The Master Lock Company is committed to building a safer, more secure world. Our purpose is to provide peace of mind and protection where people live, work and play. We offer a broad range of innovative security and safety solutions for consumer, commercial, and industrial end users through our iconic brands: Master Lock, American Lock, and Sentry Safe. Protecting Property. People. Life. It’s a responsibility we take seriously – one that guides us to fulfill the expectations of our customers and end users while remaining true to the beliefs we share as a company.