Keysource supply and install systems suited to facility. CCTV, live monitoring, and alerts to environmental changes for added-extra protection to data centre. Keysource installs access control measures ranging traditional locks to full biometric scanning facilities.

Keystone Electronics is a manufacturer and distributor of a wide range of Transmitters and Receivers plus a selection of innovative Security, Paging and Medical, Social & Safety Devices.

Keytracker Limited have been an established specialist in key control systems since 1996; supplying the world with a wide range of key management solutions. From simple, cost effective keymanager mechanical key control, to state-of-the-art electronic key management. Their Mission is to provide businesses with the key control solution that is perfect for them, ensuring that each solution keeps all keys secure, organised, and quickly accessible.

Khipu Networks offers network, wireless and security solutions, technologies and services across multiple sectors. The company provides solution to retail, healthcare, government, enterprise and education etc. Khipu holds ISO certifications such as ISO9001 (Quality Management), ISO27001 (Information Security Management), ISO14001 (Environmental Management) and OHSA18001 (Occupational Health and Safety).

KimaldiGlobal founded in 1998 manufactures and distributes access control, time & attendance terminals, biometrics, RFID readers and tags, NFC and card printers. KimaldiGlobal works with several identification technologies: fingerprint biometrics, facial 3D and vascular, RFID and NFC.

Launched in 2008, Kingfisher Guarding Services has been consistently providing the most sophisticated security guard solutions to its clients. Kingfisher Guarding offers a range of bespoke security solutions for both private and corporate organisations for any occasion of any size. Some of its services include corporate security, personal security, security receptionist, retail security as well as access control/gate-house security.

Kings Security Systems has grown to be one of the largest privately owned providers of security systems in the UK. Bradford-based, the company provides a comprehensive range of fire and security services to homes and businesses including burglar alarms, CCTV, keyholding, fire and smoke alarms, manned guarding, gates and railings, and bespoke security solutions. Kings Security creates security packages that suit the needs of individual businesses.

Kings Security Systems Ltd provides an extensive range of security solutions to the UK and the Republic of Ireland. The company specialises in security intelligence, security installation, maintenance & monitoring, intruder, CCTV, access, lone worker, fire & suppression, gate, barriers, turnstiles, mobile patrol, keyholding & guarding services, ATM installation & servicing, consultancy, data storage, etc.

Kingston Security Supplies Ltd is a distributor for most of the large manufacturers within the fire & security industry. At present they stock everything from security camera packages which include everything you need to get started for a basic home installation & packages for business installation, Dome cameras, Infra-red Cameras, Digital Video Recorders (DVR’s), etc.

Knighthood International designs and installs cutting-edge systems tailored to customers needs and challenges. The company offers integrated packages: CCTV, access, fire detection, intruder alarms, tagging, doors and more. Knighthood International is based in the UK, with business spanning across Europe.

Knürr is a German based company and designer and manufacturer of indoor and outdoor enclosure systems for telecommunications, electronics, and computing equipment. Knürr was integrated into Emerson Network Power in January 2006.

Kodit Security designs and delivers tailor-made security solutions for the prevention of losses due to theft, fraud and vandalism. They are the sole UK distributors of Zwipe biometric technology.

Komitz GmbH is a security, safety and telecom system integrator.

KONE is one of the global leaders in elevator and escalator industry. The company has been committed to understanding needs of its customers, providing industry-leading elevators, escalators and automatic building doors as well as innovative solutions for modernisation and maintenance. KONE’s versatile product portfolio features products including elevators, escalators, autowalks, automatic doors, monitoring & access control.

KÖTTER Services offers security solutions to power plants, administration complexes, hospitals, industrial operations, public sector, private household etc. They offer fire security, consultation, aviation security, port security, intruder alarms etc.

L-3 Communications Security & Detection Systems is leading supplier of security detection systems. L-3 provides innovative systems with the flexibility, accuracy, speed and reliability needed across the spectrum of complex and demanding security applications. Whether securing passenger terminals, air, land and sea cargo, borders, or facilities, L-3 has a screening system to meet the need.

Laidlaw Locking Systems specialise in mechanical security solutions. They design and produce a range of masterkey solutions using a variety of locking cylinders which allows them to balance the requirements for access control, restricted key blank duplication and the convenience of local key cutting. Systems are available to suit any size of application from a simple residential block to a complex multi-site university or hospital.

Lantec Ltd is security system installer in the UK. The company offers CCTV, intruder alarms, access control, fire detection systems, biometric controls, electronic security systems, IP solutions, gates and barriers etc.

Last Mile Communication AS has long experience (since 1999) with industrial data communications and IP camera solutions. Products such as copper modem, fiber modem, radio & GSM modem and most types of industrial protocols and Industrial Ethernet. Last Mile Communication supplies equipment and systems installations worldwide.

As a result of the rising need for security products, Lazer Beam Security was formed in 1996 with the objective of supplying, installing and supporting electronic security solutions that are effective and reliable. Since the founding of Lazer Beam Security, they have been serving the security needs of both the domestic and commercial markets. Lazer Beam Security is a recognised ISO 9002 installation company.

Leaderflush & Shapland offers range of flush engineered doors and doorsets. Performance characteristics include fire resistance, acoustic, radiation shielding, high security and bomb blast making the range the most comprehensive in the marketplace. The brand has great flexibility providing bespoke solutions for any application from major PFI projects to small commercial developments.

Lecom d.o.o. is a small company from Slovenia. They manufacture cylinder locks and can provide you with everything you need to upgrade your basic security protection eg. Alarms(paradox), enhanced cylinder locks, biometric security.

Leica Geosystems AG is a Switzerland-based security and communication solutions provider firm. Its vast inventory line includes UAVs and Drone Systems, Airborne Systems, Detection Systems, Machine Control Systems, Total Stations, GNSS Systems, Reference Networks, Laser Scanners, Laser Tracker Systems, Mobile Sensor Platforms and 3D Imagers.

Lempäälän Security Services Ltd offers designing, installation, supervision and training of security systems including CCTV, access control, intruder alarms, time & attendance tracking systems etc. Based in Finland, the company's customers range from large chains, such as petrol stations, as well as individual SME sector companies and households. Lempäälän Security Services is a comprehensive real estate security and supervision missions.

Leonardo is a high-tech company and one of the key players in aerospace, defence, and security. Their Security & Information Systems Division is provider of safety-through-technology, providing tailored solutions for customers in public administration, public safety and security, critical infrastructure, services, transport, large companies, post, and logistics.

Libelium designs and manufactures hardware technology for the implementation of wireless sensor networks so that system integrators, engineering and consultancy companies can implement reliable Smart Cities solutions to end users within the minimum time to market.

LiftMaster is an access control systems manufacturer. Headquartered in Madrid, Spain, the company provides garage door openers and associated equipment, gate openers, keypad access systems, card reader access, wireless keyless entry systems and fire door alarm detection systems and accessories etc. to home and business applications.