Company lists · Data refreshed September 2026
Top 25 Energy consultant firms based in Italy
RevenueBase identified 1,297 energy consultant firms headquartered in Italy as of September 2026 and tracks 10,585 professional contacts across them, including 2,347 with verified work emails. Roma is the largest hub.
This list covers energy consultant firms 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 21, 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 energy consultant firms based in Italy
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 241 contacts → | ||||
Partial evidence “Power Reply is the Reply group company focused on the Energy & Utilities market.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 140 contacts → | ||||
Partial evidence “A national player in energy efficiency and sustainability: Geoside is the Energy Service Company (ESCo) of Italgas Group and a leader in Italy and Europe in the field of energy…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 99 contacts → | ||||
Indirect evidence “Non siamo tecnici, ma progettisti consapevoli di essere parte del cambiamento.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 98 contacts → | ||||
Indirect evidence “Engineering Consulting Services ELC Electroconsult S.p.A.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 94 contacts → | ||||
Partial evidence “Key to Energy is a consulting company made up of a team of professionals with solid experience in main European markets in the retail and wholesale energy sectors.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 83 contacts → | ||||
Partial evidence “Energy Team è l’operatore italiano leader nel monitoraggio, controllo e gestione del consumo energetico.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 81 contacts → | ||||
Partial evidence “RR GROUP è un’azienda che da 10 anni offre consulenza alle aziende e ai privati sulla fornitura di energia elettrica e gas naturale.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 80 contacts → | ||||
Partial evidence “è una società che opera nel settore energetico.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 78 contacts → | ||||
Partial evidence “servizi di progettazione integrata, risparmio energetico, analisi energetiche finalizzate all'energy saving impianti termici impianti elettrici energie alternative.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 66 contacts → | ||||
Indirect evidence “Nata dall'esperienza acquisita sul campo come imprenditori nei settori strategici della siderurgia e della chimica, la nostra società mette a disposizione servizi altamente…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 61 contacts → | ||||
Partial evidence “Nata nel 1938, SACCIR è parte del gruppo SAMOVAR ha accompagnato l’evoluzione dell’energia in Italia, diventando un punto di riferimento nel settore dei multiservizi tecnologici.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 59 contacts → | ||||
Partial evidence “Connecto è una società indipendente di servizi di consulenza e di vendita di soluzioni energetiche integrate che opera con due principi: visione prospettica e prossimità al…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 59 contacts → | ||||
Partial evidence “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.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 47 contacts → | ||||
Partial evidence “Gruppo Iti, composto a sua volta da Iti Service, Iti Rentcar e Iti System, è una società di consulenza, partner commerciale e tecnico di importanti realtà energy, telco e…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 45 contacts → | ||||
Partial evidence “Green Horse, acronym for GREEN HORizon for a Sustainable Economy, is an advisory project dedicated exclusively to the energy transition industry with particular attention to…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 43 contacts → | ||||
Partial evidence “Gaia Energy Systems opera da anni nei settori delle energie rinnovabili e dell’efficientamento energetico, sia al fianco di aziende che di privati.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 42 contacts → | ||||
Partial evidence “OGNI GIORNO AIUTIAMO LE AZIENDE A DIVENTARE PIÙ EFFICIENTI, A RIDURRE I CONSUMI, A GENERARE AUTONOMAMENTE L’ENERGIA PULITA IN GRADO DI SODDISFARE IL PROPRIO FABBISOGNO.” Il nostro…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 38 contacts → | ||||
Indirect evidence “Fichtner Italia è una società indipendente, appartenente al Gruppo Fichtner, attiva sin dalla data di fondazione nel fornire servizi di consulenza di ingegneria a gruppi…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 38 contacts → | ||||
Partial evidence “EsPiù S.r.l.| Società Benefit è una Società di Ingegneria, operante nell'ambito della progettazione e consulenza energetica in particolar modo ad industrie, settore terziario…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 31 contacts → | ||||
Partial evidence “We serve the global energy community from Corso Magenta, at the beating heart of Milan: consulting, engineering, inventing, looking into every corner of the power generation…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 31 contacts → | ||||
Partial evidence “REA Srl – Reliable Energy Advisors is an Italian advisory firm that specialises in providing highly qualified services for the energy and utilities market, focusing mainly on…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 29 contacts → | ||||
Partial evidence “Siamo una Energy Service Company costituita da professionisti attivi nel settore delle energie rinnovabili dal 1998, nata per offrire servizi integrati finalizzati alla produzione…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 29 contacts → | ||||
Partial evidence “Dal 2008 aiutiamo persone e imprese a risparmiare energia e a vivere in modo più sostenibile.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 29 contacts → | ||||
Partial evidence “MAS Consulting fornisce consulenza e soluzioni informatiche alle Aziende del settore energetico per un miglioramento continuo di processi e performance.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 29 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 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: energy consultant firms. 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 energy consultant firms.
- Partial evidence
- Its own public description names part of energy consultant firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name energy consultant firms. 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 1,297 energy consultant firms based in Italy
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 2,347 reachable decision-makers.
Free signup · no credit card
Energy consultant firms based in Italy at a glance
As of Sep 21, 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 1,297 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 energy consultant firms, 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 “energy consultant firms”. 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 energy consultant firms), 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 energy consultant firms, 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, 2,347 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 21, 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.
Energy consultant firms by metro
- Energy consultant firms in Roma58
- Energy consultant firms in Milan49
- Energy consultant firms in Milano49
- Energy consultant firms in Torino31
- Energy consultant firms in Rome29
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 energy consultant firms, 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 energy consultant firms are there based in Italy?
RevenueBase identified 1,297 energy consultant firms 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?
Power Reply, headquartered in Milano, tops this list with the largest team on record.
Which city has the most energy consultant firms?
Roma leads with 58 headquartered companies, followed by Milan (49) and Milano (49).
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 2,347 verified decision-maker contacts tracked across these 1,297 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,297 energy consultant firms based in Italy. Start with a free account, no credit card.
Download this list →Related lists
Energy consultant firms by geography
- Energy consultant firms based in Melbourne, Australia
- Energy consultant firms based in Perth, Australia
- Energy consultant firms based in Sydney, Australia
- Energy consultant firms based in Belo Horizonte, Brazil
- Energy consultant firms based in Campinas, Brazil
- Energy consultant firms based in Curitiba, Brazil
- Energy consultant firms based in Porto Alegre, Brazil
- Energy consultant firms based in Rio De Janeiro, Brazil
- Energy consultant firms based in Sao Paulo, Brazil
- Energy consultant firms based in Calgary, Canada
- Energy consultant firms based in Edmonton, Canada
- Energy consultant firms based in Montreal, Canada
Browse the directory
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy consultant firms based in Melbourne, Australia
- Energy consultant firms based in Perth, Australia
- Energy consultant firms based in Sydney, Australia
- Energy consultant firms based in Belo Horizonte, Brazil
- Energy consultant firms based in Campinas, Brazil
- Energy consultant firms based in Curitiba, Brazil