Smart Security Services Ltd is an SSAIB-approved company for the Design, Installation & Maintenance of both Intruder & CCTV Systems.

SME CCTV provides security solutions for London, Kent, Essex, Middlesex, Buckinghamshire, Hertfordshire, Berkshire, Sussex and Surrey.

Smye-Rumsby is a service-oriented company, offering equipment sales and a full, twenty-four-hour repair maintenance service, providing procurement and maintenance services to users of marine navigational equipment, including shore-based radar and radio communications. They also install, monitor and maintain CCTV systems along with a complete service for PA systems.

Sonic Security offers integrated security systems, access control, CCTV surveillance, as well as fire & intruder alarm systems. Sonic Security's access control and vehicle barrier entry systems allow the free flow of authorized people, while also denying entry to unwanted visitors. It also designs and installs camera surveillance with Remote Video Receiving Center (RVRC) facilities to meet requirements for loss & risk management control.

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 Monitoring Services Ltd is an independent Alarm Receiving Center and Remote Video Response Center in the UK and has achieved the first NSI Quality Assurance ISO 9002 certificate. The company offers services such as security system monitoring, remote video monitoring, out-of-hours service co-ordination, lone worker monitoring, fire alarm monitoring, facilities & bespoke monitoring, as well as assisted living & telecare monitoring.

Sovereign-SIS was estalished in 2009 bringing together leading operatives in the field of security, intelligence and investigations, in order to provide a truly comprehensive professionl service to meet the needs of customers.

SPARC Fire & Security was set up in 2013 to primarily design, install, and service fire and security systems. The company soon gained a reputation in the field of fire detection and security, for the quality workmanship in diverse applications in industry and commerce. With staff having experience of over 30 years in these disciplines, SPARC Fire & Security’s staff have been involved with the design, installation servicing of fire detection.

Established in 2013, the company has grown to be one of the best-known and respected independent specialist fire and security providers working with and for a wide range of commercial, industrial, hospitality, private, public, and residential customers and has quickly earned a reputation for delivering tailored solutions for clients along with first class service.

Spetsnaz Security International Limited provides professional close protection, bodyguard services, executive protection, and tailored security solutions for private clients, corporate clients, VIPs, and high-profile individuals. Established in 2016, the company provides professional CCTV camera installation, rental systems, 24/7 monitoring.

SPS Security is a privately owned security and support services company that provides coverage primarily throughout the North of England. The company has established a reputation for excellence, value and customer care and in April 2006 achieved accreditation as an SIA Approved contractor of security services.

SpyCameraCCTV.com is a leading online retailer for spy gadgets, security cameras and CCTV equipment. It aims to dispel the myth that CCTV has to be expensive, and teaming that with its free expert technical support it can offer the support customers need. SpyCameraCCTV.com offers a huge range of products with something for everything whether a customer is seeking a security camera for their home, business or a professional CCTV system.

At SR Fire & Security Ltd, they specialise in the design, installation, commissioning and maintenance of all systems within the fire and security industry. They serve both residential and commercial sectors in Donaghadee, Bangor, Holywood, Belfast, Lisburn, Crumlin, Newtownabbey, Carrickfergus, Ballyclare, Antrim, Larne, Downpatrick, Ballynahinch and Dromore.

SSE Renewables is a major developer and operator of renewable energy generation, headquartered in the UK and Ireland, with a growing presence internationally. They are committed to delivering the green energy the world needs now and in the future. Part of the SSE plc group, they have an operational portfolio of around 4GW of onshore wind, offshore wind and hydro generation, with a secured future project pipeline of over 15GW in development

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.

STEMMER IMAGING is one of Europe's largest imaging technology provider with head office in Germany. STEMMER's product range includes various lighting technologies, high quality lenses for general purpose, wide range of area scan and line scan cameras, extensive selection of tested analog & digital cables & plug-in connectors for any interface, softwares & large range of accessories such as housings, mounting brackets etc.

STM Security Group (UK) Ltd is a UK based security company and an experienced supplier of manned security solutions and customer service staff, fully supported by leading edge technology. STM is a prominent supplier in the provision of security services with a wide range of customers in different industries. The company specializes in manned guarding, control room, mobile response, CCTV, SIA Security Guard training, etc.

Strings Security Limited is a buyer's guide offering products and services to the Security Industry. The company provide information on companies who provide the products and services its clients need ranging from Access Control Systems to X-Ray Screening and everything inbetween. Based in Europe and Middle East, Strings Security enables quick and easy search for suppliers, products and services for the Security Industry.

StrongBox Security Systesms is an SSAIB accredited, insurance approved company who both supply and install monitored burglar alarm systems connected to a dedicated 24hr monitoring station. The company designs and installs bespoke security systems for both the modern home and business premises. Specializing in intruder alarms, CCTV, access control, active fire systems, gate automation and lock smithing.

StrongGuard Security UK is an accredited, multi-faceted and award-winning national security and risk management provider, specialising in Manned Guarding, Monitoring & Response and Risk Services & Consultancy.

Sum Security an independent SSAIB Registered company based East Sussex providing installation, maintenance, repair and monitoring of high quality burglar alarms, CCTV systems, police monitored intruder alarms, access control and maintenance for home and business properties throughout the South East covering forest row, East Sussex, Kent, Surry and East Sussex.

SRI is made up of individuals who possess the ability to remember 80% of the faces they have ever seen and it’s thought that only 1-2% of the population share this trait. SRI’s personnel come from a diverse range of backgrounds, including ex-law enforcement, military and more, and they use these talents to review CCTV footage to aid in both private and police investigations.

Established in Tunbridge Wells in 1978, Swift Alarms Supplies Ltd. is one of the UK’s largest and most successful fire and security installation and maintenance organizations. The company provides a fully integrated, nationwide installation and maintenance service to its customers across the complete spectrum of fire and security products.

SWL Security Services is a security service provider with extensive experience of working with home office and the police on various assignments. The company offers manned guarding, retail security, CCTV installation and monitoring services. SWL also offer alarm response and key holding services for businesses.

Sword Services was founded in 1990 by Lawrence Sword and has established itself as a major player in the field of industrial electronic security solutions and gained a reputation for exceptional service and delivery. The success of Sword Services can be put down to a number of factors, not least the tight-knit team of industry experts and technicians assembled within what remains a family-run business.

Developed in conjunction with recognized experts Symbiotics Ltd., provides a fully accredited CCTV Training Course for Investigators which engenders confidence. Advancements in investigation and forensic techniques have led to increased reliance on CCTV evidence. As leading specialists in Human Performance Symbiotics Ltd., was approached by the Home Office to design an accredited CCTV Training course for investigators.