Home Security Back to top
Call Us Today: 800-613-1874
Schedule a Consultation
Call Us Today & Schedule Your Consultation
Call Us Today 800-613-1874
Get started & request your
consultation today!
Security You Can Count On
Get a Free Quote!

About Us

Residential & Commercial Security Systems

Trinity Wiring & Security Solutions Logo

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

team photo of Trinity Wiring & Security Solutions

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!


See What People Are Saying
Reviews From Real Customers in MD, VA & DC

“During our installation process, the technicians were knowledgeable and explained every step. The best part is the pricing for the quality of service. The value…”

“I would like to commend the Trinity reps for their outstanding customer service. In every interaction they demonstrated a keen knowledge and were able to…”

“Trinity is the very best out there. Anytime that I have a question, issue or concern, they jump right in and take care of it.…”

“Trinity Wiring and Security Solutions has given my family peace of mind. We always know that our house is secure and the system is easy…”

“Liam helped us from start to finish on our security system needs. He was knowledgeable, understanding and helpful throughout the process. He catered to our…”

“Trinity was also able to put a surround sound system in our family room. Thanks to Trinity, this room in our home is now better…”

Learn More
See more reviews:
Why Trinity Wiring & Security Solutions?
The Best Choice for Audio/Visual & Access Control Security Solutions

Trinity Wiring & Security Solutions is your all-in-one security solution. Integrate audio/visual features and enjoy custom automation for convenience, enhanced protection, and energy-saving purposes.

Learn More