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.

Sensor Access provides cutting edge solutions in every aspect of Access Control. They are an agile, forward thinking, organization with over 10,000 customers worldwide depending on them to secure their businesses. They ensure you receive a solution that's tailor made for your needs. They bring you trusted products and the latest technologies in access control, supporting all of their customers with comprehensive technical support.

Sensor Access are specialists in access control solutions, offering the most diverse range of security management platforms on the market ensuring that customer demands are always met. We are the only company to offer entry level, mid range and enterprise solutions for software based, web based and web hosted access control, time and attendance and alarm management systems.

Sensormatic is a brand of Tyco Retail Solutions. Its products like Electronic Article Surveillance (EAS), source tagging, traffic counting and inventory intelligence solutions reduces loss, improve store operations & enhances the shopper experience. Sensormatic Traffic hardware solutions are a vital part of maximising a store’s performance and increasing profits. Sensormatic's brand Loss Prevention provides optimal merchandise protection.

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.

Servest security services takes a professional and efficient approach, providing a secure environment whilst still preserving personal freedoms. We consider the impact that the delivery of our commercial security services has on employee welfare. We are also acutely aware of the effects security has on customer and visitor satisfaction, and public safety.

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.

Security and Fire Excellence Award Winner and ACS Champion, SecuriGroup, the parent company of SGL, is a provider of security services throughout the UK. They bring together some of the best staff in the industry with unparalleled national resilience to deliver innovative security solutions.

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.

Shield Asset Security Ltd is a long standing and trusted security guard hire and security services company. With many years experience in the industry Shield is your first choice for all of your security needs.

With headquarters in the UK and offices and facilities throughout Europe and North America, Shield is a pioneer in providing advanced solutions for telecom operators, via equipment, services and software. They develop and implement solutions that reduce costs, improve returns, create more efficient processes and ensure the highest standards of environmental care.

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.

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.

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.

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.

Silicon Safe Ltd is a UK cyber security company that develops impenetrable network storage solutions in hardware, which prevent bulk data theft of secrets during a cyber-attack. The patent-pending ‘no-read’ technology isolates secrets at the hardware level – they can be stored and checked for accuracy, but it is impossible to steal them over connections to the appliance.