Contact the cantonal ombudsman

4. Contact the Administrative Mediation Office (BMA)

The cantonal ombudsman receives by appointment any person who makes a request, deals with the case or refers the person to a third party (available in French only) if the request falls outside his scope of action.

How to contact the ombudsman ?

  • by telephone at +41 (0)22 327 95 79, Monday to Friday, from 9:00 am to 6:00 pm
  • by email at :

To whom does the BMA report ?

The law (LMéd-GE - in French only) guarantees the independance of the BMA.
The cantonal ombudsman and his substitute are elected for a period of 5 years by the Grand Conseil after consultation with the Conseil d'Etat.

In January 2023, the Grand Conseil extended the mandate of the cantonal ombudsman and his substitute by one year, until 30 November 2024.

Organisation for the 2018-2023 legislature (extended until 30 November 2024)

Led by the cantonal ombudsman, the BMA is composed of :

Edouard Sabot, médiateur administratif cantonal

Edouard Sabot
Cantonal ombudsman



Marie-Laure Canosa
Substitute cantonal ombudsman




The process and services are free of charge.

Contact us

Special opening hours and closures of the Administrative Mediation Office

The BMA will be closed on the following dates : 

  • Thursday, 4th July (symposium)

Summer closures
  • From Wednesday, 17th July to Wednesday, 24th July 2024. Reopening on Thursday, 25th July 2024.
  • From Wednesday, 31st July to Wednesday, 7th August 2024. Reopening on Thursday, 8th August 2024.

Thank you for your understanding.


Bureau de médiation administrative
Case postale 3964
1211 Genève 3
Tél: +41 22 327 95 79

Find us

Rue Jean-CALVIN 8

Last updated
31 May 2024

Is this page useful ?