See Our

Annual Report

Read here

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.

 

Go down

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

Public consultation report - Daily Allocation Rules for Greece - North Macedonia border

by JAO

Following the public consultations held on behalf of IPTO between the 1st and 15th October 2026 on the following documents:

  • ' Rules for Explicit Daily Capacity Allocation on Bidding Zone border serviced by JAO'
  • 'Border specific annex for Greece – North Macedonia to the Rules for Explicit Daily Capacity Allocation on Bidding Zone border serviced by JAO'

we hereby share the consultation report, which includes the comment received and the corresponding response from IPTO and JAO.

The report is also available under our consultation page.

JAO IIP– Planned Downtime - COMPLETE

by JAO

Please be advised that the planned update to the JAO IIP Platform, which commenced at 10:40 AM today, has now been successfully completed.

The platform is fully available and operating as expected.

We would like to thank you for your patience and understanding during this brief service interruption.

###UAT### Cancellation of capacity curtailment on EL1-FR-GB border for delivery date 24-10-2026

by JAO

This curtailment has been cancelled. Please see below the details:

1. TSO(s)*:

ELECLINK

2. Identification of affected Long Term Transmission Rights:

EL1-FR-GB

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

4. Affected volume in MW / hour for each concerned period:

24-10-2026 00:00 - 01:00 1013 MW

24-10-2026 01:00 - 02:00 1013 MW

24-10-2026 02:00 - 03:00 1013 MW

24-10-2026 03:00 - 04:00 1013 MW

24-10-2026 04:00 - 05:00 1013 MW

24-10-2026 05:00 - 06:00 1013 MW

24-10-2026 06:00 - 07:00 1013 MW

24-10-2026 07:00 - 08:00 1013 MW

24-10-2026 08:00 - 09:00 1013 MW

24-10-2026 09:00 - 10:00 1013 MW

24-10-2026 10:00 - 11:00 1013 MW

24-10-2026 11:00 - 12:00 1013 MW

24-10-2026 12:00 - 13:00 1013 MW

24-10-2026 13:00 - 14:00 1013 MW

24-10-2026 14:00 - 15:00 1013 MW

24-10-2026 15:00 - 16:00 1013 MW

24-10-2026 16:00 - 17:00 1013 MW

24-10-2026 17:00 - 18:00 1013 MW

24-10-2026 18:00 - 19:00 1013 MW

24-10-2026 19:00 - 20:00 1013 MW

24-10-2026 20:00 - 21:00 1013 MW

24-10-2026 21:00 - 22:00 1013 MW

24-10-2026 22:00 - 23:00 1013 MW

24-10-2026 23:00 - 24:00 1013 MW

###UAT### Cancellation of capacity curtailment on EL1-GB-FR border for delivery date 24-10-2026

by JAO

This curtailment has been cancelled. Please see below the details:

1. TSO(s)*:

ELECLINK

2. Identification of affected Long Term Transmission Rights:

EL1-GB-FR

3. Triggering event:

Curtailment to ensure operation remains within Operational Security Limits

4. Affected volume in MW / hour for each concerned period:

24-10-2026 00:00 - 01:00 1011 MW

24-10-2026 01:00 - 02:00 1011 MW

24-10-2026 02:00 - 03:00 1011 MW

24-10-2026 03:00 - 04:00 1011 MW

24-10-2026 04:00 - 05:00 1011 MW

24-10-2026 05:00 - 06:00 1011 MW

24-10-2026 06:00 - 07:00 1011 MW

24-10-2026 07:00 - 08:00 1011 MW

24-10-2026 08:00 - 09:00 1011 MW

24-10-2026 09:00 - 10:00 1011 MW

24-10-2026 10:00 - 11:00 1011 MW

24-10-2026 11:00 - 12:00 1011 MW

24-10-2026 12:00 - 13:00 1011 MW

24-10-2026 13:00 - 14:00 1011 MW

24-10-2026 14:00 - 15:00 1011 MW

24-10-2026 15:00 - 16:00 1011 MW

24-10-2026 16:00 - 17:00 1011 MW

24-10-2026 17:00 - 18:00 1011 MW

24-10-2026 18:00 - 19:00 1011 MW

24-10-2026 19:00 - 20:00 1011 MW

24-10-2026 20:00 - 21:00 1011 MW

24-10-2026 21:00 - 22:00 1011 MW

24-10-2026 22:00 - 23:00 1011 MW

24-10-2026 23:00 - 24:00 1011 MW

JAO IIP– Planned Downtime

by JAO

Please be advised that the JAO IIP Platform will undergo a planned update today, starting at 10:40 AM.

The platform is expected to be unavailable for approximately 30 minutes while the update is carried out.

We appreciate your patience and understanding during this brief service interruption.

HR<>RS Daily Auctions - Bid Submission Delayed

by JAO

Please note that the bid submission gate for the auctions :

RS-HR-D-DAILYPRODU-261023-01


HR-RS-D-DAILYPRODU-261023-01


Was delayed and it will now open at 09:08 and closing at 09:30

AT<>CH Daily Auctions - Bid Submission Delayed

by JAO

Please note that the bid submission gate for the auctions :

AT-CH-D-DAILYPRODU-261023-01

CH-AT-D-DAILYPRODU-261023-01


Was delayed and it will now open at 08:55 and closing at 09:30

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. 

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.

Get to know us
Image
JAO workers

Frequently asked questions

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

Do you need support?

If you can't find an answer to your question, our team is here to help!