Mathias Gruetzmacher
Inhaber, Geschäftsführer, Tauchlehrer, tauchfan.de
Berlin, Germany
Timeline
Professional experience for Mathias Gruetzmacher
Current 21 years and 9 months, since 2002
Geschäftsführer
gruetzmacher it-consulting
Current 21 years and 9 months, since 2002
Geschäftsführer, Tauchlehrer
tauchfan.de
Languages
German
First language
English
Intermediate