General GTS enquiries:  
   

GTS Assistant
Andrea Wettstein - De Marco
Nagra
Hardstrasse 73
CH5430 Wettingen
Switzerland

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Tel. :   +41 (0)564 371 310
Fax : +41 (0)564 371 317
 
   
Visits to the GTS Facilities :  
   

Renate Spitznagel
Nagra
Hardstrasse 73
CH 5430
Wettingen,
Switzerland

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Tel .:   + 41 (0)56 437 1282
Fax :  + 41 (0)56 437 1282
 
 

For full details on how to organise a visit to the Grimsel Test Site, see the Visit the GTS section