Company lists · Data refreshed September 2026
Top 25 Wind energy o and m providers based in Italy
RevenueBase identified 103 wind energy o and m providers headquartered in Italy as of September 2026 and tracks 1,267 professional contacts across them, including 419 with verified work emails. Roma is the largest hub.
This list covers wind energy o and m providers 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.
The 25 largest wind energy o and m providers based in Italy
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 205 contacts → | ||||
Partial evidence “Stern Energy, founded in 2008, is an Italy-based company specialized in technical services for photovoltaic plants and BESS systems.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 132 contacts → | ||||
Partial evidence “Tozzi Green è una società specializzata in servizi e progetti per lo sviluppo d’impianti e per la generazione di energia da fonti rinnovabili.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 110 contacts → | ||||
Partial evidence “Uno dei principali gruppi a livello nazionale nel settore delle energie rinnovabili.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 85 contacts → | ||||
Indirect evidence “Ogni giorno, lavoriamo per generare un impatto positivo sull'ambiente e sulla società.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 49 contacts → | ||||
Strong evidence “Northern Power Systems designs, manufactures, and installs wind turbines, power converters, and energy storage systems, while also providing engineering development services and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 41 contacts → | ||||
Strong evidence “BFP Service is the EPC and O&M company of the BFP group.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 33 contacts → | ||||
Indirect evidence “Euro GlobalService srl is head of a company group based in Italy and, operating in Europe.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 21 contacts → | ||||
Indirect evidence “Secsun Srl, realtà giovane e dinamica del Sud Italia, sfruttando le crescenti potenzialità del fiorente mercato fotovoltaico ha acquisito un innovativo e sperimentale know how…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 19 contacts → | ||||
Partial evidence “The MORE (Marine Offshore Renewable Energy) Lab research center was born in 2020, with the purpose of studying the development of industrial systems able to produce energy from…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 18 contacts → | ||||
Partial evidence “Siamo un’azienda italiana, fondata nel 2010, che opera nel settore delle Energie Rinnovabili.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 15 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 14 contacts → | ||||
Partial evidence “ENERGIE NUOVE SRL è una società che opera nel settore delle energie rinnovabili, come EPC Contractor e servizi di management, manutenzione e progettazione.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 13 contacts → | ||||
Indirect evidence “La Sima Global Service è un' azienda giovane con un managment che vanta un' esperienza pluridecennale sul mercato dell'impiantistica industriale che è in grado di fornire la…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 11 contacts → | ||||
Indirect evidence “Arowya: natural potential at its best.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 10 contacts → | ||||
Indirect evidence “Leitwind Service srl si occupa della manutenzione, gestione, monitoraggio e ottimizzazione degli impianti eolici Leitwind ed altri noti Brand.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 9 contacts → | ||||
Partial evidence “OTI Service is an Italian company that provides maintenance services for wind farms, telecommunications infrastructure, specific GWO training, and PPE inspections in Italy…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 9 contacts → | ||||
Indirect evidence “Renantis exists to build a better future for all by powering people’s everyday lives with care.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 8 contacts → | ||||
Strong evidence “Voltag.e is an independent supplier of asset and energy management services, and as a developer of new projects in the wind and photovoltaic sectors.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 8 contacts → | ||||
Partial evidence “In un mondo in cui tutto è energia, Southenergy aiuta i propri clienti a generarla, gestendo in prima persona - per conto di aziende, privati e investitori istituzionali -…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 7 contacts → | ||||
Partial evidence “Elettrostudio Energia Srl nasce a Venezia nel 1985, specializzata in servizi per lo sviluppo progettuale ed autorizzativo per la realizzazione e l'esercizio di impianti per la…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 6 contacts → | ||||
Indirect evidence “Operation & Maintenance per impianti fotovoltaici.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 5 contacts → | ||||
Partial evidence “Renewable energy is part of our DNA; it is the vision and passion behind our work.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 5 contacts → | ||||
Indirect evidence “Founded in 1993, Sartelco Sistemi S.r.l.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Partial evidence “Servizi per impianti da fonti rinnovabili ed efficienza energetica.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 4 contacts → | ||||
Partial evidence “Da oltre trent’anni i nostri professionisti si impegnano ad efficientare, con un coordinamento ingegneristico e un’attenta gestione, la produzione di energia da fonti rinnovabile.” Source: RevenueBase Database · checked Sep 19, 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: wind energy o and m providers. 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 wind energy o and m providers.
- Partial evidence
- Its own public description names part of wind energy o and m providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name wind energy o and m providers. 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 103 wind energy o and m providers based in Italy
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Wind energy o and m providers based in Italy at a glance
As of Sep 19, 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 103 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 wind energy o and m providers, 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 “wind energy o and m providers”. 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 wind energy o and m providers), 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 wind energy o and m providers, 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, 419 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 wind energy o and m providers, 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 wind energy o and m providers are there based in Italy?
RevenueBase identified 103 wind energy o and m providers 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?
Stern Energy, headquartered in Parma, tops this list with the largest team on record.
Which city has the most wind energy o and m providers?
Roma leads with 7 headquartered companies, followed by Palermo (6) and Milan (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 419 verified decision-maker contacts tracked across these 103 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.
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