Your one-stop source for HVAC mechanical and control services

S&W Controls, Inc.

Comfort with Confidence

Contact our 24/7 HVAC emergency service:
What We Do
We proudly install and maintain pneumatic controls, direct digital controls, and mechanical systems. Our complete service approach makes us uniquely qualified to install, upgrade, and replace any building's heating, ventilation, air conditioning (HVAC) systems and controls, as well as provide comprehesive HVAC mechanical services.
Our expert mechanics and technicians are certified to install and service the most sophisticated HVAC equipment in DC, Maryland, and Virginia.


Mechanical Systems


Our portfolio covers a wide range of projects from government buildings to institutions to private companies. We have successfully completed projects at some the world’s most recognizable buildings a period: