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Leading service provider for Transmission System Operators (TSOs) in the European electricity market.

Through our single trading platform we auction cross-border transmission capacity rights. We also provide accounting (clearing and settlement), contracting, reporting, project support and IT services.

 

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Auctions

On behalf of TSOs, we organize long and short-term auctions of transmission capacity rights.

We offer the following products: yearly, seasonal, quarterly, monthly, weekly, daily and intraday.

Auction results Auction calendar
OPS
  • 500+
    Registered market participants
  • 26k+
    Auctions held annually
  • 100%
    Auction tool availability
  • 80+
    Employees
  • 50
    TSOs serviced

Latest market messages

Urgent Market Update: 2nd round created for NLL-BE-GB-I-ID0006-250918-02 & 03 Cancelled

by JAO

Due to technical issues the 2nd and 3rd rounds of the intraday auction for the corridor with auction ID NLL-BE-GB-I-ID0006-250918-02 ID & NLL-BE-GB-I-ID0006-250918-03 will be cancelled

Thank you for your understanding.

Kind regards,

JAO Operations

Urgent Market Update: 2nd round created for NLL-GB-BE-I-ID0006-250918-02 & NLL-BE-GB-I-ID0006-250918-02 opening at 23:00

by JAO

Please be informed that the 2nd round of the intraday auction for the corridor with auction ID NLL-GB-BE-I-ID0006-250918-02 & NLL-BE-GB-I-ID0006-250918-02 is opening today at 23:00 and will close at 23:20.

Please note that the Default Bids will not be taken into consideration, thank your understanding.

Kind regards,

JAO Operations

UPDATE: Unavailability of eCAT services

by JAO

We are pleased to inform you that our eCAT services are available again, as the issue has been successfully resolved.

NLL-GB-BE-I-ID0006-250918-01 & NLL-BE-GB-I-ID0006-250918-01 Auctions Cancelled

by JAO

Dear Market Participants,

 Due to technical issues, the Nemo Link Intraday Auctions for market period 18/09/20225 with the auction ID NLL-GB-BE-I-ID0006-250918-01 & NLL-BE-GB-I-ID0006-250918-01 have been cancelled.

 Thank you for your understanding.

Kind regards,

JAO Operations

Unavailability of eCAT services

by JAO

Due to technical issues, our eCAT services are currently unavailable.

We are investigating the situation and we will update the market accordingly.

POSPONED: New Trader UI Project Go-Live

by JAO

Dear Market Participants,

We would like to inform you that the deployment of the new Trader UI Project has been delayed until further notice.

 We appreciate your understanding and cooperation.

Kind regards,

JAO Operations

2025 Auction Calendar update

by JAO

Dear Market Participants,

We would like to inform you that as per TSOs request, the 2025 Auction Calendar has been updated on the corridor IF1.

For more details please refer to the Auction Calendar on our webpage http://www.jao.eu/auctions#/calendar/table to find its latest version.

Best regards,

JAO Operations Team

Our certifications

JAO has successfully implemented internationally recognized management systems and is now officially certified for ISO/IEC 27001:2022 – the global standard for Information Security Management Systems and for ISO 9001 – the international standard for Quality Management Systems. 

ISO
IT

About us

We started as a shared auction platform for transmission capacity across Central Western Europe in 2008. Over time, we became the operator of the Single Allocation Platform and therefore the leading trading platform for European Transmission System Operators.

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JAO workers

Frequently asked questions

Check out the common questions and our answers on how to use the auction platform.

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