GLOCK INC http://www.glock.com

SUREFIRE http://www.surefire.com

B&T AG http://www.bt-ag.ch

AIMPOINT http://www.aimpoint.com

GAMMA GROUP http://www.gammagroup.com

PROVIDENCE http://www.providenceitf.com

GSSI http://www.group-ssi.com

VIGIPLANE http://www.bgt.fr