Keysight Technologies offers a wide range of products in the industry to accelerate deployment of new technologies. Keysight provides cloud security solution, Internet of Things, data security, network security, bypass switches and other security solutions.

Kingdom Services Group is a market-leading and successful business. They are a collective team of passionate professionals providing self-delivered people and technology driven service solutions to customers they can genuinely support.

Kingdom Security Associates Ltd was established in Kingdom Of Saudi Arabia in 2007 as a security service provider company , in reaction to the need for specialised and confidential services in security for private and government sectors.

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.

Kolead Aerospace was established in 2009. In 2015, it passed ISO 9001 quality management system and AS 9100 aviation industry quality management system certification. They are the sole agency of FLIR Surveillance and Avionic Instruments in Taiwan.

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.

Since 1986, Kronjyllands Vagtservice A / S has concentrated on security and supervision tasks with Ole Østergaard as the man behind.

Kyryliuk Installation, is a Provincial company which provides service and installations to national companies across Canada. All Commercial accounts have top performance equipment installed to provide confidence and quality assurance. Kyryliuk also provides service to Commercial and Residential clients requiring all Security Alarm/CCTV solution and Network cabling and equipment resources.

L’Anubis Ltd is a security and emergency management company that specialises in the provision of integrated security and emergency management services. Dedicated to developing and implementing specialised security programs for each of its clients, L’Anubis provides superior service in a cost-efficient manner.

Lakeland Security was set up in 2014 by Windermere-based businessman, Andrew Brown and specialises in offering a number of exclusive services for those seeking peace of mind with regards to their personal security, and that of their property. Services provided are Close Personal Protection, CCTV Monitoring, Manned Guarding, House Sitting, Key Holding and Advanced Driving.

LanckerWolters’ globally renowned cyber security & ICT solutions offer enhanced security especially where systems need to function in an integrated way, using the Honeywell Pro-Watch Platform, among other things. This platform collects information from multiple systems and integrates it to stop any kind of security breach. The company also provides access control, fire detection, camera observation, technical security, alarm systems and barriers.

Lead Star Security are a fully licenced and insured private security company founded and operated by leadership with over 35 years of executive law enforcement and security experience. Headquartered in California’s State Capitol of Sacramento, they proudly service clientele throughout Sacramento, the surrounding areas and select locations throughout the state of California.

Legacy protection services is a leading security company offering a wide variety of security guard and investigative services. Legacy Protection Services combines covert surveillance, uniformed security and technology to provide the client with the best possible security solution available on the market.

Leon Security has an excellent track record of providing customer-focused event security solutions at shows, events, festivals and exhibitions across Birmingham, London and many other major locations.

LGS FM provides a variety of professional security solutions to protect your business premises and staff, family and home, giving you a total piece of mind 24hrs.

Limitless Security specialise in security systems, fire alarm systems and man guarding services for business premises and homes. The company provides reputable, qualified security personnel for all purposes, from event staff and stewards to door security and personal protection. Limitless Security also offers professional intruder alarm system installations and maintenance contracts for both homes and businesses.

Lincolnshire Security Ltd. has been established since 1998, starting as a small family business in Lincolnshire. The company offers a wide range of guarding and mobile security services such as security guards, alarm activation services, special event security, and mobile patrols.

LITESTAR is a trusted provider of integrated total electronic security solution to small medium-sized enterprises, MNCs, and governments in ASEAN markets. Focussing on more than devices and components, LITESTAR is committed to deliver the right quality mix of total electronic security solutions to optimise and improve the security operation needs.

LogicMonitor is the only fully automated, cloud-based infrastructure monitoring platform for enterprise IT and managed service providers. LogicMonitor monitors everything, everywhere, from one platform, so one can manage their IT holistically—without the tool sprawl.

Founded in 2009, LRS Security was born from a need to "Raise the game" in the security industry by partnering competitive pricing structures with unprecedented professionalism.

London Security Services (UK) Limited is an independent service UK Security company, providing expert security guards across London and throughout the United Kingdom. They have been offering security services for over ten years, and during that time, have also earned a reputation as one of the leading security companies nationwide. They provide security guards for both public and private industry.

Lone Guardian has the best solution for the automatic monitoring and protection of manned guards The product not only negates many of the risks encountered by a guard while performing their duties, but also provides unparalleled visibility of the guard, indoors or outdoors, and shows that their patrol schedules are being strictly adhered to.

LRSS Ltd. was established to provide efficient, expert security solutions to businesses. Its services include Static Guards, Mobile Patrols, Alarm response, Key Holding, Lock up/Unlock, Concierge, Gatehouse duties. It can also advise, implement and aminister electronic security services for example perimeter sensors HD CCTV systems.

M2 Security provides security and surveillance services for a wide range of purposes. The company's portfolio includes mobile surveillance, personal security, event security, store surveillance and reception services.

MacGregor Security is a private security management company offering professional security advice and services throughout the UK and globally. Now offering global security and risk management packages as well as local security services, MacGregor Security aims to always provide professional, affordable and effective security solutions, whatever your need.

Maguen Team is an Israeli-originated company, established in Mexico in 2008, providing high-level security solutions. The team consists of Israeli security experts including former IDF Commanders, and special agents from the Israeli Security Agency Shin Bet and embassies around the world. Maguen Team specialises in the Mexico and Latin American domain, consulting and managing security for global companies in the private sector.