Code 3, Inc. engineers, manufactures and markets a complete line of lighting and sound-based warning products used by professionals in emergency response, utility, service fleet, and industrial settings. Code 3 has been in business since 1974. They design products that enhance customer safety, including law enforcement officers, firemen and EMT personnel, as well as all personnel in utility, DOT, and construction industries.

ISR, Integrated Solutions Resource, Inc. is an independent manufacturers’ representative and consulting firm based in St. Louis, Missouri. ISR concentrates on manufacturers in the electronic security, surveillance, access control, audio and structured cabling, hybrid and NVR/IP systems, proximity and biometric readers, magnetic locks, electronics locks and accessories. ISR serves Missouri, Kansas, Nebraska, Iowa, Southern IL, Colorado, Montana.

R.E Kennedy Co Inc is a manufacturer's representative offering solutions for access control, security switches, cctv cameras, digital video recorders, monitors, infrared detectors and specialty security products.

Rancilio Associates is a full service manufacturers representative organisation, providing customer service, technical support, and field sales expertise. The company's manufacturers provide commercial sound, video, communications and security equipment for authorised resellers located in Missouri, Kansas, Iowa, Nebraska and Southern Illinois.