Headquarters - USA

Norwood Corporate Center
1502 Providence Highway Unit #2
Norwood, MA 02062
USA
Phone: +1 617 981-6500
Toll Free: +1 877 SIGMAXIM (877 744-6294)

France

Tour Swiss Life
1 Bd Vivier Merle
69443 LYON CEDEX 03
France 
Phone:  +33 428 29 86 00

The Netherlands

Velperplein 23
6811 AH Arnhem
Netherlands
Phone:  +31 268 00 12 38

Germany

Phone:  +49 9131 9278270

United Kingdom

Phone:  +44 20 3290 8135

Switzerland

Phone:  +41 22 519 63 40

Belgium

Phone:  +32 23 19 14 00