Company lists · Data refreshed September 2026

Top 25 Renewable energy gas producers based in Italy

RevenueBase identified 162 renewable energy gas producers headquartered in Italy as of September 2026 and tracks 2,506 professional contacts across them, including 811 with verified work emails. Milan is the largest hub.

This list covers renewable energy gas producers 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 17, 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 17, 2026 86% judged on-target in blind review
162Companies
2,506Contacts tracked
811Verified emails
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The 25 largest renewable energy gas producers based in Italy

Ranked by team size
Top 25 of 162 renewable energy gas producers based in Italy, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to renewable energy gas producers: 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
1Partial evidenceRoma, ItalyHQ checked Sep 17, 2026201-500322 contacts →

Partial evidence

“GEKO opera in tutte le fasi strategiche della filiera energetica, dallo sviluppo, realizzazione, gestione e service di impianti di generazione elettrica alla vendita di energia e…”

Source: RevenueBase Database · checked Sep 17, 2026
2Indirect evidenceSan Donato Milanese, ItalyHQ checked Sep 17, 2026201-500160 contacts →

Indirect evidence

“Bioenerys is the 100% subsidiary of Snam s.p.a.”

Source: RevenueBase Database · checked Sep 17, 2026
3Partial evidenceRivoli, ItalyHQ checked Sep 17, 2026201-500114 contacts →

Partial evidence

“Asja is an International group of companies that design, build and manage renewable power plants.”

Source: RevenueBase Database · checked Sep 17, 2026
4Indirect evidenceAffi, ItalyHQ checked Sep 17, 202651-200112 contacts →

Indirect evidence

“BTS Biogas is an Italian company specialized in developing and producing tailor-made and technology-intensive Biogas and Biomethane plants.”

Source: RevenueBase Database · checked Sep 17, 2026
5Partial evidenceBarberino Tavarnelle, ItalyHQ checked Sep 17, 202611-5093 contacts →

Partial 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 17, 2026
6Indirect evidenceCurno, ItalyHQ checked Sep 17, 202651-20089 contacts →

Indirect evidence

“Since its founding in 1987, TPI (SIAD Group) has established itself as an innovative company with a strong focus on operational excellence, safety, and environmental…”

Source: RevenueBase Database · checked Sep 17, 2026
7Strong evidencePaderno Dugnano, ItalyHQ checked Sep 17, 2026201-50083 contacts →

Strong evidence

Gas, acqua, aria sono da sempre i nostri campi d’intervento a cui affianchiamo la quotidiana sfida dello sviluppo e sfruttamento delle nuove fonti rinnovabili di energia: recupero…”

Source: RevenueBase Database · checked Sep 17, 2026
8Indirect evidenceTrento, ItalyHQ checked Sep 17, 2026201-50079 contacts →

Indirect evidence

“Siamo al tuo fianco per intraprendere un percorso di sostenibilità.”

Source: RevenueBase Database · checked Sep 17, 2026
9Indirect evidenceRome, ItalyHQ checked Sep 17, 202611-5053 contacts →

Indirect evidence

“Inergia was founded in 2003 with the strategic diversification of the Santarelli group, a leader in Italy’s real estate industry.”

Source: RevenueBase Database · checked Sep 17, 2026
10Indirect evidenceRieti, ItalyHQ checked Sep 17, 202651-20050 contacts →

Indirect evidence

“RESET is a cleantech engineering and manufacturing company.”

Source: RevenueBase Database · checked Sep 17, 2026
11Partial evidenceMilan, ItalyHQ checked Sep 17, 202611-5041 contacts →

Partial evidence

“Viridis Energia è un produttore indipendente di energia elettrica da fonti rinnovabili.”

Source: RevenueBase Database · checked Sep 17, 2026
12Indirect evidenceBolzano, ItalyHQ checked Sep 17, 202611-5036 contacts →

Indirect evidence

“Progettazione, realizzazione, avviamento, manutenzione ed assistenza biologica di impianti biogas e biometano.”

Source: RevenueBase Database · checked Sep 17, 2026
13Partial evidenceMilan, ItalyHQ checked Sep 17, 202611-5034 contacts →

Partial evidence

“FERA SRL – Fabbrica Energie Rinnovabili Alternative opera nel settore delle energie rinnovabili.”

