Company lists · Data refreshed September 2026

Top 25 Renewable energy storage companies based in Italy

Name: Renewable energy storage companies based in Italy
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 151 companies tracked

RevenueBase identified 151 company matches for renewable energy storage companies associated with Italy as of September 2026 and tracks 2,419 professional contacts across them, including 1,156 with verified work emails. Milan is the largest hub.

This list covers company matches for renewable energy storage companies 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

151Companies

2,419Contacts tracked

1,156Verified emails

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The 25 largest renewable energy storage companies based in Italy

Ranked by team size

Top 25 of 151 company matches for renewable energy storage companies 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	ERG SPA	Exact match	Genoa, ItalyHQ recorded Sep 17, 2026	501-1,000	636 contacts →
	Exact match “We are a leading independent operator of clean energy from renewable sources, operating in nine European countries and in the United States.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	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
3	Energy Dome	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	51-200	95 contacts →
	Exact match “Energy Dome is a leading provider of innovative capacity solutions for AI infrastructure, powered by its patented CO2 Battery technology.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	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
5	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
6	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
7	EVA Energie Valsabbia	Exact match	Gavardo, ItalyHQ recorded Sep 17, 2026	51-200	57 contacts →
	Exact match “EVA: il tuo partner per un futuro energetico sostenibile.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	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
9	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
10	Aton Green Storage	Exact match	Spilamberto, ItalyHQ recorded Sep 17, 2026	11-50	33 contacts →
	Exact match “Aton Green Storage S.p.A.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Infralab SRL	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	11-50	25 contacts →
	Exact match “InfraLab is a company that integrates skills and experience in the renewable energy sector, gained over more than twenty years.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	GES	Exact match	Povo, ItalyHQ recorded Sep 17, 2026	11-50	25 contacts →
	Exact match “GES is developing a breakthrough technology for energy storage systems to accelerate the energy transition towards zero emissions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Ortus Italy	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	11-50	22 contacts →
	Exact match “Founded in 2019, Ortus Italy is an Independent Power Producer (IPP) specializing in renewable energy solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Volt Infrastructure	Exact match	Rome, ItalyHQ recorded Sep 17, 2026	11-50	21 contacts →
	Exact match “Developing and investing in high performing, grid scale, renewable energy projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Energred Renewables	Exact match	Rome, ItalyHQ recorded Sep 17, 2026	11-50	21 contacts →
	Exact match “Siamo una società di servizi che realizza progetti ad alto valore aggiunto per l’immagazzinamento, la trasformazione e l’utilizzo efficiente dell’energia.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	E-Lectra	Exact match	Cassino, ItalyHQ recorded Sep 17, 2026	11-50	20 contacts →
	Exact match “Established in November 2019 as a spin-off from the University of Cassino and South Lazio, E-Lectra is a center of excellence in advanced power electronics and next-generation…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	GKN Hydrogen	Exact match	Pfalzen, ItalyHQ recorded Sep 17, 2026	51-200	19 contacts →
	Exact match “GKN Hydrogen is pioneering safe and emission-free storage of green hydrogen to drive the global energy transition.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Patavium Energia	Exact match	Padua, ItalyHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “La nostra energia, al tuo fianco.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Reefilla	Exact match	Turin, ItalyHQ recorded Sep 17, 2026	1-10	18 contacts →
	Exact match “Electric vehicles will turn mobility into a sustainable and silent market in the next decade.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Sinergies Group	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	11-50	15 contacts →
	Exact match “Siamo un’azienda energetica che opera lungo la filiera della produzione e dello stoccaggio di energia da fonte rinnovabile per guidare le persone, le imprese e le comunità verso…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Weco ESS	Exact match	Scarperia, ItalyHQ recorded Sep 17, 2026	201-500	14 contacts →
	Exact match “Lithium Batteries/Hybrid Systems” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	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
23	Archimede Energia	Exact match	Verbania, ItalyHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Archimede Energia is among the first national manufacturers of energy storage systems for the electric mobility and energy sector, developing and producing customised batteries…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Voltmec	Exact match	Modena, ItalyHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “VOLTMEC is an engineering company, a system of ideas, products and services that have energy as a core business concept, design and production.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Hyphen Renewables	Exact match	Milan, ItalyHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Hyphen Renewables is a developer and operator of renewable energy projects, with headquarters in Milan and London.” 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 “renewable energy storage companies”. 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 151 renewable energy storage companies based in Italy

See the full list, filter by size, metro and specialty, and access 1,156 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy storage companies based in Italy at a glance

As of Sep 17, 2026

47.8%Verified-email coverage

16.0Average contacts per company

1-10Median size (employees)

22.5%Largest-city concentration · Milan

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

10001+

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 151 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 “renewable energy storage companies” 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 1,156 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 “renewable energy storage companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy storage companies are there based in Italy?

RevenueBase identified 151 company matches for renewable energy storage companies 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?

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

Which city has the most renewable energy storage companies?

Milan leads with 34 company records, followed by Rome (13) and Padua (5).

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 1,156 professional contacts with verified work emails tracked across these 151 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.