Security companies in London (722 found)
Door Entry Direct has over 25 years experience in door entry intercom systems. Door Entry Direct manufactures their own range of products. Door Entry Direct manufactures products like access control, door entry, electrical locking, gate automation etc.
Stega UK Limited provides managed cyber security services, securing enterprises and businesses against internal and external cyber-attack threats. They work to prevent bad things from happening to organisations, like data breaches and services disruptions, and protect the company's reputation and compliance posture.
Stellar Intelligence offers security, forensics and fraud services for its clients. The company helps clients prevent problems or detect them early through systems and personal security services. Some of its services include systems security, personnel security and background checks, remote monitoring of computer activity and field investigation and specialised inquiries.
STM Security Group (UK) Ltd is a UK based security company and an experienced supplier of manned security solutions and customer service staff, fully supported by leading edge technology. STM is a prominent supplier in the provision of security services with a wide range of customers in different industries. The company specialises in manned guarding, control room, mobile response, CCTV, SIA Security Guard training, etc.
Stratos is a provider of mobile satellite communications in the UK. The company offers an unrivalled portfolio of global satcom solutions and value-added services. Stratos was set up by the International Maritime Organization (IMO) to enable ships to stay in constant touch with shore or to call for help in an emergency, no matter how far out to sea.
Stratum Global Risk provides travel risk management, security assistance, crisis response and evacuation support worldwide, with particular operational expertise across the Middle East. From its 24/7 bilingual Operations Centre, Stratum combines traveller monitoring, secure mobility and medical, security, transport and aviation coordination. Its Global Traveller service provides location-specific alerts and direct access to 24/7 human support.
Strongpoint Security Limited is a small security and defense consultancy based in London.
Sum Security an independent SSAIB Registered company based East Sussex providing installation, maintenance, repair and monitoring of high quality burglar alarms, CCTV systems, police monitored intruder alarms, access control and maintenance for home and business properties throughout the South East covering forest row, East Sussex, Kent, Surry and East Sussex.
In 2010, a small team of machine data nerds had a different idea: to empower digital business through real-time analytics delivered as a service. And, Sumo Logic was born. Intuitive monitoring, troubleshooting and security for your environments.
Sumsub helps businesses all over the world onboard users easily and fight the good fight against fraudsters of all kinds.
SRI is made up of individuals who possess the ability to remember 80% of the faces they have ever seen and it’s thought that only 1-2% of the population share this trait. SRI’s personnel come from a diverse range of backgrounds, including ex-law enforcement, military and more, and they use these talents to review CCTV footage to aid in both private and police investigations.
SureCloud provides Governance, Risk & Compliance (GRC) applications and cybersecurity services that give customers a certainty of risk management/compliance and cybersecurity solutions. SureCloud’s applications are cloud-based on the SureCloud platform, which is easy to add, easy to learn and easy to use. SureCloud platform has been engineering to be agile, flexible, simple but powerful.
sync. is a renowned UK-based software and financial solutions firm that provides Software, Security, Open Banking, Mobile Banking, Card Payments, Foreign Exchange, Money Remittance, Fintech, Financial Accounts, Banking, and Payments Solutions.
Double Check Security Group Ltd t/ T Class UK provides one of the best security services nationwide. They offer an extensive range of security services from Manned Guarding to CCTV Monitoring & Access Control.
T.S.S (Total Security Services) is a family owned business, established in 1989 and the largest privately owned security provider in the United Kingdom. They supply a wide range of security services to a diverse portfolio of sites - large and small - taking pride in delivering high levels of service to the corporate, retail and public sector organisations.
The TalkTalk Group provides telecommunication, paid television, internet access and mobile network services to customers and business in the UK. The company also develops software for call screening, Wi-Fi network security and cybersecurity concerns such as viruses, phishing and banking fraud.
Internationally recognised and acclaimed, Tavcom offers the most comprehensive range of BTEC accredited vocational qualifications in the world of electronic security systems.
Team ITG are transforming the way global brands do marketing through their innovative, end-to-end services. They put collaboration at the heart of everything they do, working with their amazing roster of world-renowned clients to simplify the complicated, automate the tedious, and create the beautiful.
TechNative aims to offer the latest product and user news, in-depth features, reports, and podcast & video interviews with the leaders in business technology – providing technology stakeholders with the information to support innovation and growth in the digital business landscape.
techUK represents the companies and technologies that are defining today the world that we will live in tomorrow. More than 900 companies are members of techUK. Collectively they employ approximately 700,000 people, about half of all tech sector jobs in the UK. These companies range from leading FTSE 100 companies to new innovative start-ups.
Teknov8 is London-based cloud technology innovator and Acronis reseller with extensive experience in hosting, cloud and security markets. They offer managed service options for Acronis Cyber Cloud and a suite of complementary security and compliance services. As a top cyber security reseller with a tailored security, hosting and connectivity service, they offer a total solution to the channel for Cyber Security, Compliance and Backup Recovery.
Tel Cam is a family run company based in West London. The company identifies potential threats to individuals and property, analyses information, advises on protection and utilises cutting edge technology to provide dependable solutions of a high quality. Tel Cam offers a wide range of security solution for home, business and vehicles which includes intruder alarms, fire alarms, CCTV, access control, vehicle security solutions, safes, etc.
Terrapinn Holdings, Ltd. purpose is to give thei customers the relationships and big ideas to do different and better business. They been doing it for more than 20 years. They want you to come away from their events with eight big ideas and eight new key contacts. That's how Terrapinn Holdings contribute to the business communities they serve.
Tessian's mission is to secure the human layer by empowering people to do their best work, without security getting in their way. Using machine learning technology, Tessian automatically predicts and eliminates advanced threats on email caused by human error - like data exfiltration, accidental data loss, business email compromise and phishing attacks - with minimal disruption to employees' workflow.
TEW Plus is a leading independent telecommunications and security systems integrator serving the transport and commercial sectors. Formed in 2006 from a range of rail professionals, to provide valued, dedicated services to the rail sector. TEW Plus offer a full installation service including; design, project management, survey, installation, commissioning and enabling works through to maintenance.
Texuna Integrated Security Systems provides seamlessly integrated security solutions for all industries. They work in partnership with the clients, taking projects from the design stage right through to the supply, installation, commissioning, and maintenance of the security system. Their service led approach, married with a focus on delivering competitively priced solutions, has led to winning contracts in a host of different industry sectors.
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Upcoming security events in United Kingdom (UK)
International Security Expo 2026
- 29 - 30 Sep, 2026
- London, United Kingdom (UK)
Security Cleared Expo - London 2026
- 27 - 27 Oct, 2026
- London, United Kingdom (UK)
IntraLogisteX 2027
- 17 - 18 Mar, 2027
- Birmingham, United Kingdom (UK)
The Security Event Europe 2027
- 27 - 29 Apr, 2027
- Birmingham, United Kingdom (UK)
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