Security companies in Hertfordshire (95 found)
Based in Welwyn Garden City and specialists in intruder and CCTV systems, as well as offering all other building services. All their installations are covered by a 12-month guarantee for labour and parts and are fitted by friendly and professional tradesmen. They also offer repair and maintenance services for new and existing systems. Serving all of Welwyn, Hertfordshire and London.
AAI Security Systems protects homes and businesses from intruders is a priority for many, both for protection of your possessions and for reasons of personal safety. It provides a comprehensive range of access controls, and all the work carried out by the qualified team is certified by both the National Security Industry and the National Approvals Council for Security Systems.
Acura Systems is a leading provider of CCTV solutions for the international market. Based in Hertfordshire, UK, Acura Systems provides CCTV installations and distribution. The company's clients and partners include Siemens, Adidas and Cruet, among others.
ADS Digital deliver comprehensive digital aerial services for customers in London and the surrounding areas. Their services include the expert installation, full maintenance, and support for a wide range of access control and CCTV systems, using the most effective and reliable equipment.
Part of the Churchill Group, Amulet are transforming security delivery through their strong commitment to quality of service and by constantly seeking new and better ways of doing things.
Antron Security Ltd is a reputable security specialist who has been providing expert security solutions to organisations since 1990. They are suppliers and installers of quality digital CCTV and remote monitoring security products in London and the Home counties.
Antron Security Ltd, an established, trusted security systems specialist and NSI accredited, providing expert security solutions to organisations since 1988. Antron prides itself on quality, precision, and exceptional service. They work closely with their clients, offering bespoke solutions and meticulous consultation to meet their unique requirements. With a reputation for excellence, Antron Security continues to deliver exceptional service.
The idea of Aviation Insider evolves around the concept of leading the industry's points of view in an integrated online hub where ideas of best practice can be distributed and constructive dialogues can be established between industry experts, a hub where the safety and comfort of passengers are the top priorities. Aviation Insider is that hub.
Binns Fencing Ltd. is one of the leading fencing contractors in the UK.
From carefully considered intelligent video products and services, to bespoke access control projects, the Genie brand has been solving security and surveillance dilemmas for clients across the UK for over 20 years. Installers like Genie’s collaborative approach, and their solution-based processes, help keep them competitive and relevant in today’s dynamic market. They recognize Genie as a trustworthy British firm that shares their values.
Bpt Security Systems (UK) Ltd provides high quality video and audio door entry systems. Ranging from off the shelf boxed kits, to bespoke designed systems for multiple blocks incorporating hundreds of apartments.
Camden Electronics Ltd. is the UK manufacturer of machine safety switches/control stations. The company is the manufacturer and supplier of terminal blocks, relay bases, fuses and fuseholders, pushbuttons, DIL switches & microswitches, LEDs, lead acid batteries.
Based in the UK, CAMS Fire & Security PLC is an access control, intruder alarm systems, CCTV systems, fire systems and security monitoring systems installer. The company provides security systems to school, collage, hospital, retail, commercial, bank and residential installations.
Cardinal Security is a supplier of intelligence led manned guarding services to the retail and logistics industries, including security officers, store detectives and loss prevention services. The company is an approved contractor through the SIA and are placed within the top 5% of all security providers.
As London's leading intercom company, Carter Voce specialises in every aspect of security for the home, ranging form door locks to latest Access Control and Audio/Video door entry systems and Intercoms. The company has been supplying, installing and repairing access control and security systems in London and the South-East for over 30 years. Carter Voce offers access control, door entry and intercom, security for school, locks and releases, etc.
Chalkline are an IT managed service provider and a Microsoft cloud solution provider. They provide businesses with the technology needed to succeed and grow.
CitySync was formed in the late 1990s specifically to develop innovative technology solutions in the field ANPR / LPR. CitySync automatic number plate recognition (ANPR) family is a part of ISS’ industry leading computer-enabled detection (CED) products.
Cloudview is a video surveillance system and service which enables the capture, storage and management of visual data using the Cloud. It securely consolidates visual data from any number of CCTV systems into a unified, encrypted account held on secure Cloud servers - immediately accessible anywhere via a Chrome browser.
Computacenter is an independent technology partner, trusted by large corporate and public sector organisations. They help customers to source, transform and manage their IT infrastructure to deliver digital transformation, enabling users and their business.
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Upcoming security events in United Kingdom (UK)

Counter UAS Homeland Security Europe 2025
- 29 - 30 Sep, 2025
- London, United Kingdom (UK)

International Security Expo 2025
- 30 - 1 Sep, 2025
- London, United Kingdom (UK)

Cyber Security World Madrid 2025
- 30 - 1 Sep, 2025
- London, United Kingdom (UK)

OPEN London 2025
- 7 - 7 Oct, 2025
- London, United Kingdom (UK)

MachineBuilding.Live 2025
- 15 - 15 Oct, 2025
- Stoneleigh, United Kingdom (UK)

Security Cleared Expo - London 2025
- 23 - 23 Oct, 2025
- London, United Kingdom (UK)

Global MilSatCom 2025
- 3 - 6 Nov, 2025
- London, United Kingdom (UK)

National Cyber Security Show 2026
- 28 - 30 Apr, 2026
- Birmingham, United Kingdom (UK)
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