American Chamber of Commerce - http://amcham.bg/

Italian Chamber of Commerce - http://www.camcomit.bg/bg/index.htm

Bulgarian-Russian Chamber of Commerce and Industry - http://www.brcci.net/bg/home.php?m=1

Bulgarian Chamber of Commerce and Industry - http://www.bcci.bg/index.htm

German-Bulgarian Chamber of Commerce and Industry - http://bulgarien.ahk.de/bg/home/

Bulgarian-Swedish Chamber of Commerce - http://www.bg-swe.org/english/home.htm

Bulgarian-Swiss Chamber of Commerce - http://www.bsccbg.com/index.php?l=en

British-Bulgarian Chamber of Commerce - http://www.bbcc.bg/en/

French-Bulgarian Chamber of Commerce - http://www.ccfb.bg/index.php

Greek-Bulgarian Chamber of Commerce - http://www.gbcci.org/index.php?lang=en