Nat Carmack serves as the President of BOS Security, Inc., a company established in 1993 that provides professional security services, including armed and unarmed personnel and consultation. The company also offers VirtuGuard™, a guard-supplement solution designed to reduce annual guard costs.

In addition to his role at BOS Security, Inc., Carmack is also the President of BOS Staffing, which has been operating for 40 years since 1979.