Company lists · Data refreshed September 2026

Top 25 Off-grid energy system providers based in Italy

Name: Off-grid energy system providers based in Italy
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 259 companies tracked

RevenueBase identified 259 company matches for off-grid energy system providers associated with Italy as of September 2026 and tracks 2,151 professional contacts across them, including 644 with verified work emails. Milan is the largest hub.

This list covers company matches for off-grid energy system providers associated with Italy, 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 September 17, 2026.

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 Sep 17, 2026 How this list was built

259Companies

2,151Contacts tracked

644Verified emails

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The 25 largest off-grid energy system providers based in Italy

Ranked by team size

Top 25 of 259 company matches for off-grid energy system providers based in Italy, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	STE Energy	Exact match	Padua, ItalyHQ recorded Sep 17, 2026	51-200	194 contacts →
	Exact match “Since June 2025, STE Energy has been acquired by, becoming part of the world.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Espe S.P.A	Exact match	Grantorto, ItalyHQ recorded Sep 17, 2026	51-200	144 contacts →
	Exact match “Know-how, experience, reliability, innovation.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Senec Italia	Exact match	Bari, ItalyHQ recorded Sep 17, 2026	51-200	94 contacts →
	Exact match “Nata nel 2009 a Lipsia (Germania), SENEC sviluppa e produce sistemi d’accumulo intelligenti ed offre una gamma completa di prodotti e servizi per l’autosufficienza energetica.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	PEF SPA	Exact match	Barberino Tavarnelle, ItalyHQ recorded Sep 17, 2026	11-50	93 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Lenergy SPA	Exact match	Fornacette, ItalyHQ recorded Sep 17, 2026	51-200	68 contacts →
	Exact match “In Lenergy, acceleriamo la transizione verso l'indipendenza energetica per famiglie e imprese.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Unoenergy Green Solutions SPA	Exact match	Cascina, ItalyHQ recorded Sep 17, 2026	201-500	63 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Enpal Italia	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	11-50	62 contacts →
	Exact match “Energia pulita accessibile a tutti: questo è il sogno di Enpal.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Energy Italy	Exact match	Costermano Sul Garda, ItalyHQ recorded Sep 17, 2026	11-50	59 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Braga Group	Exact match	Agrate Brianza, ItalyHQ recorded Sep 17, 2026	51-200	47 contacts →
	Exact match “Braga Group: il tuo partner per la transizione energetica.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Energy S.P.A	Exact match	Sant'angelo Di Piove Di Sacco, ItalyHQ recorded Sep 17, 2026	51-200	44 contacts →
	Exact match “Energy was founded in 2013 with a dream: make clean energy accessible to everyone, and at any time of day.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	ESI Energy System Integrator SPA	Exact match	Rome, ItalyHQ recorded Sep 17, 2026	11-50	36 contacts →
	Exact match “ESI, acronimo di ‘’Energy System Integrator’’, opera come EPC nella realizzazione di impianti fotovoltaici su larga scala offrendo soluzioni “chiavi in mano” e come System…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Sonnen Italia	Exact match	Curno, ItalyHQ recorded Sep 17, 2026	51-200	36 contacts →
	Exact match “Disporre di energia pulita e a basso costo per tutti è una delle più grandi sfide del nostro tempo.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	ECO The Photovoltaic Group	Exact match	Cremona, ItalyHQ recorded Sep 17, 2026	51-200	28 contacts →
	Exact match “Progettazione, realizzazione e supporto nel tempo.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Ness S.P.A. SB	Exact match	Rome, ItalyHQ recorded Sep 17, 2026	11-50	24 contacts →
	Exact match “NESS è una ESCo certificata UNI 11352 che si pone come obiettivo quello di fornire, a clienti pubblici e privati, soluzioni ai problemi di natura energetica ed ambientale.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Greensun SRL	Exact match	Bagnolo In Piano, ItalyHQ recorded Sep 17, 2026	11-50	22 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	SOLUX	Exact match	Jesi, ItalyHQ recorded Sep 17, 2026	11-50	20 contacts →
	Exact match “Solux Enginering Studio has been at the forefront of ever-changing and progressive solar industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Western CO	Exact match	San Benedetto Del Tronto, ItalyHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “Since when was Born in 1984 in San Benedetto del Tronto (AP), Western CO.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Ecotecno Group S.R.L	Exact match	Casoria, ItalyHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Global Technology S.R.L	Exact match	Naples, ItalyHQ recorded Sep 17, 2026	501-1,000	17 contacts →
	Exact match “GLOBAL TECHNOLOGY S.R.L was founded in 2011 and has substantial experience in the electrical, industrial, solar, and naval fields spanning thirty years and is the daughter of…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	X-Win S.R.L. GLI Specialisti Dello Storage	Exact match	Palermo, ItalyHQ recorded Sep 17, 2026	11-50	15 contacts →
	Exact match “X-Win S.r.l.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Enertech SRL	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	11-50	14 contacts →
	Exact match “Enertech, parte del Gruppo Fratelli Visconti dal 2018, è un produttore indipendente di energia rinnovabile, specializzato nella generazione e fornitura di energia attraverso…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	NVA SRL	Exact match	Lainate, ItalyHQ recorded Sep 17, 2026	1-10	14 contacts →
	Exact match “NVA designs simple and progressive solutions for systems and structures that are efficient and sustainable in the field of renewable energies such as solar, wind, and biogas…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	LIO Energy	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	11-50	14 contacts →
	Exact match “Lio Energy is a renewable energy company focused on developing, investing in, and delivering high-value clean power solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Energy Cycle	Exact match	Rivoli, ItalyHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Installatore e ESCO nel fotovoltaico dal 2012.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	ENER	Exact match	Padua, ItalyHQ recorded Sep 17, 2026	11-50	11 contacts →
	Exact match “Progettiamo e installiamo impianti di produzione energetica da fonte rinnovabile, utilizzando tecnologie all’avanguardia per garantire una fornitura di energia a vita!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “off-grid energy system providers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 259 off-grid energy system providers based in Italy

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Off-grid energy system providers based in Italy at a glance

As of Sep 17, 2026

29.9%Verified-email coverage

8.3Average contacts per company

1-10Median size (employees)

7.7%Largest-city concentration · Milan

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

138

11-50

51-200

201-500

501-1,000

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 259 companies.

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.
What qualifies: Company records associated with Italy whose business descriptions match “off-grid energy system providers” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 644 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 September 17, 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.

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 “off-grid energy system providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many off-grid energy system providers are there based in Italy?

RevenueBase identified 259 company matches for off-grid energy system providers associated with Italy as of September 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?

STE Energy tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most off-grid energy system providers?

Milan leads with 20 company records, followed by Rome (12) and Padua (9).

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 644 professional contacts with verified work emails tracked across these 259 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 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 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.