Source AV, has built a reputation for solid sales representation, technical expertise and project consultation that enables the dealer/integrator to provide effective solutions to their end user.

Source Security is a Canadian firm which provides a range of industry-leading and cost-effective services. They offer a wide range of specialised services to address all the security needs.

SourceIT, the US based company specialises in the design, manufacturing and distribution of IP megapixel cameras, CCTV cameras, digital/network video servers, card access control, audio/video intercom entry, intrusion detection, power supplies, alarm equipments, housing & mounts, lenses, locks, monitors, encoders, software, etc.

Southco, Inc. is the manufacturer of engineered access hardware solutions in the USA. Engineered access hardware solutions include key "touch points" such as locks, latches, captive fasteners, hinges, handles and other innovative products. The company covers industries such as marine, automotive, off-highway/construction, RV/caravan, industrial machinery, enclosures, HVAC, medical equipment and network, telecommunications and computers.

Established in 1986 with offices in Ohio and Florida, Southeast Security Corporation offers installation services. Southeast Corporation custom designs systems for all types of commercial, industrial and governmental applications. Southeast Security is licensed in the States of Ohio and Florida for the installation of Fire Alarm Systems and is a member of the American Society for Industrial Security and National Fire Protection Association.

Southeast Security Products is a security manufacturer representative in the USA. The company offers audio/video, power & IP connectivity, home automation, video surveillance, access control, intrusion & monitoring, tools & accessories.

Southeastern Security Professionals (SSP) is security system integrator in the Southeast Region. The company provides design, installation, and service of fire alarm, burglar alarm, access control, gate entry, camera surveillance, IP cameras, intercom and other life safety and security systems.

Southland Fire Alarm provides fire alarm engineering services in the South Bay area. The company been involved with fire plans and submittals since 1983 and have specialised in providing plans for the fire alarm industry since the ADA laws came into effect several years ago. Southland Fire Alarm Engineering offers services, such as fire alarm engineering, installation and repair, annual fire alarm inspection, heat and smoke detectors.

Southtec offers the most up to date and convenient ways of updating, repairing and installing PC's, security systems, 24 hour video monitoring, PC based CCTV and computer networking.

Southwest Synergistic Solutions is a San Antonio, Texas based company that develops and manufactures specialized lighting solutions for our war fighters and first responders. Southwest Synergistic Solutions' original product the Emergency/Triage Light is associated with the Department of Defenses, “Domestic Preparedness Support Initiative” and the E/T Lights themselves have been reviewed by the Inter Agency Board.

SSI's RAPID System is a comprehensive biometric access management system utilizing portable fingerprint technology. SSI's primary emphasis is to equip the Law Enforcement Community, businesses, and organisations that contend with security issues, with a powerful tool for secure identification. The RAPID System provides organisation with a self-contained system for control of identity verification and access control information and transactions.

Spectra Logic is a founding member of the Active Archive Alliance, a group of companies formed to educate about technologies that enable easy access to archived data. Spectra Logic's automated tape backup solutions, disk backup solutions, and data backup storage solutions will protect data efficiently and securely.

Spectrum Brands is a supplier of consumer batteries, residential locksets, residential builders’ hardware and faucets, shaving and grooming products, personal care products, small household appliances, specialty pet supplies, lawn and garden and home pest control products, personal insect repellents, and auto care products in the USA.

Spectrum Systems, an SBA-designated small business headquartered in Herndon, Va., is an IT integrator, value added reseller, and a provider of IT infrastructure and professional services to the federal marketplace. The company collaborates with federal agencies to effectively select, acquire, implement and support IT solutions that sustain and support their organizational missions, at the best value.

SpeechPro is a global leader in development of cutting-edge solutions in speech recording, processing, analysis and voice biometrics. With over 20 years of experience in the industry, the company has an expertise and experience to deliver best in the class solutions for Law Enforcement and commercial customers. SpeechPro global distribution network spans over 200 resellers and partners worldwide.

At Spetsnaz Security International, Ltd., they provide solutions like Locksmith Services, Door Supervision, CCTV, Man Guarding services, etc and is based out of United Kingdom.

Spike Systems™ is the industry leader in motorized and passive traffic control devices, both in the United States and around the globe. With nearly three decades of experience, a reputation of excellence, and a steadfast, unwavering dedication to quality, Spike Systems™ has quickly emerged as a worldwide leader in both the motorized and passive traffic control device industries.

Split Pine Technologies is a privately owned company, offering cutting-edge technology services and solutions. Known for their ability to successfully integrate complex technological interfaces with top-notch design and engineering, Split Pine Technologies and its team of experts customise and create location-specific designs and interfaces that work for any application. They specialise in ATFP integrated systems deployment in North America.

SpotterRF provides the most advanced compact surveillance radar (CSR) system for perimeter security for small force protection. Engineered for demanding and hostile environments, its technology is the most compact, light-weight, energy efficient, and cost-effective ground radar system for elite warfighters and critical infrastructure requirements.

SprintSc structures Cabling, Security & Surveillance products in the global Netowrking market. SprintSc products has been designed to meet ever growing need of convergence of Data, Audio & Vido applications for office and home users.

Spyclops Security Surveillance System specialises in security systems including CCTV camera, DVR, dome camera, and remote moniroting etc. The company is a brand of Metra Home Theater Group that is based in Florida.

SRB Distributing is a small, woman-owned general distribution company. SRB also offers CAD drafting services, as well as project management services.

SRC, Inc., a not-for-profit research and development company, combines information, science, technology and ingenuity to solve impossible problems in the areas of defence, environment and intelligence. Across their family of companies, they apply bright minds, fresh thinking and relentless determination to deliver innovative products and services that are redefining possible for the challenges faced by America and its Allies.

SRI International is a nonprofit, independent research and innovation center serving government and industry. The company provides basic and applied research, laboratory and advisory services, technology development and licenses, deployable systems, products, and venture opportunities.

SSD Systems offers commercial and residential security services. It is one of the largest security companies in North America, serving commercial and residential clients across the continent since 1968. The company's commercial security services include, access control, audio/video, CCTV, fire life safety, line security and systems integration.

SST has consistently pioneered technologies that help public safety and security agencies fight gun violence, delivering instant, precise and detailed data that alerts agencies to gunfire and helps them respond more quickly, more safely and more effectively. Providing constant, 360-degree wide-area acoustic surveillance of complex urban areas ShotSpotter gunfire alert and analysis solutions enhance all aspects of policing related to gunfire.

Staff Pro is a crowd management, event security and staffing, and consulting company in the USA. The company provides experienced and trained professional personnel and managed services for every type of venue and event imaginable. Staff Pro is an affiliate of U.S. Security Associates.

Stanley Black & Decker is a diversified global provider of hand tools, power tools and related accessories, mechanical access and electronic security solutions, healthcare solutions, engineered fastening systems.

A part of Stanley Black & Decker, STANLEY Convergent Security Solutions, Inc. is the second largest electronic security company based on total revenue and one of the largest system integrators in the United States. STANLEY CSS designs, installs, monitors and services security systems for industrial, government, commercial, residential and national account customers.