Visit Cenas
The Cenas sleep medicine centre is located on the 2nd floor of the Tour Opale, in the heart of Chêne-Bourg.
Located next to the CEVA Chêne-Bourg train station, the center is easily accessible by public transportation.
Tour Opale
2nd floor
Chemin de la Gravière 3
1225 Chêne-Bourg
Opening hours
Monday to Friday
from 8:30 am to 5:30 pm
Monday to Friday
from 8:30 am to 5:30 pm
Public transport and parking
Léman Express Lines 1-2-3-4 – Stop at Chêne-Bourg Gare Tour
Tram Nos. 12 and 17 – Stop at Graveson
Bus Nos 31 and 32 – Stop at Chêne-Bourg Gare Tour
The public paying parking of the Chêne-Bourg train station is at your disposal in the basement of the Opale Tower.
Contact us
Our team is available from 9am to 12:30pm and from 2:30pm to 5pm Monday through Friday to answer all your questions at the following number: +(41) 22 307 10 95.
Call center :
+41 22 307 10 95 (Consultations)
Fax :
+41 22 307 10 91 (Consultations)
Email :