Eni headquarters details
Location map
Open in Google MapsAll Eni office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Rome HQ | Province of Rome | Italy | Headquarters |
About Eni
Eni (New York Stock Exchange (NYSE): E) is headquartered in Rome, Province of Rome, Italy. Founded in 1953, the company operates across 4 countries with approximately 32,492 employees worldwide.
Where is Eni's main office?
Eni's main headquarters office is located at 1 Piazzale Enrico Mattei, Rome, Province of Rome 00144. This serves as the company's primary corporate address and is home to its executive leadership team.
Eni regional offices
Beyond its headquarters in Rome, Eni maintains 29 offices across 4 countries. Regional offices span 4 countries.
Eni contact information
The main switchboard for Eni headquarters can be reached at 390659821. For investor relations, visit eni.com/investor-relations.
What does Eni do?
Eni SpA explores for and produces hydrocarbons in Italy, Africa, the North Sea, the Gulf of Mexico, Kazakhstan, and Australia. The Company both produces natural gas and imports it for sale in Italy and elsewhere in Europe. Eni transports natural gas in pipelines. The Company generates and trades electricity, refines oil, and operates gasoline service stations.
Frequently asked questions
Where is Eni headquarters?
Eni's headquarters is located at 1 Piazzale Enrico Mattei, Rome, Province of Rome 00144, Italy.
How many offices does Eni have?
Eni operates 29 offices across 4 countries as of 2026.
What is Eni's corporate address?
The official corporate address is 1 Piazzale Enrico Mattei, Rome, Province of Rome 00144.
When was Eni founded?
Eni was founded in 1953 and has grown to employ approximately 32,492 people worldwide.
What is Eni's phone number?
The main phone number for Eni headquarters is 390659821.