Nexus Fire & Security Ltd is specialist in all aspects of electronic fire and security, from simple CCTV systems, reporting to your smartphone or notebook, to fully functional cameras monitored remotely by the 24-hour manned central station, fire alarms designed for early detection to save lives and property, intruder alarms to help prevent unauthorized entry and access control systems designed to ensure entry is only by authorized staff.

Ninehundred Communications specialises in the hire, sale and lease purchase of CCTV from market leading manufacturers such as Axis, Panasonic, Sony, Vivotek, Bosch, Dedicated Micros and Xtralis. Its products include two way radio systems, corporate mobile phones, mobile data and email solutions, vehicle and asset tracking systems.

North AVS based out of Camberley, in the United Kingdom (UK), is part of the Investigation and Security Services Industry. They have 42 employees at their primary location and generate revenues of US$ 6.46 million in sales (USD) on average per year.

North London Fire & Security Systems Ltd provides specialist services in the design, installation & maintenance of Intruder & Fire Alarm Systems, CCTV, Door Access & Automated Barrier/Gates, extinguisher and ememrgency lighting systems. Based in London, the company is an NSI NACOSS Gold approved installer, and holds a certificate of quality assurance meeting the requirements of BS EN ISO 9001:2000.

Northern Security Alarms has been installing and maintaining security systems including CCTV systems, access control, fire alarms, and nurse call systems etc. The company have been protecting homes and businesses throughout the Highlands & Islands and Grampian regions of Scotland. Northern Security Alarms have established ourselves as one of the major players in the fire and security industry.

Northumberland Media Centre provides tailor-made security solutions for customers in each sector and specialises in the design, installation and support of security systems. NMC installs CCTV and burglar alarm systems in homes and businesses.

Nova Alarm Ltd specialises in installation and maintenance of security systems such as CCTV, fire detection systems, access control, remote signaling, and Burglar alarms etc. The company mainly provides installation services to the local government and domestic clients. As an NSI (NACOSS) Gold Approved Company, Nova Alarm Ltd adhere to the latest European Standards.

NSP Security is a leading multinational provider of access Control and security systems. The NSP brand is synonymous for providing outstanding service, and is trusted to provide intelligent locking and security solutions to the student accommodation, hotel, hostel and commercial sectors.

NUTEC SECURITY SYSTEMS LTD has been manufacturing and installing CCTV, access control systems, detection systems, and home alarms etc. The company has been providing its security systems to Schools, Health and Local Authorities and corporate companies both large and small. NUTEC SECURITY SYSTEMS LTD installs and maintains to current European Standard PD6662.

NW Systems Group is a specialist company in IP video and security, offering system integration, hosted video solutions and IP video supplies through the leading IP camera store network webcams.

Oakpark Alarms specialises in installation and maintenance of of access control, CCTV, fire alarms etc. The company offers services both commercial and domestic locations. Oakpark Alarms cover all areas of Dorset, Hampshire, Berkshire, West Sussex and Wiltshire as well as providing commercial systems over a wider area still. The company ability to certify installations resultant from their membership of the SSAIB and BAFE approval.

Oakpark Alarms Security Services Ltd specialize in the Design, Supply, Installation,Service and Maintenance of Intruder Alarms, CCTV, Door Access, Fire Alarms, Emergency Lighting, Fire Extinguishers, Fire Suppression Systems and Automated Gates, Barriers and Bollards, Perimeter Security and Fencing. Based in Winslow, the company work varies from garden sheds to Hotels.

Oaks CCTV Limited designs, install, and maintains specialist CCTV solutions for industrial, commercial and domestic properties throughout Norfolk, Suffolk, Cambridgeshire and East Anglia. The company was established in 1996. Oaks CCTV also conducts on-site surveys to determine how to best match the customer's needs with the latest range of CCTV technologies available.

Obsidian Security is a leading supplier and installer of electronic security systems and fire alarm systems to commercial and industrial premises and public buildings such as schools and hospitals.

OCS Security Services specilaises in manufacturing and installing CCTV, alarms systems, access control systems. The company also provide a fully integrated electronic systems and manned guarding solution under a single management structure. Based in Crawley, OCS Security Services provide a full security solution to offer security surveillance and protection of personnel and property.

Octagon Ltd offers installation and maintenance services of security systems such as CCTV, alarms systems, door entry, access control, perimeter security, and security lights etc. Based in Greater London, the company's team is highly skilled and is equipped to provide an efficient and quick service. Octagon Ltd brand is instantly identifiable and trusted.

Having worked for a number of years in the security systems industry, Oliver Law works with the aim of providing high quality, reliable and professional security services for a wide range of commercial and industrial establishments.