Lifeline Alarm Systems Ltd specialises in the design, installation and maintenance of Electronic Fire & Security Systems for domestic, residential, private sector, and heritage sites. The company haven gained NACOSS for Intruder Alarm Systems and maintained high levels of achievement in these approvals ever since. Lifeline Alarm strive hard to provide leading edge technology to all its clients.

Limitless Security specialise in security systems, fire alarm systems and man guarding services for business premises and homes. The company provides reputable, qualified security personnel for all purposes, from event staff and stewards to door security and personal protection. Limitless Security also offers professional intruder alarm system installations and maintenance contracts for both homes and businesses.

Lincoln Security has expanded to become one of the UK's most respected security solution providers. The company protects some of the most critical national infrastructure sites in the UK with its security systems including access control, CCTV, alarms systems, and key cutting services etc. Located on the Lincoln’s high street, Lincoln Security offer selection of products to installation and long-term maintenance.

Link CCTV Systems now design, install and maintain premium integrated security systems for some of Europe’s biggest corporations and groups on over 450 sites nationally. Link currently maintain a range of systems from large schools and universities to government and corporate offices, retail parks, haulage depots and high-profile shopping centres

LMN Software Corp. (LMN) are the developers of EdgeSentry that offers the security industry the simplest, most cost-effective tool to monitor networks for intrusions, anomalies and failures. EdgeSentry ES100 is a network appliance that learns the normal operation of the network, monitors the network for changes and notifies the network owner of a problem.

Lodge Service have years of experience in the security industry to deliver intelligent, data-enabled security solutions for optimum protection of people, property, business operations and profits. Based in London, the company services include remote monitoring, incident management systems, guarding, detection and security integration etc.

Logipix Ltd. is a Hungarian high-end multi megapixel security surveillance camera manufacturer and developer of NVR network video recorders, VMS video management software and VCA video content analysis solutions. With the 20 MP at 20 fps high end camera, Logipix is in the top 3 high end manufacturers in the world and all of the product design, development and manufacturing 100% made in Hungary.

Longcross Security Ltd provides security installations, maintenance, and design that allow for maximum flexibility enabling to integrate CCTV with other security systems such as access control, intruder alarms, fire alarms, EAS tagging and ANPR systems. The company is NSI (NACOSS) Gold accredited. Based in Surrey, Longcross Security is dedicated to identifying and undertaking activities which go above and beyond compliance.

Longmore Electronics provides supply, design and installs security systems including CCTV, access control, intruder alarms etc. The company provides both domestic and commercial security solutions. Longmore Electronics also offer 24 hour call outs for emergencies and cover most of Northern Ireland.

Luxsecurity Luxembourg SA provides high-tech solutions, including security and long-lasting and efficient alarm systems, specially designed for residential and commercial applications. Services provided include alarm systems, security systems, video surveillance, CCTV, access control, fire extinguishers, intercom systems, robots, security lighting, gas detection and fire detection systems.

UK's Lyrico Systems design, install, commission, maintain, and monitor CCTV, fire alarms, access, intruder alarms, and intercom systems for wide range of clients including local authorities, shopping centres, schools, hospitals, and commercial businesses. Lyrico's network of engineers are based across the UK to offer a nationwide coverage and are dedicated to delivering exceptional customer service.

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.

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

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 Defence, Hospitals, Schools, & Universities.

Mastermind Security Solutions provide and install the most advanced and up-to-date innovations in CCTV, Video Intercom, Access Control and Intruder Alarm. We also do repairs and maintenance for our clients. They are committed to fostering good relationships with the customers by gaining a thorough understanding of their physical security requirements and providing them with the skilled and high-quality services that they deserve.

Matrix Fire & Security offers a complete range of fire and security systems for domestic and commercial customers. The team can install and maintain CCTV, access control systems and perimeter protection. It also offer perimeter security products, such as buried sensors, fence & wall mounted sensors, radar systems, microwave zoning systems and security management systems.

Maximum Protection Services Ltd install professional, secure CCTV solutions, access control systems, and intruder alarms etc. From large industrial sites, to small businesses, Maximum Protection Services' engineers are devoted to building the perfect security solution for all its customers. MPS are an N.S.I. GOLD Accredited Installer and at the forefront of the next generation of IP based technologies.

Mayfair Security specialises in installing and maintaining security systems including CCTV systems, access control, and intruder alarms systems etc. The company provide bespoke security solutions for its customers across all business sectors. Based in Adelaide House, Mayfair Security provide complete fire safety solutions for businesses, commercial and public sector clients.

Mayson Security System installs, maintains and repairs all types of electronic security from Intruder alarms to CCTV and door intercoms, from bells only alarms to police calling systems linked to a 24 hour monitoring station.

Based in Lisnaskea, McElwaine Security supply, install and maintain security system including intruder alarms, CCTV, access control and fire alarms. The company provides a superior level of security, particularly in isolated or rural premises. McElwaine Security service has been successful in increasing the feeling of security in urban spaces as part of an overall community safety strategy.