| Company type | Sociedade Anónima |
|---|---|
| Euronext: RENE | |
| Industry | Utilities |
| Founded | 1994 |
| Headquarters | Av. dos Estados Unidos da América 55, 1000-003Lisbon,Portugal |
Key people | Rodrigo Costa(Chairman andCEO) |
| Services | Transmission system operator;storage and transportation ofLNG |
| €153.2 million (2024) | |
Number of employees | 800 (2025) |
| Website | ren.pt |
REN - Redes Energéticas Nacionais, SGPS, S.A. (formerlyRede Eléctrica Nacional S.A.) is aPortuguese energy sector company which is the current concession holder of the country's two main energy infrastructure networks: the National Electricity Transmission Grid (RNT) and the National Natural Gas Transportation Grid (RNTGN). It is responsible for the planning, construction, operation, maintenance and global technical management of both these grids and associated infrastructures. Its stated mission is to provide a guarantee of an uninterrupted and stable supply of energy while ensuring equal rights of grid access to the remaining participants in the energy market, including consumers, generators and distributors.
The company is also involved with the storage and transportation ofliquefied natural gas, and owns and operates anLNG regasification terminal located atSines.