location  

Celtico Consulting Services
route des Arsenaux 33
1700 Fribourg
Schweiz
email   ralf.leipner@celtico.com
telefon   +41 26 422 29 66
+49 30 2023 65 45
mobile   +41 79 669 38 47
linkedin   linkedIn - Ralf J. Leipner
xing   xing - Ralf J. Leipner