Top energy companies in Italy
| Company Name | Country | City | Address 1 | State/Province | Postal Code | Website | Founding Year | Yearly Revenue in U.S. Dollars | Employees Total | Business Legal Type - Description | Number of Companies in Group | Company Registration Number | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Eni Plenitude SPA SB | Italy | Milano | Via Giovanni Lorenzini 4 | Milano | 20139 | eniplenitude.***** | 1997 | $11,786,013,504 | 1,758 | Corporation | 2249 | IT12300020158 |
| 2 | Hera Trading SRL | Italy | Imola | Via Molino Rosso 8 | Bologna | 40026 | N/A | 2001 | $7,807,615,414 | 47 | Corporation | 643 | IT02060500390 |
| 3 | Iren SPA | Italy | Reggio Emilia | Via Nubi Di Magellano 30 | Reggio Nell'Emilia | 42123 | gruppoiren.***** | 1996 | $7,341,212,002 | 1,155 | Corporation | 513 | IT07129470014 |
| 4 | Hera Comm SPA | Italy | Imola | Via Molino Rosso 8 | Bologna | 40026 | heracomm.***** | 2001 | $6,181,910,223 | 757 | Corporation | 643 | IT02221101203 |
| 5 | Eni Global Energy Markets SPA | Italy | Roma | Piazzale Enrico Mattei 1 | Roma | 00144 | eni.***** | 2007 | $3,497,008,503 | 658 | Corporation | 2249 | IT11076280962 |
| 6 | Shell Energy Italia SRL | Italy | Sesto San Giovanni | Viale Thomas Alva Edison 110 | Milano | 20099 | it.***** | 1993 | $2,608,101,807 | 83 | Corporation | 5826 | IT04522681008 |
| 7 | E.ON Energia SPA | Italy | Milano | Via Dell'Unione 1 | Milano | 20122 | N/A | 2004 | $1,967,227,564 | 658 | Corporation | 1334 | IT03429130234 |
| 8 | Italgas Reti SPA | Italy | Torino | Largo Regio Parco 9 | Torino | 10152 | italgas.***** | 1856 | $1,825,372,635 | 4,274 | Corporation | 403 | IT00489490011 |
| 9 | Met Energia Italia SPA | Italy | Milano | Viale Francesco Restelli 3/7 | Milano | 20124 | it.***** | 2017 | $1,603,394,587 | 81 | Corporation | 63 | IT09985750968 |
| 10 | Unoenergy SPA | Italy | Milano | Via Giovanni Bensi 10 | Milano | 20152 | unoenergy.***** | 2004 | $1,487,471,999 | 658 | Corporation | 155 | IT01368720080 |
| 11 | Estenergyspa | Italy | Trieste | Via Dei Rettori 1 | Trieste | 34121 | estenergy.***** | 2000 | $1,322,693,711 | 658 | Corporation | 643 | IT00997630322 |
| 12 | Estra Energie SRL | Italy | Prato | Via Ugo Panziera 16 | Prato | 59100 | estra.***** | 2007 | $1,138,492,871 | 658 | Corporation | 127 | IT01219980529 |
| 13 | I.P.E. SPA | Italy | Roma | Via Di Affogalasino 2 | Roma | 00148 | N/A | 2021 | $1,031,158,439 | 23 | Corporation | 4 | IT11605400966 |
| 14 | Hb Trading SPA | Italy | Sarzana | Via Variante Aurelia 153 | La Spezia | 19038 | hbtrading.***** | 2008 | $808,426,425 | 23 | Corporation | 122 | IT06076100962 |
| 15 | Gruppo Societa' Gas Rimini SPA | Italy | Rimini | Via Gabriello Chiabrera 34/d | Rimini | 47924 | gasrimini.***** | 1956 | $751,605,557 | 658 | Corporation | 163 | IT00126550409 |
| 16 | Bluenergy Group SPA | Italy | Udine | Viale Venezia 430 | Udine | 33100 | bluenergygroup.***** | 2002 | $735,648,604 | 658 | Corporation | 99 | IT02259960306 |
| 17 | Centrex Italia SPA | Italy | Milano | Via Giovanni Lorenzini 4 | Milano | 20139 | centrexitalia.***** | 2007 | $562,409,667 | 41 | Corporation | 9 | IT05630590965 |
| 18 | Vivigas SPA | Italy | Roncadelle | Via Vittorio Emanuele Ii 4/28 | Brescia | 25030 | vivienergia.***** | 2000 | $530,904,418 | 658 | Corporation | 99 | IT13149000153 |
| 19 | Acinque Energia SRL | Italy | Lecco | Via Giovanni Amendola 4 | Lecco | 23900 | acinque.***** | 2018 | $446,321,113 | 109 | Corporation | 114 | IT03773040138 |
| 20 | Compagnia Energetica Italiana SPA | Italy | Milano | Piazza Eleonora Duse 2 | Milano | 20122 | compagnia-energetica.***** | 2012 | $399,835,964 | 34 | Corporation | 9 | IT07824790963 |
| 21 | Burgo Energia SRL | Italy | Torino | Corso Giulio Cesare 268 Edificio A | Torino | 10154 | N/A | 2003 | $383,728,179 | 23 | Corporation | 40 | IT08737780018 |
