Serving all the security needs of the marketplace with the broadest, most diversified line of security products, systems and services. Your security blanket in an uncertain world. The NAPCO Group of Companies delivers unmatched products, unmatched service, unmatched opportunity:

Company History

Since 1969, NAPCO has enjoyed a heritage in the professional security community for advanced technology and high quality, building many of the industry’s best-known brand names, such as NAPCO Security Systems, Alarm Lock and Continental Access. Today, NAPCO’s products are sold and installed by tens-of-thousands of security professionals, from security dealers to locksmiths to systems integrators, millions of homes, businesses, institutions and people around the globe are protected by products from the NAPCO group of companies.

Company Overview

NAPCO Security Technologies, Inc. is one of the world's leading manufacturers and solutions providers of high-technology electronic security, connected home, video, fire alarm, access control and door locking systems. The Company consists of four Divisions: NAPCO, it’s security and connected home segment, plus three wholly-owned subsidiaries: Alarm Lock, Continental Instruments, and Marks USA. Headquartered in Amityville, New York, its products are installed by tens of thousands of security professionals worldwide in commercial, industrial, institutional, residential and government applications. Since 1969, NAPCO products have earned a reputation for innovation, technical excellence and reliability, positioning the Company for growth in the multi-billion dollar and rapidly expanding electronic security market. For additional information on NAPCO, please visit the Company's web site at

The Company is a diversified developer and manufacturer of security products, including electronic locking devices, intrusion and fire alarms and building access control systems, as well as an innovative “Connected Home” product suite. . These products are used for commercial, residential, institutional, industrial and governmental applications, and are sold worldwide principally to independent distributors, dealers, integrators and installers of security equipment.

NAPCO SECURITY SYSTEMS - introduced the industry’s first smart, flexible micro-processor-based alarm system, sporting a revolutionary, user-friendly digital keypad, over 15 years ago. Now, NAPCO is well-respected worldwide for creating many innovative and reliable products, in the intrusion and fire industry. There are two new revolutionary products from NAPCO that have been recently introduced. One is the patented Freedom 64, which is the world’s first “codeless” alarm system for buildings, that eliminates false alarms and is as simple to use as locking one’s door. The second is the iSee Video, a Plug-and-Play Internet Interface, a new reoccurring revenue producer for alarm companies. It offers the consumer remote video from anywhere in the world on a cell phone or computer and presents crystal clear, real time video of one’s home and business. No computer or software is required on the premise.

ALARM LOCK SYSTEMS - was acquired and is a wholly-owned subsidiary and producer of a comprehensive line of highly regarded push button and ID card operated electronic locks, door exit alarms and door security hardware. Vast advancements in these products have been made and it is currently one of the Company’s fastest growing divisions.

CONTINENTAL ACCESS SYSTEMS - is a wholly-owned subsidiary and producer of an advanced line of PC-driven building Access Control systems and peripherals, featuring multiple card technology integration, multi-tasking software and intuitive report generation. Continental’s technologically-advanced access control systems span the full range of capabilities from multi-doors, to enterprise-class LAN/WAN systems, all supporting myriad ID card- and badge-, fingerprint-, hand geometry and vein & retinal-scanning technology readers.

MARKS USA - is the latest acquisition to the Napco family of companies, Marks USA was established in 1977 manufacturing mortise locks to meet the needs of an expanding market. Since then,Marks USA has grown and expanded their product line to include residential, institutional and commerical locksets to meet and exceed the most stringent UL and ANSI specifications.

The Marks USA line of products include:

  • Mortise Locksets
  • Cylindrical Locksets
  • Electrified Locksets
  • Tubular Locksets
  • Deadbolts/Deadlatches
  • Ornamental Iron/Security Storm Door Locksets
  • Woven Wire Gate Locks
  • Custom Designed Locksets
  • Institutional Life Safety
  • Hospital Push/Pulls
  • Electronic Access Control Locksets
  • HI-SECURITY Cylinders
  • Electronic Access Control Locksets featuring push button operation, I.D. card reading operation, and fingerprint reading operation technologies.

CUSTOM MANUFACTURING - is another strategic growth initiative for NAPCO. Adding custom manufacturing to the product mix has served to increase capacity utilization at NAPCO’s manufacturing facilities, improving overall efficiencies and economies of scale. Sharing product design and manufacturing expertise with large security installation companies are not only potentially profitable, but also keeps NAPCO on the forefront of converging technologies.



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