Our Team
Management of the company
![Ralf Klaus Blecher, CRB Analyse Service GmbH](/website/var/tmp/image-thumbnails/0/1168/thumb__contentWysiwygImage/crb_mitarbeiter_ralf-klaus_blecher.jpeg)
Ralf Klaus Blecher
Shareholder, Managing director
For technical information about our range of services, please contact:
![Dr. Stefan Pierdzig, CRB Analyse Service GmbH](/website/var/tmp/image-thumbnails/0/1170/thumb__contentWysiwygImage/crb_mitarbeiter_stefan_pierdzig.jpeg)
Dr. Stefan Pierdzig
Laboratory Manager
Diplom-Geologist
direct dial +49 (0) 5505 // 94098-13
fax-direct +49 (0) 5505 // 94098-263
![Dr. Gunnar Ries, CRB Analyse Service GmbH](/website/var/tmp/image-thumbnails/0/1162/thumb__contentWysiwygImage/crb_mitarbeiter_gunnar_ries.jpeg)
Dr. Gunnar Ries
Diplom-Mineralogist
Quality Management
direct dial +49 (0) 5505 // 94098-156
fax-direct +49 (0) 5505 // 94098-265
![Dr. Christoph Breitenstein, CRB Analyse Service GmbH](/website/var/tmp/image-thumbnails/0/1823/thumb__contentWysiwygImage/crb_mitarbeiter_christoph_breitenstein.jpeg)
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, CRB Analyse Service GmbH](/website/var/tmp/image-thumbnails/0/1163/thumb__contentWysiwygImage/crb_mitarbeiter_elke_benner.jpeg)
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, CRB Analyse Service GmbH](/website/var/tmp/image-thumbnails/0/1169/thumb__contentWysiwygImage/crb_mitarbeiter_torben-christoph_seidel.jpeg)
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, CRB Analyse Service GmbH](/website/var/tmp/image-thumbnails/0/1167/thumb__contentWysiwygImage/crb_mitarbeiter_juergen_zech.jpeg)
Jürgen Zech
Commercial director
Business Administration
direct dial +49 (0) 5505 // 94098-12
fax-direct +49 (0) 5505 // 94098-262
![Claudia Zech, CRB Analyse Service GmbH](/website/var/tmp/image-thumbnails/0/1164/thumb__contentWysiwygImage/crb_mitarbeiter_claudia_zech.jpeg)
Claudia Zech
Management assistant
direct dial +49 (0) 5505 // 94098-0
fax-direct +49 (0) 5505 // 94098-260
Laboratory
![Jan Rubrecht, CRB Analyse Service GmbH](/website/var/tmp/image-thumbnails/0/1166/thumb__contentWysiwygImage/crb_mitarbeiter_jan_rubrecht.jpeg)
Jan Rubrecht
Chemical-technical assistant
direct dial +49 (0) 5505 // 94098-17
fax-direct +49 (0) 5505 // 94098-260
![Catrin Abken-Berghaus, CRB Analyse Service GmbH](/website/var/tmp/image-thumbnails/0/1171/thumb__contentWysiwygImage/crb_mitarbeiter_cathrin_abken-berghaus.jpeg)
Catrin Abken-Berghaus
Pharmaceutic-technical assistant
direct dial +49 (0) 5505 // 94098-17
fax-direct +49 (0) 5505 // 94098-260