Alarm Lock Corp.
Security and InvestigationsNew York, United States2-10 Employees
Alarm Lock Corp. operates in the security and investigations space, designing and manufacturing commercial pedestrian door hardware and related access-control solutions. Based in Nesconset, New York, the company functions as a division of NAPCO Security Technologies, aligning with a broader portfolio of security products. It serves commercial facilities through distribution networks and partners, delivering secure, controlled entry for business environments. Recent activity includes the 2024 introduction of a 2025 locking solutions catalog, signaling ongoing product updates. The company has engaged its channel through distributor partnerships, notably with Controlled Products Systems Group, and has offered educational webinars and DL-WINDOWS management software to support customers and installers.