Welcome to the Users' Office

The Users’ Office welcomes CERN's guest scientists and is responsible for CERN contracts of the Associated Members of the Personnel and for their related Host State documents.

Office move

Due to office renovation work, the Users’ Office has moved to Bldg. 510-R-013.


Users' Office location : Bldg. 510MapCERN App
Email contact :
Opening Hours: Monday, Tuesday, Thursday, Friday : 08.30 – 12.30
Monday to Friday: 14.00 – 16.00
Closed Wednesday mornings and on official CERN holidays

Users' Office Queuing system

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