| 22 | A2a Calore & Servizi SRL | Italy | Brescia | Via Alessandro Lamarmora 230 | Brescia | 25124 | a2acaloreservizi.***** | 1991 | $371,189,601 | 410 | Corporation | 602 | IT10421210153 |
| 23 | Segnoverde SPA | Italy | Lucca | Via I.nieri Ang. Viale Europa Snc | Lucca | 55100 | N/A | 2002 | $328,371,707 | 51 | Corporation | 122 | IT01884540467 |
| 24 | Enercom SRL | Italy | Crema | Via Santa Chiara 9 | Cremona | 26013 | enercom.***** | 2002 | $309,070,476 | 100 | Corporation | 59 | IT01262680190 |
| 25 | Sinergas SPA | Italy | Carpi | Via Galasso Alghisi 19 | Modena | 41012 | sinergas.***** | 1988 | $307,225,577 | 97 | Corporation | 87 | IT01877220366 |
Showing 25 of 3,831 companies
Request Free SampleEnergy companies in Italy by region
3831 energy companies across 107 Italian regiones. The table below shows the share each region holds.
Energy companies in Italy by employee size
| Bracket | Companies | Share |
|---|---|---|
| 1-4 | 1837 | |
| 0 or Unknown | 1642 | |
| 5-9 | 133 | |
| 10-19 | 106 | |
| 20-49 | 65 | |
| 50-99 | 30 | |
| 100-199 | 9 | |
| 200-499 | 3 | |
| 500-999 | 3 | |
| 1.000-4.999 | 3 |
Energy companies in Italy by revenue
| Bracket | Companies | Share |
|---|---|---|
| 0 or Unknown | 2458 | |
| 1 to 100.000 | 669 | |
| 100.001 to 499.999 | 218 | |
| 1.000.000 to 4.999.999 | 201 | |
| 10.000.000 to 49.999.999 | 103 | |
| 5.000.000 to 9.999.999 | 62 | |
| 500.000 to 999.999 | 47 | |
| 50.000.000 to 99.999.999 | 28 | |
| 100.000.000 to 499.999.999 | 27 | |
| 1.000.000.000 or more | 13 | |
| 500.000.000 to 999.999.999 | 5 |
ATECO 2007, NACE and industry classification for Italian energy companies
Italian energy companies are classified under NACE Rev 2 division 35. Italy's ATECO 2007 classification mirrors NACE Rev 2 at the 4-digit level, so the codes match exactly. The list above covers every active business in this category registered with the Registro Imprese (Italian Business Register).
Closely related business services
Frequently asked questions about energy companies in Italy
Our list tracks 3831 active energy companies across every Italian regione, sourced from the Italian Registro Imprese (commercial register) and verified monthly. The exact count changes as firms register, dissolve and merge.
The region with the most energy companies is Milano, followed by the other major economic regions. The full regional breakdown above shows the share each Italian regione holds.
Italian energy companies are classified under NACE Rev 2 division 35, which mirrors Italy's national ATECO 2007 codes. The list above covers every active Italian company in this category. Italy's ATECO 2007 classification is a 1:1 NACE Rev 2 implementation at the 4-digit level, so the codes match exactly.
Yes. Apply your filters (region, size, revenue, etc.) on the platform, preview the result, then export the full filtered list as CSV or Excel. Larger exports are delivered by email link. Request a free sample first if you want to evaluate the data before you buy.
Every record includes the firm name, full address, primary phone, business email (where available), website, organisasjonsnummer (org. nr.), VAT registration, employee size, revenue band, founding year and NACE / ATECO 2007 classification. Records are sourced from the Registro Imprese (commercial register) and re-verified monthly.
Monthly. Each refresh removes firms that have dissolved and adds new registrations from the latest Registro Imprese feeds. The "Last updated" line at the top of this page shows the most recent refresh date.
107 Italian regiones have at least one active energy companie in our list. The region with the most energy companies is Milano, followed by the other major economic regions. Use the regional breakdown table above to see the full distribution.
