Sentry Security Solutions is a full-service security and surveillance company for residential and commercial properties. They provide surveillance cameras, home automation solutions, cloud security storage, fire and life safety solutions and much more.

Sequoyah Electric and Network Services provides clients with coordinated approach to meet electrical design build & construction needs. The expertise ranges from complex, multi-phased design build projects to technically challenging industrial and low voltage installations. The services include pre-construction & engineering, electrical construction, 24/7 service, audio/visual, integration, life safety systems, security, wireless networks, etc.

SESonline.com carries a full-line of the finest low voltage products for everything from traditional burglar and fire protection installations to CCTV, home theater, access control, and more.

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.

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.

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.

Silmar Electronics is a distributor of security systems, fire, CCTV, access control, home theater, audio and sound systems in the Miami, USA. The company offers full system support and solutions, technical and product training, huge inventories from security industry leading manufacturers.

Smart Communications™ is the only provider of a customer conversations management platform. Built from the cloud up, they help enterprises deliver smarter conversations across the entire customer lifecycle – and at scale – and empower them to succeed in this digital-focused, customer-driven world while also simplifying processes and operating more efficiently.

Social Links is a Global OSINT (Open source intelligence) vendor with HQ in the US that empowers investigators and security professionals with ground-breaking AI-powered products. Their products include open-source data intelligence solutions for Maltego and i2 (SL Professional), ​​as well as on-premise solutions for National security and Enterprises with security operation centers (SL Private Platform).

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.

Soter Technologies, LLC., named for the Greek God of safety, deliverance and preservation from harm, provides the extra sense to stay aware of threats. Utilizing a combination of superior sensor technology and software solutions, they can instantly identify environmental and social anomalies across a wide range of situations.

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.

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.

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.

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.

STARC Systems manufactures modular, re-usable temporary containment walls for use in a variety of verticals including healthcare settings when there’s a need to protect sensitive occupied areas from the disruption of renovation.

Stark Tech is a pioneer in facility optimization, aligning technology with real-world experience across a diverse portfolio of capabilities. They are a single agent source for Building Automation, Intelligence & Equipment offering a unique customer experience throughout the building lifecycle.

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.

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 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.

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.