Managing Director
Lothar Brehm, Email: lothar.brehm@j-fiber.com Tel: +49-3641-352 100
Dr. Ulrich Lossen, Email: ulrich.lossen@j-fiber.com, Tel: +49-3641-352 100


Sales
For product information and pricing

Optical Fiber
Peggy Bärenklau, Email: peggy.baerenklau@j-fiber.com, Tel: +49-3641-352 141

Specialty glass and preforms
Dr. Ralitsa Rosenow, Email: ralitsa.rosenow@j-fiber.com, Tel: +49-3641-352 140

Sales Area Asia
Cheuk Fung Lee-Höhne; Email: cheuk.fung.lee-hoehne@j-fiber.com, Tel: +49-3641-352 147

Sales Support
For order status and shipment information:

Standard Fibers
Cordula Bosse, Email: cordula.bosse@j-fiber.com, Tel: +49-3641-352 146
Frank Smolinski, Email: frank.smolinski@j-fiber.com, Tel: +49-3641-352 143
Marco Nittmann, Email: marco.nittmann@j-fiber.com, Tel: +49-3641-352 142

Preforms and Specialty Fibers
Karin Hachenburger, Email: karin.hachenburger@j-fiber.com, Tel: +49-3641-352 149

Synthetic Fused Silica / SQ
Ralitsa Rosenow, Email: ralitsa.rosenow@j-fiber.com, Tel: +49-3641-352 140

R & D Manager
Dr. Wolfgang Hämmerle, Email: wolfgang.haemmerle@j-fiber.com, Tel: +49-3641-352 160

Quality Manager
Armin Landers, Email: armin.landers@j-fiber.com, Tel: +49-3641-352 260