Master Security Employee Directory
Security and InvestigationsMaryland, United States201-500 Employees
Master Security is a mid-sized security firm based in Hunt Valley, Maryland, specializing in security and investigations. For more than five decades, it has delivered services to state and federal government agencies as well as private sector organizations. The company traces its origins to 1957, when it was founded as Master Detective Agency, and it changed its name to Master Security in 1985 to reflect a broader range of security operations. Its emphasis on security as the firm's sole business underpins its market positioning, with a history of growth tied to specialization. The organization highlights its experience, commitment, innovation, and reliable follow-through as core determinants of performance. It prioritizes a personalized and responsive management approach intended to support clients in achieving their missions.
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