Shenandoah Valley Security is the premier security company in Virginia and specializes in custom residential and commercial security systems as well as home automation systems, structured wiring (telephone, computer networks, cable television), central vacuum systems and home audio.

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.

SightLogix Inc. manufactures the only intelligent video surveillance system designed specifically for use in the outdoor environment.

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.

Simply Controlled is a Canadian manufacturers' representative and distribution company in the consumer and custom electronics industry. They specialize in security, automation, audio, electronics and lighting technologies.

Sirix offers integrators around the world with remote security solutions like remote video surveillance, perimeter control, and remote control of specialized equipment. It also offers efficient solutions that specifically meet the protection, logistic support, and coordination needs of companies. Sirix also designs custom operational infrastructure for companies that require the centralization of information in real-time.

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.

SJE-Suntech, Inc is a product development company creating focused on niche platforms and devices for CCTV, telecom, renewable energy and et al. The team at SJE-Suntech boasts more than 30 years experience in CCTV and security and more than 30 years experience in renewable energies. Products and services feature rapidly deployable standalone CCTV to renewable energy integration modules for Telecom.

Skynet Security consists of security professionals with over 15 years of industry experience. The company offers security systems for home & business. The expert consultants take time to understand clients' security challenges, determine security needs, & design customized security system to maximize return on investment. Skynet provides services such as video surveillance, alarms & monitoring, cloud based solutions as well as access control.

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.

SNAP Integrations provides professional home & business security systems, camera systems, access control systems, home theater installation, whole home audio and structured wiring services for Charleston, Mt. Pleasant, Kiawah Island, Summerville and surrounding areas in South Carolina’s Lowcountry.

When it comes to designing a functional and effective access control, communication, intercom, visitor or security systems for residential, commercial, and industrial applications, SNT ACCESS is the choice. Whether looking to enhance an existing system or seeking a solution to a problem, SNT ACCESS extensive range of products and design options will help you achieve your access control, communication, visitor management, and security goals.

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.

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

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.

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 specialized 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.

Sp Dynamic is a consult and distributor for the latest high tech security products for industrial and commercial faculty’s in Canada. They deal in various products such as POS, CCTV integration, remote site CCTV via satellite, access control, GPS tracking, active deterrent products such as window film and fogging device and video alarm verification.