Aeryon Labs 

AirBoss - Defense

Allen Vanguard

CAE

Canadian Assoc. of Defence & Security Industries (CADSI)
(CADSI's display at IDEX includes six Canadian companies)

Discovery Air Innovations

Explosive Solutions Specialist

General Dynamics - Land Systems Division

HISS Inc.

Kanwa Information Center

NEBO-MEA Regional Operations Division

Obzerv Technologies

Pedsco

Provincial Aerospace

Raytheon ELCAN Optical Technologies

Scepter Corporation

Stan Design

Streit Group

Terradyne Armored Vehicles
(a wholly-owned subsidiary of Magna International)

Tundra Security
 

Source

This list of companies comes from the "Exhibitor List" on the IDEX 2013 website.