Source: RevenueBase Database · checked Sep 17, 2026
14Indirect evidenceBorgo San Dalmazzo, ItalyHQ checked Sep 17, 202651-20032 contacts →

Indirect evidence

“MARCOPOLO ENVIRONMENTAL GROUP is an international company operating in the environmental field, with a large number of patents and production processes, for the "sustainable and…”

Source: RevenueBase Database · checked Sep 17, 2026
15Strong evidenceMilan, ItalyHQ checked Sep 17, 202611-5028 contacts →

Strong evidence

“Andion Global is a waste-to-renewable energy platform that develops every aspect of biogas projects.”

Source: RevenueBase Database · checked Sep 17, 2026
16Partial evidenceGenova, ItalyHQ checked Sep 17, 202611-5027 contacts →

Partial evidence

“Il gruppo Ravano Power, costituito nel 2006, Si è occupato di distribuzione di gas GPL e sviluppo, progettazione e realizzazione di centrali a fonti rinnovabili (biogas…”

Source: RevenueBase Database · checked Sep 17, 2026
17Indirect evidenceVerona, ItalyHQ checked Sep 17, 202611-5027 contacts →

Indirect evidence

“Un partner di esperienza internazionale per i più esigenti Competenza, esperienza e una innovativa cultura aziendale hanno reso la EnviTec Biogas AG uno dei maggiori fornitori di…”

Source: RevenueBase Database · checked Sep 17, 2026
18Strong evidenceMilano, ItalyHQ checked Sep 17, 202611-5025 contacts →

Strong evidence

“InfraLab is a company that integrates skills and experience in the renewable energy sector, gained over more than twenty years.”

Source: RevenueBase Database · checked Sep 17, 2026
19Indirect evidenceDesio, ItalyHQ checked Sep 17, 202651-20025 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
20Partial evidenceMilan, ItalyHQ checked Sep 17, 202611-5023 contacts →

Partial evidence

“Dal 2006 siamo una forza trainante nella transizione verso l'energia rinnovabile, impegnata a portare le persone e le imprese verso una fornitura di biogas ed elettricità a…”

Source: RevenueBase Database · checked Sep 17, 2026
21Indirect evidenceTorino, ItalyHQ checked Sep 17, 202611-5023 contacts →

Indirect evidence

“Ferplant srl, ramo operativo del gruppo MondoPower,opera attraverso un gruppo composto da ingegneri esperti, preparati e specializzati in diversi settori.”

Source: RevenueBase Database · checked Sep 17, 2026
22Indirect evidenceRosignano Marittimo, ItalyHQ checked Sep 17, 202651-20020 contacts →

Indirect evidence

“CHI SIAMO Scapigliato è il luogo dove oggi si sviluppa uno dei più rilevanti poli regionali toscani di trattamento e smaltimento di rifiuti speciali non pericolosi di derivazione…”

Source: RevenueBase Database · checked Sep 17, 2026
23Indirect evidenceSeregno, ItalyHQ checked Sep 17, 202611-5020 contacts →

Indirect evidence

“Idro è una società presente sul mercato da più di 40anni, altamente specializzata nel settore ambientale: progetta e realizza impianti per il trattamento delle acque reflue civili…”

Source: RevenueBase Database · checked Sep 17, 2026
24Indirect evidenceCastrezzato, ItalyHQ checked Sep 17, 202611-5019 contacts →

Indirect evidence

“YOUR SPECIALIST IN BIOGAS TECHNOLOGY Set up in 1990, Conveco and his partner Progeco, based in Northern Italy, have always focused the unique features and synergies in the…”

Source: RevenueBase Database · checked Sep 17, 2026
25Indirect evidenceCalderara Di Reno, ItalyHQ checked Sep 17, 20261-1019 contacts →

Indirect evidence

“BioConstruct is a German group operating in the construction and operation of biogas plants since 2001.”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 25 of 162 renewable energy gas producers based in Italy

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Renewable energy gas producers based in Italy at a glance

As of Sep 17, 2026
32.4%Verified-email coverage
15.5Average contacts per company
11-50Median size (employees)
6.2%Largest-city concentration · Milan
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
61
11-50
70
51-200
22
201-500
7
501-1,000
2

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 162 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 renewable energy gas producers, 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 “renewable energy gas producers”. 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 renewable energy gas producers), 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 renewable energy gas producers, 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, 811 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 17, 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 renewable energy gas producers, 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 renewable energy gas producers are there based in Italy?

RevenueBase identified 162 renewable energy gas producers 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?

Geko S.P.A, headquartered in Roma, tops this list with the largest team on record.

Which city has the most renewable energy gas producers?

Milan leads with 10 headquartered companies, followed by Milano (6) and Bolzano (5).

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 811 verified decision-maker contacts tracked across these 162 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 17, 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.