Siemens Building Technologies Cerberus Division specializes in danger management systems, video surveillance, alarm systems and fire detectors. http://www.cerberus.com/

Eagle Industries Manufactures and retails tactical gear, including packs, vests, harnesses and holsters. http://www.eagleindustries.com/

Mace Security International, Inc. Manufacturer and producer of Mace brand self defense sprays, personal alarms, home protection, child protection, and gun locks. http://www.macebrand.com/

Identicator, Inc. Ink and inkless fingerprinting products and accessories. http://www.identicatorinc.com/

Web idtag An internet based identification number, tracking, and recovery system. http://www.webidtag.com/

Armor Holdings Inc. Manufacturer of MACE, body armor, and other security products. http://www.armorholdings.com/

Installations, Inc Manufacturer of bullet resistant enclosures. http://www.bulletresistbarriers.com/

Concept Smoke Features this artificial smoke used for security and industrial applications. Discusses how the smoke is created. http://www.concept-smoke.co.uk/

Contronics USA Solutions for guard tour recording and event logging. http://www.guardtoursystems.com/

DHB Groups Provides protective technologies: ballistic, thermal management, and advanced therapeutic. Publicly traded firm (DHBT). http://www.dhbt.com/

International Security, Inc. Design and construction of certified high security building products. http://www.intlsecurity.com/

Protective Products International Product line from soft body armor to tactical protective equipment. http://www.body-armor.com/

Morse Watchman Incorporated Security management systems focused on products for watchmen. http://www.morsewatchman.com/

American Innovations, Inc. Markets X-Ray screening technologies used for the detection of bombs, weapons, and other contraband. http://www.bombdetection.com/

Radiocontact Ltd. Manufacturer and distributor of security and communications systems. http://www.radcon.com/

Garrett Metal Detectors Offers walk-through metal detectors, hand scanners, and police evidence searching detectors. http://www.securitydetectors.com/

Prime Wave Communications Technology Specializes in offering turnkey solutions for operators or service providers who require vehicle tracking, fleet management, and telematics products and services. http://www.prime-wave.com/

Authentic Parts Distributes mailboxes, video intercoms, and security products for apartments, healthcare facilities, schools, and offices. Also provides nurse call equipment, doorbells, and fire alarms. http://www.authparts.com/

Alternate Force Features equipment, training and helpful information for personal security and those who serve in the public safety community. http://www.alternateforce.com/

Plescon Supplies security solutions for public, academic, school, and business libraries. UK Based. http://www.plescon.co.uk/