Air Conditioning

of Virginia

HVAC & Plumbing Design & Install For the DC Metro area

Mechanical Contractors focused on multi-family and commercial properties for over 30 years.
With 70+ employees & a reputation for excellence, you can count on us to get it right.

System Design

We stand ready to learn the details of your project and then use our best people & resources to design you upcoming multi-family HVAC or plumbing system.

Do you want to learn more about about our design services?


We have a large team backed by our own equipment & more than 30 years experience which makes one simple solution for your multi-family or commercial property.

Are you looking for more information about our installation services?


Our "Service Department" is now Advantage Service Group, INC. ASG stands ready to provide 24 hour emergency service on your HVAC or plumbing system.

The button below will take you to the ASG website to learn more.


With over 30 years of business in Northern Virginia, we've had the pleasure of custom designing and installing more than 250 systems throughout the DMV area.

The button below will take you to our Portfolio page.



We are a fully licensed, insured, bonded & certified new-construction mechanical contractor in Sterling, Virginia.



With over 70 trained team members adding their own bits of amazing to our company, we do big things and have been doing so for many years.



After more than 30 years of business & keeping a solid reputation such as ours, you know you're dealing with professionals.  Don't settle for anything less.

No Project Too Big Or Too Small

We've been in Sterling, VA for over 30 years and there are thousands of people throughout the DMV area who currently do or have at one time enjoyed our service.  We've made a name for ourselves as a leading mechanical contractor capable of designing and installing HVAC & plumbing systems for multi-family and commercial properties throughout Northern Virginia, DC and most of Maryland.

With the hundreds of new-construction projects already under our belt as well as multiple projects always going at any time, you can count on the fact that we know exactly what we're doing.

It doesn't matter if you have a warehouse to build or a 500+ unit high-rise, our professionals can help you through the often-difficult journey so you can easily move forward.

Request A Free Consultation

We’ve Been Designing & Installing HVAC and Plumbing Systems For Over 30 years

Located in Sterling, Virginia since the 1990’s, we are known for long-lasting results & professional service throughout the DC Metro area.