Starnet Security Inc. upholds safety in the Bay Area as a top security guard company in San Francisco. They specialise in security guard services that San Francisco businesses can rely on, including event security and fire watch security. Their private security services cater to various needs, from corporate and construction site security to hotel and motel security.

START-7 was created in 1991 in Zarechny for the facilities of the Ministry of Defense of the USSR by technical means of protection. The company provides a full range of security systems equipping the facilities. START-7 also offers development of new and modernisation of existing technical security perimeters, data collection and information processing systems, video surveillance, technical means of physical protection; installation, etc.

The State Service of Special Communications and Information Protection of Ukraine (SSSCIP) is a specialised body of central executive power in the field of special communications and information protection, a subject of the defense and security sector, the main subject of the national cybersecurity system, which coordinates the activities of cybersecurity entities in the field of cybersecurity, and communication administrator.

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.

Stefanton is a security company that deals in the installation of cctv cameras, GPS trackers and other electronic security systems.

Stewart electronics has consistently been a pioneer in connected home solutions making homes smart before smart phones were even invented. Today, their three main companies centre on safe and smart living. DIY solutions to customised burglar, fire, camera, and lifestyle enhancement solutions for any home or business are available through Stewart Electronics.

STid was established in 1996 and boasts more than 15 years experience specialising in contactless radio-frequency identification technologies (RFID). The company designs, produces and sells readers and tags for high security personal identification (access control, time-clocking etc.), vehicle identification (Automated Vehicle Identification (AVI), fleet management and tracking) and product identification (critical asset tracking).

Stölting Service Group provides qualified personnel and state-of-the-art technology, while guaranteeing the smooth execution and processing of events. Stölting provides services such as alarm activation & alarm tracking, video disconnection & video alert tracking, fire protection and fire services, emergency call and service centres, intruder alarm systems, access control systems and video surveillance systems.

Stone Security was founded in 2005 by law-enforcement and IT professionals with a goal to become the most trusted and sought-after security integrator in the world. That ambitious vision still drives everything we do today.

S3 is a provider of information security consulting services for identity and access management, governance, risk and compliance, and SAP Security. They employ CPAs and certified auditors who not only understand the business, but who are also certified information security experts.

Streamlight is an ISO 9001:2015 certified company that designs, manufactures, and markets a variety of portable lighting products. This includes a broad range of miniature, rechargeable, and standard batteries, precision-engineered flashlights, and lanterns for professional firefighting, law enforcement, military, industrial, outdoor, and automotive applications.

Suffolk Fire and Security, based in Stowmarket, in the heart of Suffolk, UK, are an independent, family-run business. They professionally design, install, maintain and repair all fire, security, and door and gate automation systems. Their expertise covers Intruder Alarms, CCTV, Access Control, Fire Alarms, Fire Extinguishers, Emergency Lighting and Door and Gate Automation.

Sukhi Orion is a leading provider of CCTV systems, access control, door entry systems, biometric system and fire alarms for home and business security.

Sum Security an independent SSAIB Registered company based East Sussex providing installation, maintenance, repair and monitoring of high quality burglar alarms, CCTV systems, police monitored intruder alarms, access control and maintenance for home and business properties throughout the South East covering forest row, East Sussex, Kent, Surry and East Sussex.

Summerlin Security Home & Office is offering affordable Las Vegas home alarm monitoring services and installations. Summerlin Security will install a complete home security system that includes alarm monitoring in Las Vegas, Nevada.

Summit Security offer a wide range of monitoring and key holding services for the security systems and site. They also provide a wide range of intruder detection programmes, from a single site alarm to a full network of systems.

Superior Alarm & Electronics is a premier alarm company in the Vail Valley. They install, test, repair and monitor security and fire alarm systems for homes and businesses located in the beautiful Vail Valley since 1972.

Superior Electronics Corporation, an ISO 9001 certified company, has been one of the leading manufacturers of security products in Taiwan since 1971. All their products go through a rigorous three-stage testing procedure to ensure they meet the strict needs of security-conscious professionals. They provide support and services on a global scale.

Supreme Security Systems is one of the largest independent, full-service electronic security providers, staffed by highly trained and motivated professionals. Supreme provides businesses, industrial facilities and residences with the most advanced intrusion and fire/life safety systems, video surveillance (CCTV) systems, access control systems, process and environmental monitoring systems, and smart home technology.

STS is one of Europe’s and Africa's most successful CCTV, security equipment, work wear, mobile payment terminals distributors and installers. Originally UK based, they have grown in to a global company with branches and distributors throughout the world.

Focusing on the enabling technologies that compose surveillance & security solution sets in all application areas. DSP Video Imaging Biometrics Entry Point Control Graphics Situational Awareness Software Robotics They have developed international and domestic channels to sell & integrate all types of security products. Established connections to venture capital funding.

Surveillance Security Systems is one the first companies in Pakistan to embrace the concept of video over IP and remote video monitoring solutions, surveillance security systems interests now include CCTV systems for specialised areas, transports with smoke detection combined with the camera technology, video recorders, multiplexers, voice recording servers, access control and time attendance systems.

Surveillance Zone is a professional security system service provider that has been offering trustworthy, reliable services est. 2003 Singapore based company located Central Region Ubi. The company is one of the major providers of security system and installation services that you can rely on. We are working with both commercial and residential customers to offer them the increased protection that they always needed.

SW24 Security is a privately-held, full-service provider of electronic and physical security services. The company operates a state-of-the-art national electronic monitoring and operations facility called the Fusion Centre focused on video services and video verification of alarms. SW24 Security also offers other security services like video analytics & VMS, access control systems, fire & life safety systems, guards, intrusion systems and more.