“Desamo azienda nasce nel 2014 a Padova dall’unione di due professionisti del marketing e della green economy.”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceMilan, ItalyHQ checked Sep 19, 202611-5012 contacts →

Indirect evidence

“Siamo il primo marketplace per soluzioni di energia pulita.”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceBolzano, ItalyHQ checked Sep 19, 202611-5012 contacts →

Indirect evidence

“FRI-EL GEO si è specializzata nella ricerca e sviluppo, progettazione e costruzione di centrali geotermoelettriche e la vendita e distribuzione di energia elettrica e calore da…”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceTrezzano Sul Naviglio, ItalyHQ checked Sep 19, 202611-509 contacts →

Indirect evidence

“La nostra Società opera con successo dal 1970 nel settore degli impianti di riscaldamento e condizionamento civili e industriali, impianti antincendio, impianti idrosanitari ed…”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceLegnano, ItalyHQ checked Sep 19, 20261-108 contacts →

Indirect evidence

“In Noleggio Energia realizziamo investimenti diretti nell’efficientamento energetico e nella produzione di energia da fonti rinnovabili per aziende di qualsiasi settore, affinché…”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceBrunico, ItalyHQ checked Sep 19, 20261-106 contacts →

Indirect evidence

“La ditta Geo Sun è operativa nel campo delle energie rinnovabili.”

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceLucca, ItalyHQ checked Sep 19, 202611-505 contacts →

Indirect evidence

“Dal 2006 sviluppiamo sistemi energetici efficienti e sostenibili che si ripagano da soli nel tempo.”

Source: RevenueBase Database · checked Sep 19, 2026
13Indirect evidenceSoave, ItalyHQ checked Sep 19, 2026501-1,0001 contacts →

Indirect evidence

“EfficienteRete è una realtà in grado di offrire un’ampia gamma di soluzioni integrate di riqualificazione energetica e di consolidamento sismico del patrimonio edilizio che…”

Source: RevenueBase Database · checked Sep 19, 2026
14Indirect evidencePomezia, ItalyHQ checked Sep 19, 202611-501 contacts →

Indirect evidence

“Geotermia Italia è tra i fondatori dell’ANIGHP: Associazione Nazionale Impianti Geotermia Heat Pump.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 14 of 81 geothermal heating financing companies based in Italy

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Geothermal heating financing companies based in Italy at a glance

As of Sep 19, 2026
20.2%Verified-email coverage
6.9Average contacts per company
11-50Median size (employees)
4.9%Largest-city concentration · Milano
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
38
51-200
5
501-1,000
1

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 81 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 geothermal heating financing 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 “geothermal heating financing 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 geothermal heating financing 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 geothermal heating financing 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, 113 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 19, 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 geothermal heating financing 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 geothermal heating financing companies are there based in Italy?

RevenueBase identified 81 geothermal heating financing 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?

PEF SPA, headquartered in Barberino Tavarnelle, tops this list with the largest team on record.

Which city has the most geothermal heating financing companies?

Milano leads with 4 headquartered companies, followed by Pisa (4) and Brescia (3).

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 113 verified decision-maker contacts tracked across these 81 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 19, 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.