Smye-Rumsby is a service-orientated 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.

So Secure provides high quality home security, selected from the latest technologies for security applications in residential, commercial and industrial premises. Working across Kent, Sussex, Surrey and London, the company specialises in the design, installation and maintenance of effective security systems.

Sonic Security (UK) Ltd have been creating and supplying security systems for over 35 years. The company installs and maintains CCTV systems, security locks and much more. Sonic Security (UK) provides everything from specialist CCTV systems, to security fogging to immobilise intruders.

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 authorised people, while also denying entry to unwanted visitors. It also designs and installs camera surveillance with Remote Video Receiving Centre (RVRC) facilities to meet requirements for loss & risk management control.

Sound and Visual Systems Ltd can assist with all types of electronic security for commercial, public service and residential clients in and around the Devon and South West area.

For over 30 years, South East Security has specialised in the installation and maintenance of intruder alarms, CCTV, access control, fire alarms and also provides full Fire Safety and Locksmith services. The company is NACOSS Gold and UKAS Product and Quality accredited by the National Security Inspectorate for Alarms, CCTV and Access Control and are audited twice a year to maintain these credentials.

Established for over 20 years,Southern Electrical Services Ltd is an independently owned and managed electrical installation and intruder alarm company. Based in Gerrards Cross, the company specialises in large high specification domestic installations and refurbishments. Southern Electrical Services Ltd carries out regular commercial installations, planned maintenance and testing & inspection work in the City and Home Counties.

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 Security Services Ltd is a security systems installer in the UK. The company provides intruder alarms, CCTV systems, access control systems, fire alarm systems and automated gates and doors to health authorities, schools and colleges, and residential installations.

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.

Established in 1991, Sovereign Security Services Ltd. is an accredited CERTIFIED SECURITY AGENCY by the Security Association Singapore and endorsed by the Security Industry Regulatory Department (SIRD), Singapore Police Force. The company renders following services to its clients, Security Guard Service, Trained Guard Dogs with trained handlers, Security Alarm Systems & Planning and Advisory Services and Private Investigations.

Space CCTV design quality, cost effective Security Solutions for Homes and Businesses throughout the North West.

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.

Special Purpose Electronics Ltd. has the expertise to provide a large range of systems including intruder warning systems with monitoring facilities, access control, door entry systems, closed circuit television (CCTV), security management systems and perimeter fence alarms. The company offers full range of services to both commercial and domestic applications.

Specialist Alarm Services Limited specialises in providing electronic solutions to security and convenience concerns in health care industries around the world. The company has designed, manufactured and installed Nurse Call and Staff Attack Systems at sensible prices for nearly 25 years. Its current customer base includes international and UK private sector clients as well as a host of NHS Trusts and Government Agencies.

Established in 1993 Spectre is a market leading independent provider of electronic security solutions. Typical projects include schools, colleges & leisure sites to large industrial and retail developments locally and nationally. The company's solutions include integrated management systems CCTV access control security grilles electric gates electronic barriers perimeter sences foggers asset tracking personal attack systems.

Being in the business for over 27 years, Spy Alarms Ltd has been installing security systems in the South East. The company has more than 17,500 customers – both domestic and commercial – throughout London, Kent and the Home Counties. Certified by the security industry governing body NSI to Gold Installer Standard, Spy Alarms consistently gains the Metropolitan Police ‘Alarm Performance Award’ (Gold).