Access & Lock is a NACOSS Recognised Firm. The company provide its clients with top quality security products, and with value for money maintenance arrangements for commercial, industrial and domestic security systems.

Active Security Group Ltd. designs and installs electronic security and safety systems for a wide range of commercial customers and local authorities, together with many others from the retail and residential sectors. It aims to provide a service to the customer that is of a demonstrably higher calibre than the competitors, in the Design, Installation and Maintenance of Electronic Security `systems in accordance with best professional practice.

Here at Aegis Integrated Security Limited specialises in security systems across Suffolk, Essex, Norfolk, Colchester and Cambridge. The company offers intruder alarms, fire alarm, CCTV, gates & automation, access control and barriers. Aegis Integrated's high profile clients include local councils, schools, water companies,and The Environment Agency.

Aeon Systems Limited is a privately owned company established in 1999. Its core business is the supply, installation and maintenance of electronic security systems. The company provide services to support the customers to maximise their quality security systems installation.

Based in the UK, AI Security specialises in the design, supply, installation, service and repair of all electronic security systems including CCTV, access control, door entry and intercom, automated gates, traffic barriers, intruder and fire protection. The company offers services to NHS hospitals and clinics, shopping centres, business parks, schools, commercial offices and other businesses etc. AI-Security is part of Vigilant Eagle Ltd.

BGE Digital offers electronic fire and security design and installations for the commercial and domestic markets. It is an independent company that works to NSI standards. BGE Digital upgrades or takes over existing systems to maintain a low level cost to clients, and also offer maintenance packages to suit each project.

CDI Services are a security systems installation company based in Epping, Essex. CDI Services provide service including specification, design, installation and support of intruder alarms, fire alarms, access systems, door entry systems, CCTV, TV & satellite, IRS & MATV, telephone data netwroks & door/gate automation systems for home or business, domestic or commercial premises.

Centra are an Electronic Security & FIA Fire Alarm Trained Systems Installers founded in 1990. Centra are experienced in the planning, installation and maintenance of Access Control, CCTV and all types of intrusion detection sensors and devices.

Communicate UK is a leading expert in the field of supply, installation, servicing and maintenance of fire alarm systems and complete home & business security systems for all types of applications in the Essex, Kent and London areas.

Formed in 1972 Electro Detectors manufacture and sell (through its network of distributors in the UK) advanced radio fire detection and alarm systems. It manufactures the most comprehensive range of wireless detection equipment available in the UK today.

Essential Security Systems Limited is one of the fastest growing installers of access control, CCTV systems, intruder alarms and fire alarms in the South East, both in residential and commercial premises. With over 45 years of knowledge and experience in the industry, Essential Security Systems Limited offer the highest level of skill and expertise in order to give their clients the best security products and solutions in the market.

Essex Security Services is a Loughton based security company. The company supplies, installs, and maintains security systems. Essex Security Services offer access control, CCTV systems, door entry systems, intruder alarms, call solutions, and fire solutions. Essex Security Services' clientele include public limited companies, education sector, NHS Trusts and prestigious commercial enterprises.

Frost Bros (Electrical) Contractors are an independent, family run business with a reputation for excellent standards and professional staff. The company undertakes all aspects of industrial and commercial design, procurement, installation, commissioning, testing, and maintenance of CCTV, fire alarms, intruder alarm, fire detection, public address systems, radio and TV systems, emergency lighting, security, and more.

GCS Alarms Ltd. provides installation services to a wide range of security products including security alarm, fire alarm, access control system, or a CCTV system etc. The company's service and installation vehicles carry the most up to date tools and equipment to deal with most situations. Located in Essex, GCS Alarms Ltd. have a fully equipped test and development workshop, dedicated to further improving its systems.

Based in Stanford-le-Hope, Hawkwell Alarms work throughout Essex and London, providing homeowners and commercial businesses with the very best in alarm and security system installations. The company's extensive range of alarm system services includes Wireless alarm systems, CCTV, System monitoring, access control, fire detection, and security lighting. Hawkwell Alarms have achieved accreditation from NSI NACOSS Gold Approved.

Hewes Security is a privately owned company that installs security systems for the corporate, small business and domestic environments and are approved by the National Security Inspectorate. The company's security services includes products like intruder alarms, fire security, CCTV, physical security etc. Located in Essex, Hewes Security maintains their high standards to this day.

Hyde-AV is an audio and visual company based in the south east England. With dedicated team of audio visual installers, Hyde AV caters to the general public, private and commercial premises. The company offers services for CCTV, security alarms, door entry systems, audiovisual, home automation, PA systems, structured cabling and more.

iSecurity can offer fully managed and monitored systems, linked via either BT Redcare to a central station alerting both key holders and local constabulary upon activation or via a standalone speech dialer that can call several phone numbers of your choice.

JMH Technology Limited has been providing multi-layered security systems to enterprise and business grade clients. Expertly installing smart access control, CCTV, intercom and video badge systems that do so much more than simply secure buildings and protect staff. Their world-class product range gives users total security from Salto to Lenel, S2, Paxton and Milestone.

MEC Security is committed to providing clients with an unrivalled security service. They are constantly adapted our methods and approaches to stay on the forefront of security, which ensures that your safety, assets and profile is never damaged. By choosing MEC Security, they are employing a firm, whose experience guarantees the pressure from any potential threats is completely alleviated.

Metro Security Centre is a NACOSS approved installer (NSI Gold) and provides designing and maintenance services of access control, CCTV, fire detection, ANPR, building management control etc. From a small house alarm, a complete business security package, or a fully integrated bespoke retail management system, the company have the expertise to cover home or business no matter the requirement.

A trusted supplier, installer and maintainer of a wide range of alarm and security systems for commercial use, Minerva Integrated Security Services is an NSI accredited company, with a proven track record in providing professional and knowledgeable advice, installation and maintenance of security systems.

MSS Alarms specialising in installing Intruder and Fire Alarms, CCTV and Door Entry/Access Control. The company provides home security, business security and monitoring systems to all its clients. MSS Alarms is a NACOSS approved company and are installed to the relevant British and European Standards and a NACOSS Code of Practice with each System randomly open to Inspection.

National Security Systems Group are security specialists and installation company. Based in Essex, the company provide every type of security system including burglar alarms, CCTV, and access control and door entry systems. National Security Systems help its clients choose the security systems and products alarm systems that provide the level of security needed and offer the best value.