GSMK CryptoPhones are produced by:

GSMK Gesellschaft für sichere Mobile Kommunikation mbH
Marienstrasse 11
D-10117 Berlin
Germany

and distributed by

ESD Group
P.O. Box 1031
Smithfield Qld 4878
Australia

Sales Department: sales@cryptophone.com.au

Service & Support: support@cryptophone.com.au

Questions on Export Regulations: export@cryptophone.com.au

General Inquiries: office@cryptophone.com.au

Tel. +61 (0)7 4222 1163
Fax. +61(0)7 303 66 345

For secure e-mail communications with ESD, please encrypt your e-mails. Our GPG/PGP company key can be found here