H.D. Johnson has offered homeowners in Washington, DC and surrounding areas a trustworthy source for plumbing, heating, and cooling services in Bethesda, MD, Chevy Chase, MD, Washington, DC, Arlington, VA, McLean, VA, Silver Spring, MD & Potomac, MD for 90 years.  As a family owned company, we take pride in making your life easier, safer, and more comfortable.  Since we opened our doors back in 1934, our mission has always been to give our customers honest service at an affordable price.  Tools and technology have changed, but our belief in doing the job right the first time has not.

Your Trusted HVAC Company in Washington, DC and surrounding areas

We’ve assembled a team of expert technicians who share our dedication to customer service, and they’ve all been with us a minimum of fifteen years.  At H.D. Johnson, we’ve created an extended family who work together to ensure a professional network of support you can always rely on.  Over the years, we’ve built lasting relationships with our clients, and we customize our services to keep your household running more efficiently, without disruption.  Contact us at (202) 470-6620 for further information, convenient scheduling, and exemplary job performance.