‘SQR group’ is one of the leading companies in the Global market providing a broad spectrum of security solutions, consultation services and the implementation of security plans based on thorough risk assessments and threat evaluations. Security, Quality and Reliability are the foundations of the company and they are what distinguishes ‘SQR group’ from other companies in the UK market in particular, and the Global market as a whole.

Square Box Systems Limited is a UK software company, specializing in workflow management tools for the global film and broadcast industry. It is the developer of the Queen's Award winning suite of CatDV media asset management tools.

Squire is a pioneer of top-selling security products for the home, for work and on the move. With a 235-year heritage as an independent family-owned British lock manufacturer, they are uncompromising in their commitment to innovation, service and performance. They offer one of the most comprehensive padlock ranges made to World Class standards, continuing the tradition of making high-quality products to meet ever-evolving security needs.

Squire Alarms have been providing alarms & security solutions since 1981. Based in the Leicester, the company are experts in providing high quality installations of security systems to both residential and business premises. Squire Alarms' solutions conform to British Standards, and local Police policies and are NSI approved.

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.

Door Entry Direct has over 25 years experience in door entry intercom systems. Door Entry Direct manufactures their own range of products. Door Entry Direct manufactures products like access control, door entry, electrical locking, gate automation etc.

As a specialist Certification Body, SSAIB holds wide scope of accreditation within the specialist fields of security services, electronic security and fire systems, Telecare services, monitoring, guarding services, and fire risk assessment. The objective is to provide comprehensive range of certification services within these specialist sectors. SSAIB's goal is to promote high standards of service within security and fire communities.

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

SSEN Transmission plays a critical role in the transition to a low carbon future, developing, building, maintaining and operating a network for net zero.

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.

StadiumTM is a UK based company that provides traffic management, stewarding, security and training services to national and international events. StadiumTM specializes in protecting crowded spaces with the aid of hostile vehicle mitigation barriers. The company also offers training and facility management solutions.

Stamford Security Services Limited is a security manned guarding service provider company covering Bracknell and allover United Kingdom. The company entered the security market with the intention of gaining a strong position through their extensive knowledge and quality services. They take great satisfaction from meeting the requirements of their clients, which has allowed them to ensure the continual growth of the company.

Standard Security Services Ltd installs intruder Alarms and CCTV systems in the North East of England from the Scottish borders into Durham. Being a member of N.A.C.O.S.S., the company installs all alarms, from domestic household or commercial to the highest standards.

Established in 1992, State Digital Security Ltd. installs security alarms in the home and security systems for business premises. The company is headquartered in Cranleigh, Surrey and its services cover London, the Home Counties and the South of England.

Status Alarms Limited is a fully approved NSI GOLD MEMBER for intruder alarms, closed circuit television and door access control installations. The company has installed and maintained all types of security from a single circuit garden shed to residential homes, public buildings, schools, colleges, universities, police stations, fire stations, hotels, leisure complexes, museums and art galleries. Status Alarms has over 7,500 clients locally.

Incorporated in 2001, Status Security Systems specialize in the design, installation and maintenance of all aspects of electronic security equipment in the domestic, commercial and industrial markets.

Safe Apps Ltd (StaySafe) provide a lone worker safety solution for business customers and a personal safety application for the consumer market. StaySafe Business offers lone worker protection. It is a safety app that can track the location of lone workers in real-time and enable them to check-in safely after appointments, meetings and lone working sessions, whilst employers have full visibility through a secure, online hub.

Established for over twenty years, the Steadfast Group Ltd is a leading provider of security systems and services throughout County Durham, North East England. The company has expertise across a diverse range of industry sectors and provide both security systems and services from manned guarding and mobile patrols to CCTV installations and remote monitoring.