Training Security Professionals Since 1955.

About Us

About Us

Company History

Since 1935, the Miller family has shaped the face of the security industry.

Their legacy is built on four generations of leadership, innovation, discovery and continuous education. Through the diligence of John C. Miller, the inventiveness of Harry Miller, the vision of Clay Miller and the imagination of Mark Miller, they have empowered an entire industry to realize what is possible, forever changing the way we think of physical security.

For 65 years, Lockmasters has paved the way for students to embrace opportunities that lead to an in-demand career. Whether choosing the path of a commercial locksmith, automotive specialist, access control integrator or GSA technician, our courses offer the security professional a curriculum that builds confidence through experience.

The Lockmasters Security Institute (LSI) 26,000 square foot training complex is a state-of-the-art facility with modern classrooms where expert instructors teach more than just knowledge– they teach the knowhow required to help you start building your legacy. just as the Millers have built theirs.

Instructors

Our Technical Instructors have decades of field experience, which is vital for teaching our intense “hands-on” instruction. They are authors, inventors and award winning instructors that have trained LSI students worldwide.

Our Security instructors are former federal or state level senior security and law enforcement professionals. Their experience ranges from U.S. Secret Service, the National Security Agency (NSA), the General Services Administration (GSA) Law Enforcement and Security, the Department of Defense, the Postal Inspection Service and Federal Protective Services.

Whether your field involves the technical side of physical security or responsibilities for security management, at LSI you’re sure to find real-world solutions to your daily challenges.

The combination of hands-on technical training and security management courses provides you with an opportunity for security education available nowhere else.

Here, at the Institute…

26,000 sq. ft. facility built specifically for Lock, Safe, Vault and Security Training.

One of the most complete arrays of GSA Containers for instruction in the world.

The most concise, hands-on instruction from the best instructors in the industry. Still unmatched!

The original training facility for over 48% of the other instructors in the world!

The largest collection of Timelocks, Safelocks, Padlocks and locking devices on display in the world.

Three hall of fame inductees in Safe & Vault Technicians Association.

Four GPLA Honorees (Greater Philadelphia Locksmiths Association) – The industry who’s who.

Four generations of master lock, safe and vault technicians.

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