Steadicopter designs, builds and manufactures state of the art Rotary Unmanned Aerial Systems (RUAS). Over the past several years, Steadicopter developed various unmanned rotorcrafts based on its successful Flight Control System. They are a globally renowned provider of advanced Unmanned Robotics Helicopters.

Steatite is a market leader in design, development and supply of rugged and industrial computers, custom lithium battery solutions and secure communication systems for mission critical and harsh operating environments. Steatite provides solutions for Defence and Security, Down-hole Applications, Emergency Services, Oceanographic, Vehicle Embedded Systems, Industrial Automation, CCTV and Security, Tracking and Telemetry.

Steatite Wordsworth, formerly known as Wordsworth and before that, Wordsworth Technology, is one of the UK’s largest providers of industrial rack mount computer systems, networking and I/O products. Established in 1985, Wordsworth has over 25 years’ experience in the design and manufacture of industrial systems.

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™.

Steerpath offers indoor positioning and indoor navigation across industries and venues types. Steerpath's indoor navigation system, asset tracking and analytics solutions are used by companies spanning from airports to hospitals, from expo centres to factories. The company's Bluetooth beacon-based indoor positioning and way-finding work reliably in different environments.

Sterling Safety Systems Ltd offers hybrid wire to wireless fire solutions. The Hyfire wireless fire detection and alarm system is the UK’s leading EN54 compliant system and has therefore become the choice of many blue chip companies.

Sternum provides real-time on-device security and visibility for any IoT device, using robust technology and seamless integration. With a new approach to IoT security, Sternum has built a holistic, highly scalable IoT endpoint security solution, that prevents attacks in real-time and provides visibility into the device.

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).

STid Security is a French company specializing in RFID, smart cards, and access control solutions for physical and digital security. Their products and software enable secure identification, contactless access, and authentication for enterprises, transportation, and government applications.

Stilsoft, group of companies operates in the security market since 2002. The company produces software, equipment for security systems, conduct research in various areas of applied mathematics and physics, and carry out installation and commissioning of the safety systems of its production. Stilsoft develops video surveillance and audio system, access control system, integrated security system.

STM Group (UK) Limited is an award-winning company, providing bespoke manpower service solutions. It specialises in the delivery of high-quality security, cleaning, and customer-focused, services, underpinned and supported by leading edge technology.

ST connectivity ranks among the world’s largest semiconductor companies. Offering one of the industry’s broadest product portfolios, ST serves customers across the spectrum of electronics applications. ST manufactures wireless communication with sensors and internet connectivity of their control panels featuring ease of installation in security and surveillance sectors.

Stocksigns Ltd is a supplier of health and safety signs. The company covers signage requirements of fire safety, quarries, water safety, first aid, traffic & highways. The wide services provided by Stocksigns Ltd. extend till MoD signage and local housing associations.

Stone Lock Global, Inc. is a supplier of high-quality biometric access control products. The products are suitable for a broad range of access control and related applications. Stone Lock Global serves a global market through professional integrators and licensed partnerships. The company's Stone Lock Pro facial recognition device offers innovative way to provide secure access.

StoneFly is the innovator of powerful, cost-effective IP Storage products for departments, mid-tier work groups, and enterprise organisations. The company pioneered the creation, development, and deployment of the iSCSI storage protocol and products. StoneFly provides physical, virtual, cloud, software as a service (SaaS), consulting, enterprise managed services, cloud migration services, public/private cloud infrastructure, and backup services.

StoneLock designs and manufactures secure biometric access control solutions. Utilising Near-Infrared (NIR) technology, StoneLock technology offers rapid and reliable verification of identity without the use of images– even in total darkness. The company's StoneLock Pro biometric facial recognition access control device provides instant, reliable confirmation of identity without storing sensitive personally identifiable information.

STOOF International is Germany's pioneer brand for armored vehicles. They provide vehicle delivery support for every order received according to individual customer requirements.

Founded in 1989, STOREX offers a range of external hard drives, multimedia, and recorders, receivers freeview recorders, portable video and audio, USB sticks and various accessories.

Storm Interface design, develop, manufacture and market heavy duty keypads, keyboards and custom computer interface devices. All products are built to withstand rough use and abuse in unattended public-use and industrial applications.

StorMagic is making the complex simple for edge computing environments, and they’re pioneering the industry in bringing the edge to the core - datacentre and cloud. Their storage and security products are simple, lightweight and cost-effective without sacrificing enterprise-class features for organizations with one to thousands of sites.

Storyteq helps creative and marketing teams in brands to automate their creative production and activate on-brand marketing campaigns with better content in every market and channel, faster.

Strand is involved in manufacturing softwares, NVR series, & other IP surveillance equipments. Strand deals with digital IP software management solution & markets them.

Stratech Systems Limited (“Stratech”) is an emerging world-class Advanced Technology and e-Systems leader. The company was founded in 1989 and serves markets like aerospace, homeland security, air, land and sea transportation, financial services, government and healthcare. Stratech brings together world-class expertise, software and other intellectual assets, enabling clients to meet operational challenges and seize new business opportunities.

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.

Lorex Technology Inc. (formerly Strategic Vista International Inc.) was founded in 1978. Lorex operates its business through six operating segments - surveillance, instrument, OEM & emerging markets, maritime, security & detection. LOREX Technology has positioned itself as security solutions provider.