Sentry Security International (SSI) is a Washington, DC-based company that specializes in delivering customer-focused innovative security solutions to a diverse client base. With over 21 years of exceptional service, SSI supports federal, state, and local clients throughout the continental United States, as well as providing security solutions to the commercial sector.
SSI offers a range of professional services, including security systems integration, physical security, cybersecurity, risk consulting, and civil criminal investigation. Committed to comprehensive quality control and performance-oriented management, SSI has established itself as a trusted provider of security solutions both nationally and internationally.
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