DIAMOND SECURITY, INC.
DIAMOND SECURITY, INC. is a federal contractor, registered under UEI KBJAKJHJJAD9 and CAGE code 39NA1. It has been awarded $23,429,234 across 69 federal contracts. Primary work spans Security Systems Services (except Locksmiths), Commercial and Institutional Building Construction, and Electrical Contractors and Other Wiring Installation Contractors. Top awarding agencies include Department Of The Treasury, General Services Administration, and Department Of Defense.
Contact Information
Registration and classification details
Registration
UEI Code
KBJAKJHJJAD9CAGE Code
39NA1Entity Structure
Corporate Entity (Not Tax Exempt)Established
N/ABusiness Classifications
NAICS Codes
Federal Contracting Overview
Award totals, agency breakdown, NAICS distribution, and geographic footprint.
AI Capability Profile
Diamond Security, Inc. specializes in integrated physical security systems and institutional construction services for federal facilities, with deep expertise in electronic access control, video surveillance, intrusion detection systems, and locksmith services. The company delivers end-to-end securi...
Diamond Security, Inc. specializes in integrated physical security systems and institutional construction services for federal facilities, with deep expertise in electronic access control, video surveillance, intrusion detection systems, and locksmith services. The company delivers end-to-end security upgrades—including hardening of entry points, installation of turnstiles and alarm panels, and high-voltage electrical repairs—tailored to federal building standards. Their technical proficiency spans the integration of COTS security hardware with government-compliant control platforms, ensuring compliance with FIPS and NIST guidelines for federal infrastructure. A key differentiator is their ability to execute complex, mission-critical upgrades in active federal environments with minimal operational disruption, combining security system integration with light construction capabilities to deliver turnkey solutions. The contractor maintains a consistent presence with the General Services Administration, delivering security infrastructure modernization across federal office buildings, and has established a trusted relationship with the Department of the Treasury, particularly for IRS facility enhancements. They also support Department of Defense installations with routine locksmith services and emergency access control repairs, indicating reliability in sensitive, high-security environments. Industry focus centers on NAICS 561621 (security systems services excluding locksmiths) and 236220 (commercial and institutional construction), positioning Diamond Security as a hybrid provider bridging physical security engineering and light construction. Their work targets federal office complexes, courthouses, and military access points, with an emphasis on retrofitting aging infrastructure to meet current threat mitigation standards. Diamond Security, Inc. is a small business structured as a 2L entity based in Windsor Mill, Maryland. While no federal certifications are listed, their consistent performance on high-sensitivity federal projects demonstrates operational credibility and familiarity with federal procurement protocols and facility security requirements. Their geographic proximity to key federal hubs in the Mid-Atlantic region supports rapid response and on-site project execution.
Key Performance Metrics
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Currently performing
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Past period of performance
Total Awards
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Contracts
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