Our key tasks

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).

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TenneT presents Hub and Spoke concept for large scale wind energy on the North Sea.

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Our 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.

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Offshore Outlook 2050

Already by 2030, the originally planned capacity of 15 gigawatts of offshore wind energy will increase to 20 GW.

To Offshore Outlook 2050
Electricity 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.

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Transparency data

We provide transparency data on our operations on our Dutch and German transparency page and on ENTSO-E. 

To transparency pages

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. 



Facts & figures related to TenneT facilitating the market can be found here.

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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.

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We are TenneT

Meet us


All press releases and updates.

TenneT signs agreements for power transformers and GIS for Dutch offshore platforms

03/12/15 11:09:00 Project Dutch

First framework agreements for infrastructure Dutch offshore wind farms TenneT has signed framework agreements for the future supply of Gas Insulated Switchgear (GIS) and power transformers for the…

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Invitation for the supply of Incident Reserve (R3) Q1 2016

19/11/15 00:00:00 Dutch

TenneT TSO B.V. intends to launch the process for contracting Incident Reserve (R3) for Q1 2016. A total of 350 MW Incident Reserve (R3 Reserve) will be contracted, of which 175 MW is already…

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Standard & Poor's changed equity content of TenneT's hybrid capital, A- credit rating re-confirmed

28/10/15 11:31:00 German Dutch

In a statement published yesterday, Standard & Poor’s Ratings Services (“S&Ps”) announced that it has revised the equity content from ‘Intermediate’ (50%) to ‘Minimal’ (0%) for a number of…

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TenneT successfully issues EUR 1 bn Green Bond

28/05/15 15:08:00 German Dutch

Market shows keen interest: Green Bond two times oversubscribedTenneT first Dutch non-financial company with EURO Green Bonds issueProgramme could evolve into multi-billion euro green investment…

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Energy consumption, production, imports and exports April 2015

20/05/15 15:22:00 Dutch

Monthly figures (rolling annual total in GWh) for March 2015: Electricity consumption: 99,332 Production: 88,525 Export: 15,240 Import: 26,047 Downloads Consumption levels measured by TenneT…

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Laetitia Griffith to join TenneT Supervisory Board

26/03/15 00:00:00 German Dutch

On 1 July 2015, Laetitia Griffith will be appointed to the Supervisory Board of TenneT Holding B.V. Ms. Griffith (1965) not only brings legal expertise to the job, but also extensive experience in…

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