Licensed Security Company

Serving Northern Virginia and Washington DC



American Security & Control believes peace of mind starts with trust. As a licensed security company serving the Greater Washington, DC and Northern Virginia region for more than 30 years, our key focus has always been protecting people, property and operations with professionalism and care. From multifamily properties to mission-critical data centers, our focus is simple—reliable security that keeps clients confident and operations running smoothly.


A Legacy of Service
& Integrity


Founded in 1987, our company has grown from a small local provider into a respected name across Northern Virginia. We hold active Virginia DCJS and Washington, D.C. licenses and are certified as a Service-Disabled Veteran-Owned Small Business (SDVOSB). That foundation of military discipline and community commitment continues to shape every decision we make. Our leadership team brings decades of hands-on experience in both security operations and risk management and remains directly involved with every client, ensuring responsive communication and personalized solutions.


Our Team

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Brett Gillies

Owner and President

Brett served over 11 years in the U.S. Navy as a helicopter pilot, honorably discharged at the rank of Lieutenant Commander (LCDR). Through his service and post-military years in product and project management, he earned extensive experience and skills translating directly to ASC’s security services: operations, risk management, planning, team leadership, quality assurance, and customer success. He is proud and honored to take the lead of ASC and its strong reputation into its next chapter!



Mansoor Hakami

Director of Operations

Mansoor Hakami has served as our Director of Operations for over seven years. He started his distinguished security career as a Guard Supervisor, Scout, and Interpreter supporting the U.S. Army. He became a Security Trainer Specialist in Kabul, Afghanistan and eventually relocated to the United States, excelling in multiple security roles leading to his current role with ASC. He is a first-degree black belt in Taekwondo and was a member of the Afghanistan National Team!

Brett Gillies

Owner and President

Brett served over 11 years in the U.S. Navy as a helicopter pilot, honorably discharged at the rank of Lieutenant Commander (LCDR). Through his service and post-military years in product and project management, he earned extensive experience and skills translating directly to ASC’s security services: operations, risk management, planning, team leadership, quality assurance, and customer success. He is proud and honored to take the lead of ASC and its strong reputation into its next chapter!



Mansoor Hakami

Director of Operations

Mansoor Hakami has served as our Director of Operations for over seven years. He started his distinguished security career as a Guard Supervisor, Scout, and Interpreter supporting the U.S. Army. He became a Security Trainer Specialist in Kabul, Afghanistan and eventually relocated to the United States, excelling in multiple security roles leading to his current role with ASC. He is a first-degree black belt in Taekwondo and was a member of the Afghanistan National Team!

What Makes Our Security Company Different

Security isn’t just about standing guard—it’s about accountability, preparation and trust. Our team represents these values every day for you!

Fully licensed & insured protection professionals

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Transparent reporting and guard-tracking technology for quality assurance and accountability

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Same-day deployment for urgent coverage needs

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A customer-first mindset focused on long-term reliability

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Leadership with real security & operational expertise

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Ready 24/7 for our clients’ changing needs.

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Trusted Security Company

Serving Northern Virginia and Washington DC

Simple, Trusted & Ready

Our network of security guards is carefully selected for reliability, communication skills and professionalism. Each guard undergoes a background check and detailed training to meet our internal standards of conduct. Whether managing an industrial facility, a senior living community or a school campus, our team is equipped to handle complex environments while maintaining respectful, visible deterrence.


Serving the Greater Washington, DC Region

Our licensed security company proudly serves clients throughout Vienna, Fairfax, Arlington and Alexandria, as well as the broader DMV area. From government buildings and retail centers to hospitals and office complexes, we’re the local partner businesses trust for professional protection.