About us

We are a service company that hosts Europe's single leading trading platform( e-CAT) for cross-border transmission capacity. On behalf of TSOs, we auction the available long and short-term transmission capacity rights on all internal EU borders. We also organize shadow auctions, which act as backup for Single Day Ahead Coupling (SDAC).

On the 1st of October 2018, JAO became the Single Allocation Platform (SAP) for all European Transmission System Operators (TSOs) that operate in accordance to EU legislation, since it is able to implement and fulfill all regulatory obligations and requirements.

We provide accounting (clearing and settlement), contracting, reporting, project support and IT services.

JAO Employees
  • 18k+
    Auctions in a year
  • 378
    Market participants
  • 41
    Bidding zones
  • 700 million
    MWh capacity traded a year
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Our Employees

We believe the best results come from a well engaged and satisfied workforce. We nurture a high level of professionalism, foster a positive working environment in the company and encourage cross-department collaboration.

JAO recognizes efforts, celebrates success, creates opportunities, supports diversity and inclusion. Our employees are creative, highly motivated and willing to share their ideas.

Our team is our most valuable asset!

Our vision is to drive towards a fairer and stronger European electricity market.

Our mission is to ensure welfare by offering uniform solutions to TSOs, market participants and the European electricity market as a whole.

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Annual Report

The report will provide an insight in our daily business and financials..

Read here
2007
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First things first

Transmission System Operators (TSOs) from five countries: Belgium, France, Germany, Luxembourg and Netherlands, decided in June 2007 to establish a shared auction office.

Capacity Allocation Service Company

With the formal incorporation in October 2008 in Luxembourg, Capacity Allocation Service Company for the Central West Europe (CASC-CWE) a common, regional cross border electricity market was established.

Central Allocation Office

In the Central East European market area TSOs decided to establish a common auction office as well. The TSOs from Germany, Austria, Czech Republic, Slovenia, Hungary, Slovakia and Poland, settled Central Allocation Office (CAO GmbH) in Freising, Germany.

CAO's first auctions started in October.

14 shareholders

TSOs of Switzerland, Austria, Slovenia, Italy and Greece joined CASC-CWE S.A. which becomes CASC.EU S.A. raising the number of shareholders to 14.

Joint Allocation Office

Merger of CAO GmbH and CASC.EU S.A. constitutes a new company.

Single Allocation Platform

JAO becomes the Single Allocation Platform (SAP) for all European Transmission System Operators that operate in accordance to EU legislation.

New shareholders

3 additional TSOs join JAO as shareholders.

JAO has 25 shareholders while servicing 30 TSOs.

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