Layer3 Security Services® offers IP-based video surveillance and other physical security and monitoring solutions. If your project also includes intrusion detection, access control or monitoring, Layer3 can provide a turnkey solution that addresses those needs.

LEA Networks is an international supplier of Power over Ethernet (PoE) and HomePlug Ethernet over powerline (PLC) technologies. It provides unique time and cost-saving solutions developed to support the security and wireless access point industries in North America. LEA Networks is dedicated to providing products and services of the highest quality that conform to the requirements of its customers.

Lead Star Security are a fully licensed 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.

Leadertech Systems of Chicago, Inc. is a distributor of computer chassis and power supplies, main boards, processors, optical drives, video cards, monitors, networking solutions, surveillance systems, and notebooks, in addition to many other accessories and peripheral devices. The company has built its customer base from the Midwest throughout the U.S. and beyond.

Legacy Marketing, founded in 1994, is a quality manufacturers' representative firm specializing in audio, video and security products. The firm's commitment to excellence has secured its place in this particularly competitive and demanding field. Legacy Marketing provides in-depth training, technical education, as well as excellent service and support to all of its valued customers.

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.

Lekson Video was founded in 1991, and has been actively involved in security industry, specializing in CCTV products. The company provides wide range of solutions for security professionals, dealers, integrators, & distributors worldwide with cutting-edge line-up of CCTV products. Lekson products include stand-alone DVRs, LCD security monitors, public view monitors, CRT security monitors, system mounting solutions, surveillance cameras, etc.

Lekson Video was founded in 1991, and has been actively involved in the security industry, specializing in CCTV products. Lekson Video provides a wide range of solutions for security professionals, dealers, integrators, and distributors worldwide with our cutting-edge line-up of CCTV products. Lekson products include stand-alone Digital Video Recorders, LCD Security Monitors, Public View Monitors, CRT Security Monitors, system mounting solutions.

Lenel Systems International, Inc. is leading provider of software and turnkey security systems. Lenel has blue chip customer base with a strong presence in vertical markets including healthcare, government, critical infrastructure, education, petrochemical, manufacturing, and telecom. The security platform, OnGuard®, seamlessly integrates a full suite of security management functions and technologies.

Lenovo is one of the world's leading personal technology companies, producing innovative PCs and mobile internet devices. Lenovo also offers Thinkserver racks and towers, network attached storage, video surveillance storage and management, etc. Innovation is how Lenovo achieves competitive differentiation and drives new market opportunities, such as mobile Internet, digital home and cloud computing.

Founded in 1998, Houston-based LENSEC provides physical security solutions to a variety of markets. Perspective VMS™ enables secure remote access and real-time collaboration with first responders during security events. LENSEC serves state & local governments, healthcare and education sectors.

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.

Leverage DETECT is an industry and technology leader for highly-scalable, comprehensive video surveillance systems. They are a strategic partner for cities, police departments, agencies, utilities, and school districts, enabling the essential video security and proactive response that are hallmark components of their partner’s safety programs.

Lexion, since being founded in 2000, have been committed to providing innovative reliable, and high quality video security equipment and its accessories.It provides an extensive list of DVR Systems, PC Based or Stand Alone, DVR Boards,a full line of Security Cameras and accessories, IP Cameras, Network Video Servers/Recorders, and more.

LG offers state-of-the-art security products and innovative security solutions. Its solutions helps to monitor office's most sensitive areas, building perimeters, parking lots and more. From comprehensive access control systems to security cameras, LG offers an array of options with all the latest features.

Life Safety Alliance is committed to maintaining conversations with both public and private stakeholders, addressing the current and emerging life safety practices throughout the changing global environment. This new alliance is designed to raise the level of communication, knowledge, and expertise, defining best practices to manage these growing security concerns.

LifeSafety Power is a supply company bringing intelligence to facility openings and access control specifications through software analytics that assess the security infrastructures power status in real time.

LILIN is a global manufacturer of IP video cameras, recording devices, & software. With 30 years experience, LILIN provides expertise in digital video. LILIN systems can allow a single operator to monitor cameras from anywhere on the network or remote users to access live and recorded video. LILIN operates worldwide with offices in more than 13 countries and partners in more than 600 employees worldwide.

With over 25 years' experience, Limitless Integrations LLC offers high-quality, reliable commercial/industrial security and safety services in the Ohio/Kentucky/Indiana Tri-State Midwest region. The firm offers reliable and professional security and safety solutions for large venue and private facilities, including the iDENT MODS mobile onsite detection system with partner iDENT LLC of California.

Lincoln Technology, LLC has been installing and repairing CCTV systems and IP security products, analog cameras, DVR, wireless solutions for homes and commercial purposes. Based in New Jersey, the company's CCTV Installations started about 15 years ago. Lincoln Technology technicians provides top-notch service to all its customers.

LINSTAR is a full service security systems integrator, headquartered in Buffalo, NY, with satellites in Rochester, Syracuse, Utica, Albany and the Hudson Valley Region. LINSTAR designs, installs and supports ID, emergency management and security solutions for corporate, government, financial, healthcare, education, and law enforcement etc. markets. LINSTAR is a division of IdentiSys Inc.

Lion Security Locksmith provides 24 hours emergency locksmith services in Los Angeles and near by area. Lion security Locksmith also installs high quality CCTV camera and video surveillance camera at your home, schools, shopping malls & other business places.

Liteye manufactures Aquila thermal surveillance camera solutions. From fixed to pan & tilt platforms. Their thermal cameras are utilized for site security at airports, oil pipelines, offshore oil rigs, ports, borders, and other high value facilities.

Based in the US, LiveWatch is a developer of innovative home security solutions. Services include home automation, intrusion detection, door and motion sensors, smartphone app control, flood sensors, fire safety and smart doorlocks. Its Plug&Protect system can serve as a hub for up to 40 security and smart home devices.

loyd Security, Inc is a locally owned, operated and serviced security company based in the Twin Cities. With over 30 years of experience, our team has been designing, installing, monitoring and servicing thousands of systems in homes and businesses throughout the state of Minnesota and parts of Wisconsin.

Colorado-based LockState develops and sells security and internet connected products under the brands LockState, ResortLock, LockStateConnect, and RemoteLock. Since 2004 the company has been manufacturing keyless locks and safes and in 2011 launched LockStateConnect, a suite of internet connected Wi-Fi products. LockStateConnect brings the power of the Internet and remote control to common devices such as door locks, thermostats, and power plugs.