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Contact form

Do you have a problem with your registration, a question about an event, a payment failure?

No problem our helpline service is there to assist you.
In the "Concern" box, please specify the event that is causing you a problem.

In case of emergency do not hesitate to contact us by phone at the number below.

MSO Sàrl
Victor-Helg 18
2800 Delémont

Tel: +41 (0)32/493 32 61



The hotline is open as follows:

Monday Friday
Morning: 11: 00-12: 30
Afternoon: 15: 30-17: 00
(Friday afternoon: closed)




We guarantee you an answer as briefly as possible, thank you.



2020, looks like an exceptional sight !
During the 12 months that passed, we lived together your challenges. You have given us the desire to exceed, to surpass, and you will vibrate even more during the year that arrives.
It is with this wish that the MSO team has set up, in this end of the season, the MSO4YOU.CH platform. 
With it, the organizers of the races will have a place where the informations they need to make your experience and their reach them new mountains peaks.
Let's jubilate! 2020 will be ascensional!
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