Sittig Technologies GmbH is a renowned information technology and services company based out of Frankfurt, Germany. They provide security alarms, audio components, hardware and IT services.

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 maximise security while simultaneously protecting an individual's civil liberties.

With more than 20 years experience on the security hardware market, JSCo SKICHEL is a well-known developer of innovative security products, designing and implementing comprehensive security solutions based on the company’s GYURZA-series security detectors and SKICHEL-series metal detectors. The company products efficiently protect critical infrastructure as well as key civil and military assets in more than 20 countries all over the world.

SKYROS Corporation is one of the largest companies in the market of security systems and building automation in Russia and the CIS. The company has more than 150 highly skilled employees and 20 years experience in: Distribution of security systems of Russian and foreign producers; Distribution automation systems and building equipment of leading world manufacturers; Development and production of innovative security systems; Project engineering.

SkySoft-ATM is a leading-edge ATC solutions provider offering a complete range of products designed for the current and future needs of Air Traffic Control Centres and Towers. The company designs solutions based on innovative technologies, open architectures, COTS platforms, and Open Source software to deliver safe, productive and cost efficient systems.

Established in 2006, Smart-i Electronics System Pvt. Ltd. is an Indian company specializing in a diverse range of identification systems. They offer comprehensive solutions that encompass design, manufacturing, maintenance, and support, catering to the access control, time attendance, and integrated security needs of modern enterprises.

SMART SHOOTER is a designer, developer, and manufacturer of innovative fire control systems that significantly increase the accuracy and lethality of small arms. Smart Shooter’s fire control solutions were designed to give soldiers and law enforcement officials a precision edge in any given firefight, but the systems bring a range of additional training and operational benefits and can be employed in a wide range of roles.

Smato develops and manufatures CCTV security products for video surveillance.The company has a history of offering high quality video surveillance products and good customer service, the products of Smato have become sought-after in the video surveillance industry.

Smith Thompson Home Security is a privately-owned and operated residential security that offers smart home and home automation solutions. The company specialises 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.

SOF NET DISTRIBUTION is a manufacturer and distributor of video surveillance, access control, and home automation systems. The company's prouct portfolio inlcludes indoor/outdoor and IP video systems, DVRs, NVRs, and surveillance system accessories as well as detection and alarm systems.

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 specialises in commercial burglary systems, commercial fire systems, commercial access systems, commercial camera Systems, commercial security systems, central station monitoring.

Sopra Steria, a European leader in consulting, digital services and software development, helps its clients drive their digital transformation to obtain tangible and sustainable benefits. They provide Consulting, Infrastructure Management, Data Management, Cyber Security, Cloud, Innovation, BPO - Business Process Outsourcing, Digital Transformation, and Software Development.

Sorhea is the major manufacturer in Europe of high level perimeter security systems. Based in France, the company's products includes infrared barrier, shock detection systems, dual-technology sensor, thermal camera, and telemetric infrared laser detectors. Sorhea is involved in any step, such as site study, technical recommendations, technical trainings, installation assistance, hotline, on-site troubleshoot, etc.

Based in the heart of Surrey, Southern Fire & Security Ltd are a newly established security installation company. They have extensive knowledge base of all aspects of the security industry covering alarm systems, fire alarms, CCTV, access control, door entry systems and manned security, offering quality and professional services.

Southern Fire Alarms Ltd designs, installs, commissions and maintains fire and life safety systems including fire detection and alarms, radio fire alarms, fire telephones, fire suppression systems, voice alarms, emergency lighting, alarms monitoring etc. Based in West Essex, the company accredited to the SSAIB scheme and provides safe evacuation of buildings and their occupents in the event of a fire or emergency situation.

With 40 years of experience and 53,000 installations worldwide, Southwest Microwave is a leading global producer of integrated, high-performance outdoor perimeter security systems that reliably protect against threat to critical infrastructure, high-value assets and personnel. Our field-proven solutions provide precise, immediate detection of perimeter disturbances for security-sensitive applications across broad-ranging vertical markets.

Sparsh has revolutionized the security market in India by being the India’s first firm to focus on indigenous design and manufacture of technologically advanced electronic security devices. Sparsh has obtained ISO 9001:2008, RoHS, CE, FCC and EMC certifications. Sparsh's product portfolio includes: cctv camera, dvr, ip camera, speed dome camera,switcher, power supply, cctv accessories

Spectator Video Technology develops and commercializes video control and service centers with a wide variety of applications in the Security, Healthcare and Multimedia markets. Spectator Service Centre is a multi-application platform to provide various mission critical applications and value added services in security, media and care services markets.

Spetsnaz Security International Ltd. is a UK company, it is registered with Companies House : 10524908 Spetsnaz Security International Ltd. is an International security company dedicated to providing strategic security solutions to corporate and government agencies around the world at any time.

SSH Intelligence's mission is to help clients know everything about building and maintaining their home security systems from wireless alarm kits to biometric door locks.

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.

ST Fire & Security offers a full range of professional fire & security services, to accommodate domestic and commercial properties, operating from Manea, March, in Cambridgeshire, United Kingdom.

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

STARMAX with Headquarters in Hong Hong kong, is a manufacturer and exporter of security surveillance systems from 2009. The company offers DVRs, NVRs, IP & analogue CCTV camera, access controllers and hidden cameras. STARMAX also offers other products, such as biometric fingerprint attendance machine, power cables, video door phones as well as joystick keyboard controller.

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™.