M & E Alarms (Barnstaple) Ltd design and installs security systems such as Access Control, Electric Gates, Wireless Equipment, External Beam Alarms to list just a few. The company provide a comprehensive and professional fire and security service to the Homes and Businesses in the South West. M & E Alarms have worked closely with local authorities, maintaining fire and security systems in many schools, hospitals and council buildings.

M.A.C. Security Solutions are specialists in CCTV, Alarm and Security Systems.

M.J. Quinn Integrated Services Ltd provide design, installation and maintenance of telecoms, mechanical, electrical, fire detection and suppression systems, LED Lighting, Air Cooling and building services. The company's clients base include transport, retail, commerce, public services, education and hospitality. Based in Liverpool, M.J. Quinn provides tailor-made solutions on both fire protection and detection systems to major companies.

M.P. Alarms (Fire & Security) Ltd are into supplying and installing alarm systems, CCTV, access control systems, and fire alarms. The company's professional team of dedicated managers, supervisors and security Officers provide effective and efficient security services 24 hours a day. M.P. Alarms is continually inspected to ensure continually provide a high standard of work in the office and on site.

Magnet Schultz Ltd. is a leader in the design and development of special-purpose electric locking & holding mechanisms and bespoke electromagnet assemblies for a broad range of demanding applications. They offer a unique total service that extends from concept to prototype to production, all backed by a proven reputation for quality and on-time delivery.

Magnox Ltd, the management and operations contractor, are responsible for the safe and secure clean-up of 12 nuclear sites and operation of one hydro-electric plant. The company is responsible for electricity generation at Maentwrog, defuelling at Wylfa and the decommissioning of Berkeley, Bradwell, Chapelcross, Dungeness A, Harwell, Hinkley Point A, Hunterston A, Oldbury, Sizewell A, Trawsfynydd and Winfrith, in the United Kingdom.

Magpie Security Ltd is a UK-based private security and training company providing bespoke solutions including effective static guarding, close protection, retail and site protection, front of house, mobile response, CCTV, loss prevention, access control, special events, and parking enforcement (PCN’s).

Maintel is a trusted provider of cloud communications and managed services helping customers in both public and private sectors improve their business through digital transformation. It is focused on delivering outcomes, not technology. It partners with some of the world’s leading technology companies and wrap-around the skills and services from professional and managed services teams, to help customers achieve their goals.

Malthouse Security Ltd. provides installation, maintenance and service of: Intruder alarms conventional wired and radio wire free Access control security systems Biometric, swipe card and key ring tokens Door entry video and audio systems from 1 way to larger systems in large number dwelling propertys Closed Circuit TV Warden Call and Nurse Call telecare community alarms Fire alarms and fire extinguishers

Maple are a solutions led company, designing, manufacturing and installing safety and security applications for the logistics industry. The UK based company provides vehicle alarm, immobilisers, access control solutions, locking solutions, CCTV, vehicle surveillance for commercial vehicle asset security.

MAQ Solutions is an established and approved security firm with expertise covering business and personal clients. They provide high quality and reliable services to their clients with special interest in Manned Guarding Security provision.

MARCH delivers critical engineering services to support some of the UK’s pioneering brands. With a network of 24 offices and service centres across the UK, it specialises in managing complex, regulated environments, using technology to address the biggest challenges its customers and their industries face.

Marine AI is a software engineering firm, specializing in edge-based sensor-driven cognitive artificial intelligence (AI) to deliver safety-critical marine autonomy. With decades of experience in manned and unmanned marine vehicle design, manufacture and operations, coupled with vast experience in automation and autonomous systems software architecture and computer vision expertise, Marine AI has created Guardian cognitive AI control system.

MARITZ SECURITY mixes all unique security services with one goal and thats to save money. Maritz Security is a UK based company based in London. Some of the security services it offers are: reception security, close protection security, retail security, construction security, set security and guard dogs. All these services are offered to the private and public sectors.

Mark Two Technology offers a range of specialist electrical installations. All systems are designed to suit the customers requirement and installed to the highest standards.

Market Research Society (MRS) is a pioneer research association. For all those who need, use, generate or interpret the evidence essential to making good decisions for commercial and public policy. MRS is dedicated to the support, promotion and enrichment of the research and business world.

From initial design, supply and installation, through to ongoing maintenance and monitoring, they maintain the capability to help prevent, detect and monitor the fire and security risks.

Established since 1992, Marpol Security provides a range of security services across the UK, tailor-made to meet individual client demands.

Marriott Security are system integrators and installer that tailor security systems according to its clients needs, with high quality access control systems, CCTV, automated barriers and intruder alarms. Based in Peterborough, as a SSAIB certified installers, the company gives its customers the most professional service possible.

Marshalls PLC is UK’s leading hard landscaping manufacturer, specializing in intelligent street furniture. The company stocks a huge range of bollards for deterrence, segregation, demarcation, perimeter protection, anti-ram and counter terrorism.

Martin Roberts is an established provider of premium architectural steel doorsets, and project management services. Widely installed throughout London, Martin Roberts doorsets are located in commercial skyscrapers, luxury accommodation, transport hubs, and high value retail complexes.

Master Alarms Ltd install, service and monitor security systems including smoke and heat sensors, CCTV, access control, and intruder alarms. Based in Kent, the company clients includes builders, working on new homes and apartments. Master Alarms are NACOSS approved and also deal with larger commercial enterprises including Ministry of Defense, Hospitals, Schools, & Universities.

Mastiff supplies and installs access control systems, CCTV, ID cards, monitoring systems and time & attendance systems across the United Kingdom. Based in Hampshire, the company have a UK wide customer base including large multi-national corporations, schools, hospitals and private businesses. Mastiff to provide security solutions, along with a full engineering back-up team for maintenance and system enhancements.