About Us

Residential & Commercial Security Systems

Founded in 2001, Trinity Wiring & Security Solutions has grown into one of the Mid-Atlantic’s largest Audio-Video Integrators. Our talented and dedicated team is focused on providing exceptional customer service and making sure that our customers’ interests and needs are met in a timely and professional fashion. In 2013, our residential and commercial security company was named one of CE Pro Magazine’s Top-10 Largest Integrators in the United States.

In 2004, Trinity Wiring & Security Solutions expanded into residential and commercial security and monitoring services, bringing peace of mind to thousands of families throughout the Mid-Atlantic areas of Maryland, Virginia, and Washington, DC.

With a 5-Diamond Award Winning monitoring facility, our customers can feel even more secure and comfortable in their homes and businesses. Trinity Wiring & Security Solutions offers a wide array of lifestyle services in the areas of burglary, fire, and medical protection, health/wellness sustainability, and surveillance/access control.

Trinity Wiring & Security Solutions has grown into one of SDM Magazine’s Top-100 Security Companies in the United States. We are active in our community and work hard to bring our neighbors, customers and business partners up with us as our business thrives.

Our customers are most important to us. We provide the expertise to help you make the best choices for both audio-video and security options in your home while providing exceptional services and building long-lasting relationships in the process.

Do you need home or business security services in Maryland, Virginia, or Washington, DC? Call ​800-613-1874! 

Our Promise

We promise to provide the highest level of service to each and every customer by operating an integrity-based team of employees that is able to earn the respect and business from this region and community. Brendan Armstrong Sr., the founder and president of Trinity Wiring & Security Solutions, attributes the company’s success to his three core business beliefs: deliver exceptional service to (and develop long-term relationships with) each customer, take exceptional care and pay close attention to employees’ needs, and always do the right thing.

We may not be the biggest company in the business, but we are the leading company in providing value and first-rate service to this area!

Our Service Areas

Trinity Wiring & Security Solutions is your resource for home and business security needs in Northern Virginia, Maryland, and Washington, DC. We serve the areas of Washington, DC, as well as near Arlington, McLean, Reston, and Alexandria in Virginia, and Bethesda, Potomac, and Silver Spring in Maryland.

Call ​800-613-1874, or schedule a consultation for superior security services!