The National Security Inspectorate is the specialist approvals and certification body that inspects companies providing home security, business security, and fire safety services. Choosing an NSI approved company ensures that the contractor you select works to the highest recognised industry standards as demanded by the police, fire and rescue services, and insurance industry.

Net-Ctrl has been established for over 10 years and in this time has built on its expertise in Network Security, Physical Security, Storage, Backup and Wireless Solutions. From the outset Net-Ctrl has advised, designed, developed, installed and supported hundreds of clients from various backgrounds ranging in size, requirement and budget.

Netasq is one of the leading European network security vendors with more than 75,000 appliances sold to date via a distribution channel of more than 750 partners in 40 countries

NETAVIS Software GmbH is a pioneer in server-based IP video surveillance and provides high performing video management for various industry sectors since more than 10 years. In over 8,500 installations with more than 100,000 sold licenses, project sizes range from 1 to 10,000 cameras. NETAVIS delivers its products and services through solution partners and distributors, focusing on Europe and the Middle East with some activities in Asia.

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 unauthorised entry and access control systems designed to ensure entry is only by authorised staff.

Nexus Security Solutions Ltd is a UK-based security systems integrator delivering advanced, tailored solutions across the UK and EMEA. Headquartered in Penn Street, Bucks, Nexus specializes in designing, implementing, and managing integrated security systems for organizations that demand reliability, scalability, and innovation.

Niscayah offers complete security solutions in 17 countries for customers with high demands for security and efficient solutions. Prioritised market segments are bank and financial institutions, retail, transport and logistics, health care, defense and industry. The offering is supported by modern technology within for example, access control, video surveillance, intrusion prevention and fire alarm systems.

NIVID Biometrics is a UK Based company having offices in India and UK. The company offers a wide range of biometric products and solutions with a wide spectrum of functionality, interoperability and scope for customisation. Nivid Biometrics is a part of Nivid Technology Solutions

NM Fire and Security Systems Ltd. offers comprehensive range of systems for residential & commercial use like intruder alarms, CCTV systems, automated gates, access control systems and fire alarm systems. NM Fire and Security Systems' have a highly qualified staff to assist the clients. NM Fire and Security Systems specialises in the design and installation of intruder alarm systems from hardwired to wireless systems.

nmcn plc - Asset Security, provide end to end physical and electronic security services. Turnkey services included security consultancy and advice, system design, installation, integration, commissioning, testing and maintenance. ‘Full Asset Life-cycle Thinking’ across all projects, in all secure environments. Provider of temporary security solutions via our fleet of specialist surveillance equipment to protect remote sites.

NorAlarm is one of the most innovative and future-oriented suppliers of security systems and operational services to the professional market in Norway. The company's product portfolio includes burglar alarms, fire alarms, live cameras and elevator alarms etc. NorAlarm customers represent a broad cross section of leading brands from both the private, professional and public sectors.

Norbain is one of the largest and most successful distributors in Europe solutions for CCTV, access control, intruder and fire detection. From offices in Breda (NL) and Aartselaar(B) Norbain serves the security market in the Benelux.

Nordic Semiconductor manufacturers ultra-low power (ULP) wireless chips that can run for a long time from small power sources, like watch batteries. They provide class-leading levels of wireless performance and sophistication at a price that enables the company's chips to be used in even the most cost-sensitive consumer products. Thus, Nordic's chips are found in products such as wireless PC peripherals, gaming controllers, sports sensors etc.

Through research and design, Northwood Technology Ltd is at the forefront of matching the correct technologies for specific project requirements, fully utilising the creative resource team of experts in the areas of business analysis, design, workshop management, training and delivering in accordance with agreed criteria.

Novadis designs global IP-based integrated security solutions ranging from video surveillance, intrusion, access control, perimeter protection, RFID, and Video Analytics. Based in Levallois-Perret, the company's business solutions are based on open, integrated and evolutive systems that lead to a multi-layered Security Systems integrated to the Information System.

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.

NXP Semiconductors N.V. is a Netherlands based firm providing high performance mixed signal and standard product solutions like RF, Analogue, Power Management, Interface, Security and Digital Processing expertise. These are used in a wide range of automotive, identification, wireless infrastructure, lighting, industrial, mobile, consumer and computing applications. A global semiconductor company with operations in more than 30 countries.

Omada provides IT security solutions and services for identity management and access governance that enables organisations to achieve compliance, reduce risk exposure, and maximise efficiency. Their solutions facilitate identity management across IT systems and are known for their business-centric approach and high adaptability.

OmniPerception, a private British company founded in 2001, is a global supplier of computer vision capabilities, specialising in facial biometrics and advanced image processing. The company’s software provides automated solutions for the recognition of objects and people in a wide range of customer applications – offering significant added benefits in performance and reliability.

One Stop Alarmed Security offers an extensive range of security services provided by their team of professionally trained security officers. Their aim is to provide a service that leaves their client whether, personal, corporate or business relevant to feel 100% secure and protected.

Based in Manchester, Optimum PDM is a sales and marketing agency for electronic security and technology companies established in 2005. The company delivers customised sales and marketing services and support client's business objectives and sales targets. Optimum PDM customers include manufacturers, distributors and installers of CCTV, access control, intruder detection, fire, ANPR and EAS tagging.

OptiX Security System is a professional security company that offers security solutions for commercial and residential properties, including burglar alarms, IP CCTV systems, network security, LPR, VPN, structured cabling, city surveillance solutions . The company covers all aspects of installation for commercial, industrial and domestic projects. They offer professional installation for all products sold and guarantee for all work done!

P&R Alarms Limited specialises in installing and maintaining all types of electronic security systems across Worcestershire, which includes CCTV, access control, intruder alarms, wireless systems, fire alarms etc. The company provides the best possible protection for your business, family, house, and home. P&R Alarms Limited are fully committed to providing total care to all of its customers.

Panther Protection Services is a full service protection agency performing security consulting, threat assessments, risk/crisis management, executive protection, self-defense training, firearms instruction and high risk tactical protection.

Paragon Fire & Security Ltd provides a full range of security solutions and services to help customers benefit from a safe working environment, secure property and protected assets.

PARFAS are a Security Systems Integrator and Category 2 BS5979 approved Alarm Receiving Centre operating 24 hours a day 365 days a year, and fully equipped to deal with a number of security situations around the UK and abroad. Primarily handling commercial situations, their specialist area was car dealerships, though with time their customer base has expanded to include licensed premises, medical centres, retail outlets to Kenyan tea plantations.

Patriot Systems develops and markets security alarm monitoring automation software in the New Zealand. Patriot is used throughout the security industry. Customers include central monitoring stations, military, police, schools, universities, telecommunications, hospitals, industrial and public/government utilities.