Securitech is an independent manufacturer of high-security door locks. Originally founded to create and produce multi-point door locks, Securitech quickly added automatic deadbolt locking and electric locking solutions to its catalog of products. Securitech works closely with fire and life-safety official to ensure that all products respect code requirements while providing the desired level of protection against forced entry and vandalism.

Seguricentro is a Peruvian Company of the private sector, founded in 1996 in order to import, manufacture and distribute a national level related to the electronic security industry the highest quality products.

For over 30 years, Select Engineered Systems Inc has a well established leadership & presence in the access control, telephone entry, intrusion detection and priority communications industries. Select Engineered Systems offers RF transmitters, help communication system, gate entry systems as well as building communication system.

Shepherd Communication and Security provides the latest solutions in Electronic and Specialty Security systems. They help in making the right choice when it comes to Intrusion Detection, Video Surveillance, Fire Alarm, Access Control as well as Structured Wiring and Low Voltage Specialty cabling.

Shiver Security Systems, Inc. has provided integrated security solutions, access control, video (CCTV), and fire protection for thousands of customers in southwest Ohio and Northern Kentucky since 1971. Products and services offered include Sonitrol audio verification intrusion detection systems, access control systems, CCTV systems, fire detection systems, and external industrial monitoring functions.

SICK is one of the world’s leading manufacturers of sensors, safety systems and automatic identification products for industrial applications. Whether automating factories or optimizing distribution centers, SICK provides cost-effective solutions.

Siemens is a leading international manufacturer. With over 100 years of history and experience, it is a name, which consumers recognize at a glance from our involvement in many different industries, often as a market leading brand. They have been actively developing and expanding these technologies to the point where we now have a leading range encompassing Access Control, CCTV, Intruder Detection and Fire Safety systems.

SigCom is a leading designer and manufacturer of emergency communication and alerting systems. For over twenty years SigCom's fire alarm, emergency communications and personnel alerting systems have been keeping people safe in towns, cities, industrial facilities and military complexes. SigCom designs, manufactures and services a wide variety of products and systems for incident & alarm reporting, mass notification and emergency communications.

Sigma Fire & Security designs, develops, manufactures & distributes a range of specialist fire and security products. Sigma Fire & Security is the latest division of Evac+Chair International. Some of Sigma’s trusted key partners include GfS Germany and Vimpex UK.

Silent Beacon offers emergency alert devices that give the user a sense of security and independence. It offers safety for families in the form of small alert wearables and a free app.

SimpliSafe was designed by founder Chad Laurans, with this principle in mind: Being Safe Should Be Simple. SimpliSafe systems are easy to self-install, wireless, cellular and customisable - meaning they will work anywhere and fit any apartment, house or business. The system enables 24/7 alarm monitoring and can be controlled by smartphone.

SituCon creates Privacy Protecting Technology (PPT) which empowers citizens to have greater control of their own safety and security, without sacrificing privacy. SituCon provides the safety required during threatening situations while guaranteeing privacy at all other times. Situcon believes that safety and privacy are mutually exclusive, it is possible to maximize security while simultaneously protecting an individual's civil liberties.

Smith Thompson Home Security is a privately-owned and operated residential security that offers smart home and home automation solutions. The company specializes in home security systems, alarm monitoring and wireless security, and alarm system installation and repair.

Smoke & Screen Security Systems is the North American Distributor of the world's leading instant security fog devices, SmokeCloak® and SmokeCloak® DNA.

Orlando-based Solis Energy is a privately held manufacturer of outdoor power products including Solar Generators, Battery Backup Systems and Power Conversion components. Solis Energy’s products offer the most reliable, rugged, flexible, and cost-effective outdoor powering solutions available on the market today.

Sonitrol EV is a security based company dealing with cameras and access control, that provides services to schools, retail, healthcare, commercial, financial, construction, government and non-profit organisations. Their solutions include intrusion detection, video monitoring, keyless entry and access, along with fire and smoke detection for commercial, as well as home security applications.

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

SOS Technologies is a pioneer in advanced life-safety, threat detection, and emergency response innovation. The company’s mission is to help public and private organizations better prevent and respond to crime and violence through cutting-edge technology. SOS partners with governments, healthcare systems, schools and universities, corporations, and other critical institutions to ensure that emergencies are anticipated, identified, and addressed.

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.

STANLEY Healthcare is an operating division of Stanley Black & Decker. As a recognized leader in healthcare & senior living markets, STANLEY Healthcare strives to ensure safety & security, improve patient & resident experiences, optimize workflow, increase operational efficiency. STANLEY Healthcare can deliver facility security solutions like access control, biometrics, video surveillance, alarm systems, locks, visitor management systems, etc.

SteelDome offers a wide range of cybersecurity products and services such as security program development, compliance and certification, vulnerability assessments, penetration testing, and their flagship product for anti-ransomware and data protection called InfiniVault™.

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 center on safe and smart living. DIY solutions to customized burglar, fire, camera, and lifestyle enhancement solutions for any home or business are available through Stewart Electronics.

STRATIS is the only platform of its kind built for the complexities of multifamily and student housing. Thye provide solutions like MultiFamily, Energy Management, Access, Building Automation, Wireless, Control Systems, Student Housing, PropTech, and CRE.

SureView operates across three market spaces, Commercial Monitoring Stations, large corporate organizations running their own Command Centers and guard companies offering blended technology and manpower services to their customers. SureView Systems owns, develops, sells and supports the Immix® product line. Immix® is a video centric software platform.

Synergistics Banking provides bank‑grade access control solutions, including insertion & swipe card readers, ATM vestibule control systems (MSLR1), and NFC‑enabled vestibule access. With over 60 years in the finance security industry and 100,000+ installations worldwide, their cloud‑managed, anti‑skimming, ADA‑compliant systems integrate seamlessly with video surveillance for centralized, compliant protection.