We are primarily tasked with providing power transmission services, system services and facilitating the energy market. Our core tasks follow from our appointment as grid operator under the Dutch 'Elektriciteitswet' (E-wet) and the German 'Energiewirtschaftsgesetz' (EnWG).
Our key tasks
Innovation
TenneT presents Hub and Spoke concept for large scale wind energy on the North Sea.
Read moreOur grid
TenneT manages the high-voltage grid in the Netherlands and large parts of Germany. TenneT transmits electricity at 110,000 volts (110 kV) and higher. With around 23,500 kilometres of high-voltage lines, we cross borders and connect countries.
Offshore 2030
By 2030, the originally planned capacity of 15 gigawatts of offshore wind energy will increase to 20 GW.
To Offshore 2030Electricity market
The energy sector is developing rapidly. The process of European market integration began some years ago. Its purpose is to create a single European market that enables market parties to trade gas and electricity across national borders easily and efficiently.
Transparency data
We provide transparency data on our operations on our Dutch and German transparency page and on ENTSO-E.
To transparency pagesE-Insights
Our vision is to be one of the most transparent Transmission System Operators (TSO) in Europe and thereby creating value for society. In this Energy Insights section we present selected energy related topics and show data, information and valuable insights.
Company
TenneT is a leading European electricity transmission system operator (TSO), with activities in the Netherlands and in Germany. We strive to ensure a reliable and uninterrupted supply of electricity in our high-voltage grid for some 42 million people.
We are TenneT
Meet usLocations
TenneTs head office is located in Arnhem, with regional offices in Gouda, Weert and Hoogeveen. The head office of TenneT Germany is located in Bayreuth. We also have offices in Berlin, Lehrte and Dachau. The Group representative office is locatedin Berlin. TenneT also has an office in Brussels, Belgium.
TenneT in the Netherlands
Head office TenneT
TenneT Holding B.V. and TenneT TSO B.V.
Mariëndaal Centre of Excellence
Utrechtseweg 310, Arnhem
The Netherlands
Telephone: 0800 836 63 88 (this number can only be reached from the Netherlands).
Post address
Postbus 718
6800 AS Arnhem
The Netherlands
Invoice address
Postbus 428
6800 AK Arnhem
The Netherlands
invoice(at)tennet.eu (digital invoices)
TenneT region West
Tielweg 28
2803 PK Gouda
The Netherlands
Telephone: 0800 836 63 88 (this number can only be reached from the Netherlands).
TenneT region Zuid
Copernicusstraat 9
6003 DE Weert
The Netherlands
Telephone: 0800 836 63 88 (this number can only be reached from the Netherlands).
Region Noord
De Stroom 2
7901 TE Hoogeveen
The Netherlands
Telephone: 0800 836 63 88 (this number can only be reached from the Netherlands).
TenneT in Germany
Head office Germany
TenneT TSO GmbH
Bernecker Straße 70
95448 Bayreuth
Germany
Telephone: +49 (0)921 50740-0
TenneT in Belgium
TenneT Brussels
TenneT Holding B.V.
European Office
Rue des Deux Eglises 29
1000 Bruxelles