Soldier Security & Investigation Services is a Maryland based business enterprise. With many years of experience in public safety, the company provides clients with a detailed project management approach which is like no other company in the industry today.

Solera Networks delivers leading network security intelligence and analytics, incident response, virtual security, malware detection and network forensics.

Sonitrol Sacramento has been the preferred provider of integrated business security systems and services. The company offers a full line of security systems in Sacramento, all backed by their unique audio and video verified response technology. Sonitrol's card access control systems help California businesses to track and limit entry to buildings and sensitive areas. This provides protection for valuable information and data.

Sonitrol Security Services, Inc. is a locally owned and operated security and loss prevention company securing the Carolinas since 1974. The company specialises in commercial burglary systems, commercial fire systems, commercial access systems, commercial camera Systems, commercial security systems, central station monitoring.

Sound Products, Inc. provides fully personal, full service capabilities including design, installation and customer service. They create customised solutions with sight, sound and security that influence and enhance personal interaction, consumer behaviour and economic success. They service all types of A/V, security and communications systems for corporate and public sectors.

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.

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.

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.

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.

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.

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.

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.

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.

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.

STAT-LAND, strives to maintain industry leadership in the Staten Island community by providing superior security for life and property, protecting residential, commercial and institutional clientele against loss through burglary, fire, pilferage, vandalism or destructive elements.

Statewide Security is the premier provider of Homeland Security Consulting and Design in the Pacific Northwest. Services include outdoor security, access control, and gate automation. Statewide Security servers a number of government agencies, fortune 100 companies, and hundreds of other commercial and residential clients.

Status Solutions provides situational awareness solutions with expertise in vertical markets such as long term care, acute care, education, manufacturing and government. The Situational Awareness and Response Assistant (SARA) is an automated alerting system and awareness engine that sends voice and text alerts via phone, email, etc.

Stay In Sight provides top quality security cameras & installation for an affordable price. The company provides live viewing cameras viewable from anywhere in the world on any laptop, CPU, smartphone or tablet at anytime.

Stealth Monitoring reduces crime and property damage by integrating the latest security technology and managing onsite surveillance systems from a remote live video monitoring control center.

The Sterling & Francine Clark Art Institute, usually referred to simply as "The Clark", is an art museum with a large and varied collection located in Williamstown, Massachusetts, United States.

Stokoe Communications offer Turnkey Solutions for any Communication Application. Its comprehensive product line includes the latest in cutting-edge Digital CCTV, Structured Cabling, Process Monitoring, Access Control , Commercial Paging Systems, A/V and Presentation Products. Stokoe supplies and installs products and services for hospitals, child care centres, police, government, schools, universities, airports, corporations and more.

Stratfor is a geopolitical intelligence firm that provides strategic analysis and forecasting to individuals and organisations. By placing global events in a geopolitical framework, they help customers anticipate opportunities and better understand international developments. They have two core offerings: online subscriptions and custom consulting services. Stratfor mines vast amounts of open-source information.

Stratus Technologies' infrastructure based solutions enable to protect physical security and building automation applications with an always-on operating environment and detect potential problems and proactively take action before downtime becomes an issue.