SecuriGroup is one of the UK’s leading security companies providing a wide range of security services including manned guarding, retail security, key holding, systems and event security. SecuriGroup Services Limited holds SIA approved contractor status for the provision of Door Supervision, Security Guarding, CCTV, Close Protection and Key Holding.

Securiscape provides regional and national governments with counter-terror and counter surveillance solutions. The company's portfolio includes barrier planters, steel security bollards, security steel furniture, and manual rise/fall blockout kerbs for vehicle disabling and stopping.

Originally founded in Bristol, UK, SECURIST began with an experienced team of individuals with a wide range of backgrounds from within the security industry. Over the course of their time as one of the leading security companies and establishments, they have built up a large client base with many contracts specialising in manned guarding and event security at the very core of their operations in the South West.

Security Alert is a Midlands based company in Derby which formed in 1997. They are a privately owned British security and risk management company with substantial experience within the security industry.

SecuroTech's Revolutionary new outdoor security system reduces false alerts by more than 95%, saving time and money. Blue-Fox sets a new worldwide standard for external alarms. The first truly effective outdoor alarm has arrived. The system’s patent-pending CPU and dual detectors per zone are able to identify and disregard false alarm activity.

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.

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 centres, 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.

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.

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.

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.

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.

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.

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.

Smart Grid Forums Ltd. are an independent conference production company serving the smart grid technical community. They monitor the market, conduct depth interviews with technical decision makers, and translate this into techno-commercial conferences that empower participants to accelerate their implementation plans and deliver exceptional results to their organisations.

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

Social Enterprise UK are the global authority on social enterprise and are also the biggest network of social enterprises in the United Kingdom. They are a strategic partner to government departments and have led public policy on social enterprise. They have unrivalled business relationships working with some of the biggest companies in the UK to support social enterprise through their supply chains, people and networks.

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.