TenneT is a leading European grid operator. We are committed to providing a secure and reliable supply of electricity 24 hours a day, 365 days a year, while helping to drive the energy transition in our pursuit of a brighter energy future – more sustainable, reliable and affordable than ever before. In our role as the first cross-border Transmission System Operator (TSO) we design, build, maintain and operate 24,500 kilometres of high-voltage electricity grid in the Netherlands and large parts of Germany, and facilitate the European energy market through our 16 interconnectors to neighbouring countries. We are one of the largest investors in national and international onshore and offshore electricity grids, with a turnover of EUR 6.4 billion and a total asset value of EUR 32 billion. Every day our 6,600 employees take ownership, show courage and make and maintain connections to ensure that the supply and demand of electricity is balanced for over 42 million people. Lighting the way ahead together
| Website | https://www.tennet.eu/de/impressum/ |
| Revenue | $5.2 billion |
| Employees | 2,577 (268 on RocketReach) |
| Founded | 2009 |
| Phone | +49 921 507400 |
| Industry | Utilities, Electricity, Oil & Gas, Energy, Utilities & Waste Treatment |
| Web Rank | 9 Million |
| Keywords | Grid Operator, Power Transmission, Electricity Transmission, Energy Transition, Grid Reliability, Electricity Supply, Renewable Energy Integration, Energy Security, Grid Management, Sustainable Energy, Grid Modernization, Smart Grid, Energy Networks, Power Grid Infrastructure, Energy Infrastructure, Power Systems, Offshore Wind, Energy Distribution, Electricity Market |
| Competitors | Enel Group, ScottishPower, National Grid, 50Hertz Transmission GmbH, Réseau de Transport d'Électricité, Terna SpA, PJM Interconnection, Amprion GmbH, AESO +37 more (view full list) |
| SIC | SIC Code 49 Companies |
| NAICS | NAICS Code 22 Companies, NAICS Code 221 Companies |
Looking for a particular TenneT TSO GmbH employee's phone or email?
The TenneT TSO GmbH annual revenue was $5.2 billion in 2026.
268 people are employed at TenneT TSO GmbH.
The NAICS codes for TenneT TSO GmbH are [22, 221].
The SIC codes for TenneT TSO GmbH are [49].