Established for more than 20 years, Sharp Alarm Systems offers complete alarm installation and servicing service for both domestic and commercial customers ensuring high level security. The services include alarm supply and installation, upgrades, servicing and CCTV.

SharpEagle Technology caters to a wide range of clientele with operational efficiency through industrial technology & safety solutions. They provide state-of-the-art solutions in the following categories: Explosion Proof Camera Solutions, Explosion Proof Lights, Forklift Camera Systems, Forklift & MHE Safety Lights and Zone 1 & Zone 2 Cameras.

SharpView provides consultancy services and solutions utilising state of the art high technology products for securing sites of critical importance and meeting operational requirements. The founder and creator of SharpView has designed and developed security solutions for the most demanding and challenging applications making SharpView Limited the first choice when you need the ultimate in high tech security.

Established in 1979, Shield Alarms provides security systems to businesses and households throughout South Yorkshire and Derbyshire. The company is one of the largest independent suppliers of alarms, CCTV and access systems in the region. Shield Alarms installs burglar alarms to domestic properties right through to complex CCTV security systems for some of the largest organisations in South Yorkshire.

Installer of fire, burglar alarms, CCTV and door entry systems. Wired and wireless security solutions for your home and business. SSAIB and BAFE Approved.

Established in 1996, Shire Security Ltd offers installation, repair and maintenance of domestic burglar alarm systems. The company expanded into the commercial market and added CCTV, nurse call systems, access control, fire alarms, fire extinguishers, and physical security equipment to its product range, such as collapsible grilles, roller garage doors, and electrically operated roller shutters.

Based in Huddersfield, UK, Shop4 Security & Electrical Ltd. is a security systems distributor. The company offers a wide range of security products including CCTV, DVR's, burgler alarms, wireless alarms, alarm systems, alarm panels, PIR'S, sensors, lighting, cables, cable management, circuit protection, tools and fixings, workwear, door bells, decking lighting and much more.

Sicura Systems' world-class services deliver innovative technology and creative solutions for the IT, Broadcast Media and Security industries. Using our extensive experience of managing complex information streams to develop reliable, resilient and scalable products.

Sight & Sound provides high quality and reliable security services throughout London, Kent, Essex, East & West Sussex and Hampshire. The company provides manned guarding, key holding & alarm response, remote monitoring services, etc. for factories, offices, retail, schools, construction sites, councils, hospitals and libraries, as well as other industries and businesses. Sight & Sound is a SIA Approved Contractor.

Sigma Engineered Solutions Ltd is a provider of fire & security systems such as access control, door entry, CCTV, intruder alarms & fire alarms. The company serves both domestic & commercial markets. Sigma Engineered Solutions Ltd installs and provides maintenance of burglar alarms & monitoring, photo ID system, fire alarm system as well as building management system.

Signal Securities Ltd is a specialist in security alarms, installation and maintenance. The company has been providing security solutions to both domestic and commercial clients for over 20 years. Signal Securities Ltd. services range from security alarms, alarm systems, CCTV security systems, burglar alarms, access control, and fire alarms.

Silent Sentinel are a UK manufacture of hi-specification PT platforms and surveillance equipment. Long range detection technologies offered include video, thermal, SWIR imaging and radar for intelligent video detection. Markets served include airports, harbours, borders and utilities including oil and gas. The detection range of the Silent Sentinel radar systems make it a cost effective solution for protecting large areas.

Silico envisions a world where every decision is simulated, prior to being made in the real world. Silico is the leading provider of process simulation software, working with enterprises from any sector to transform their decision-making in as little as four weeks. The Silico platform is an end-to-end solution that enables businesses to create digital twins of any business or process quickly and easily.

SilverNet is a UK based manufacturing company specialising in the design and manufacture of rugged, high performance cost-effective wireless and switching networking devices since 2005. Over which time SilverNet have gained an enviable reputation in the wireless market.

Simec Security provides access control, CCTV, ID, door entry, alarm and integration services to the commercial sector. The company has over 50 years of experience in the electronic protection of commercial key assets including- personnel, property and data. Simec Security have been awarded SAFEcontractor accreditation through the scheme that assesses health & safety competency of contractors and service providers.

Simpli Security is a UK based online retailer offering a huge range of security products including intruder alarm systems, CCTV cameras, money counters, safes, convex mirrors, traffic mirrors, metal sheds, storage sheds, bike storage, safety mirrors, barriers, car park barriers, bollards, bike racks, crowd/ queue control and much more.

Founded in 1999, Siteguard offers CCTV, access control, and manned guarding services. In 2005, Siteguard Uk Launched its bespoke access control guardhouse incorporating biometric hand scanners and a turnstile. Siteguard also offers site search, gatekeeping, car park control, construction site security and industrial premises security. The company is a member of the British Safety Council.

Sitensys can provide you with a full security solution for the surveillance and protection of personnel and property. We offer fully integrated electronic systems and manned guarding solutions. At the heart of Sitensys Security is our on site guarding services.Sitensys specialises in manned guarding utilising fully integrated electronic security solutions, closed circuit television surveillance (CCTV) and access control systems.

Sitewatch are consultants, installers and operators of automated fire and security systems. Services include CCTV, access systems, fire detection, security gates, remote management, biometrics, consultation, supply, installation & maintenance and project management. Whether clients' requirements are for stand-alone or fully integrated systems, Sitewatch can provide a tailored solution to every security requirement.

SleepTight Security specialises in installing, fault finding, commissioning and servicing electronic security system, including intruder and burglar alarms, CCTV, electric gates, fire alarm systems, access control.

Smart Access Ltd is part od the Guardian Security Group and is based in Marsh Barton, Exeter Devon. The company is one of the leading companies for the supply and installation of Modern Salto Access Control, CCTV and Car park Barrier technologies across the UK. Smart Access Ltd covers the Entire South of England including, London, Oxford, Basingstoke, Reading, Salisbury, Bournemouth, Southampton, Gosport, Portsmouth, Swindon and Bath.