Seen Services is a globally renowned provider of CCTV systems, access control systems, door entry systems, alarm systems, fire alarms, data networks, electrical components and TV & Satellite services. They provide security, electrical and communication systems for residential properties, industrial and commercial spaces.

Selec Systems is the leading specialists in retail security products & integrated systems. The company's loss prevention solutions are used by some of the top retailers in high streets & shopping centers throughout the UK. Selec Systems specializes in supply, installation & maintenance of CCTV & access control systems. The products range include security mirrors, loop alarms, fully integrated CCTV systems using latest digital technology, etc.

Senator Security Services Ltd: Established 1997; a leading provider of integrated security for the Facilities Management sector. Manned guarding, key holding, alarm response, mobile patrols, front-of-house, CCTV remote monitoring and car park management for shopping centers, void and occupied property, business premises and NHS / healthcare facilities.

Sentinel Systems supply, install and service a range of vehicle safety solutions including reversing radar, CCTV and award-winning cyclist protection systems ranging from RCVs and tippers to vans and buses.

Seren Fire & Security Solutions supply, install and maintain fire and security solutions, primarily in the South Wales area, including access control, gate and barrier automation, CCTV systems, intruder alarms, emergency lighting, fire systems, fire extinguishers and safety signage.

Serv Security specialize in the consultancy, design, supply, installation, commission, service, maintenance and technical support of technology based Security Solutions. The company offer full Fire, Security and IT Package throughout the UK. Serv Security supports smaller commercial and domestic clientele, to growing its capabilities to also encompass support for larger clients with specific needs and requirements.

With over 20 years experience in the burglar alarm, intruder alarm, home security / CCTV and door entry industry, SG security systems are an established business, offering home security and business security solutions to customers throughout the local area. The business is situated in Stretford (Manchester). SG cover most of Manchester areas including Stretford / Sale / Urmston / Chorlton / Altrincham / Hale / Bowdon / Didsbury / Flixton.

SGD Security Ltd is a well established independent security company operating out of South Wales offering a National Service. SGD Security Ltd can design, install, commission and maintain intruder alarm systems, intruder alarm systems with 24 hour monitoring, digital CCTV, CCTV with 24 hour monitoring, IP CCTV, thermal imaging CCTV, access control, vehicle gate and barrier access control, networked multisite access control, etc.

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 organizations 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.

Sibylline is a leading strategic risk consultancy delivering timely, accurate, relevant and actionable intelligence; tailored to increase organizational resilience and decision advantage. They support businesses, governments and NGOs through the provision of high-quality risk analysis and due diligence services.

The Building Technologies Division is a leading provider of automation technologies and services for commercial, industrial and public buildings and infrastructures across their entire lifecycle. As a technology partner, consultant, service provider, system integrator and product supplier, Building Technologies offers fire safety, security, building automation, heating, ventilation and air conditioning (HVAC) as well as energy management.

Siemens Mobility combines innovation with responsibility to deliver technologically advanced solutions ensuring journeys are punctual, comfortable and safe. Their technologies and solutions are deployed in commuter/regional trains, rail automation, high speed/intercity trains and railway electrification projects.

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.

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.

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.

Six Degrees Group is a cloud-led managed service provider. It works as a collaborative technology partner to businesses making a digital transition. Always placing clients at the heart of its strategy, Six Degrees’ passionate teams combine technical expertise and deep sector-specific knowledge to innovate, craft, and manage the right solutions to power their businesses.

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.

Smart Integrated Solutions Ltd provide dynamic support and design / installation for Security / Integrated Facilities Solutions, with substantial experience in a variety of vertical markets and sectors. Further services include consultancy and TFM innovation for Facilities Management Companies. These solutions include CCTV, ANPR, Access Control, Security Systems and Integrated software platforms, to provide centralisation to clients of systems

Smarter Technologies tracks, monitors and recovers assets across the globe in real time, providing asset tracking systems to the open market and fulfilling the world’s most complex asset tracking requirements.