Our Team
Management of the company
Ralf Klaus Blecher
Shareholder, Managing director
For technical information about our range of services, please contact:
Dr. Stefan Pierdzig
Laboratory Manager
Diplom-Geologist
direct dial +49 (0) 5505 // 94098-13
fax-direct +49 (0) 5505 // 94098-263
Dr. Gunnar Ries
Diplom-Mineralogist
Quality Management
direct dial +49 (0) 5505 // 94098-156
fax-direct +49 (0) 5505 // 94098-265
Dr. Christoph Breitenstein
Diplom-Chemist
Head of Quality Management
direct dial +49 (0) 5505 // 94098-23
fax-direct +49 (0) 5505 // 94098-260
Dr. Elke Benner
Diplom-Geologist
Deputy Head of Quality Management
direct dial +49 (0) 5505 // 94098-16
fax-direct +49 (0) 5505 // 94098-266
Dr. Torben-Christoph Seidel
Diplom-Geoscientist
direct dial +49 (0) 5505 // 94098-22
fax-direct +49 (0) 5505 // 94098-260
For enquiries regarding your invoice or contract please contact:
Jürgen Zech
Commercial director
Business Administration
direct dial +49 (0) 5505 // 94098-12
fax-direct +49 (0) 5505 // 94098-262
Claudia Zech
Management assistant
direct dial +49 (0) 5505 // 94098-0
fax-direct +49 (0) 5505 // 94098-260
Laboratory
Jan Rubrecht
Chemical-technical assistant
direct dial +49 (0) 5505 // 94098-17
fax-direct +49 (0) 5505 // 94098-260
Catrin Abken-Berghaus
Pharmaceutic-technical assistant
direct dial +49 (0) 5505 // 94098-17
fax-direct +49 (0) 5505 // 94098-260
