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.
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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 24,500 kilometres of high-voltage lines, we cross borders and connect countries.
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.

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

E-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 usNews
All press releases and updates.
Sail-out completed: TenneT’s 900 MW offshore platform DolWin kappa leaves shipyard in Cádiz
After just three years under construction, the offshore converter station is now on its way to the North Sea. / DolWin kappa is part of the DolWin6 grid connection system, which is scheduled to be…
Offshore grid Hollandse Kust (zuid) Alpha and Beta ready for use
Celebrating a significant energy transition milestone at the Maasvlakte Celebrating a significant energy transition milestone at the Maasvlakte Hollandse Kust (zuid) Alpha and Beta, TenneT’s high…
TenneT awards NRG contract for onshore cable connection of Hollandse Kust (West Beta) project
Contractor combination NRG (Denys, Alsema and Van Vulpen) will realise the link between the offshore cables for the wind farm Hollandse Kust (west Beta) and the transformer station in Wijk aan Zee…
DolWin6: TenneT's offshore platform about to sail out
TenneT and Siemens Energy confirm partnership at press briefing to mark next project milestone / TenneT COO Tim Meyerjürgens urges politicians to consistently accelerate grid expansion processes /…
Two significant milestones for offshore grid connection Hollandse Kust (zuid); Alpha ready to land offshore wind power and Beta topside installed
Hollandse Kust (zuid) Alpha, TenneT’s high voltage connection for offshore wind farms Hollandse Kust (zuid) I and II is ready for use. TenneT completed the installation and energization of the…
Installation of transformer platform can be carried out as planned - Research confirms: limited damage to foundations of Hollandse Kust (zuid)
The installation of the second offshore transformer platform for the grid connection of wind farm Hollandse Kust (zuid) can be carried out as planned. TenneT has had investigations carried out on the…