Sargent & Greenleaf is a world leader in providing locking systems for safes and vaults of all sizes. Owned and operated by Stanley Security Solutions, the Sargent locks have been protecting safes from around the world. For over 150 years, Sargent & Greenleaf has been producing locks resulting in the largest amount of locks in the industry. They proactively listen to their customers so they understand what is needed to make a lock with superior protection. Evaluation techniques and a constant ever changing design system gives Sargent & Greenleaf unrivaled superiority over the competition.