Providing Expert Plumbing, Heating & Air Conditioning Service Since 1950

Since 1950, the Magnolia Companies have been providing homes, businesses and government offices in Maryland, Northern Virginia, and Washington, D.C. plumbing and HVAC services. Whether you need an emergency plumber in DC, a complete heating or cooling system installed in Rockville, MD, or a drain cleared in Maryland, we’ve got you covered. The entire Magnolia team works to provide:

  • Peace of mind that your plumbing and HVAC is done right and backed with a 100% Satisfaction Guarantee.
  • Faster response times with GPS-enabled fleet electronically dispatched from 3 locations serving Washington, DC, Maryland and Northern Virgina's Fairfax and Vienna areas.
  • Value and savings by utilizing today’s technology, advanced training, and trusted quality products which carry full factory warranties.
  • Convenience with extended service hours of 7 am - 7 pm, 7 days a week with no overtime charges on most of our residential services.
  • Experience the difference with a team you can trust.
Can Do. Will Do. Well Done - Guaranteed!

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    • Interesting Turkey Day Facts You’ll Be Glad to Know

      Thanksgiving is one of the best-beloved of holidays in the country, and is known as one of the most family-oriented. Although it’s common knowledge how the holiday got its beginnings, there are many fun and interesting facts about our holiday of thanks and family that you may not know. The following are some of the most interesting, yet little-known facts about Thanksgiving: 1. When President Lincoln declared Thanksgiving a national holiday, it was thanks to the efforts of a magazine editor named Sarah Josepha Hale, who was also the first person to advocate women as teachers in public schools, the Read more »

  • Magnolia Plumbing Heating & Cooling - 18 Customer Reviews - Washington, DC, MD
    • Licensed Journeyman HVAC Technicians, Plumbers, and Gas Fitters
    • On-Going Manufacturer and In-House Training
    • Drug Tested and Background Checked
    • Service All Brand & Models
    • Ongoing training
    • Serving Our Community Since 1950
    • Maintenance Agreements
    • Licensed, Bonded & Insured
    • Up-Front Flat Rate Pricing
    • Permits pulled & 100% Code Compliant
    • Serving DC, MD & VA
    • 24-Hour Emergency Service
    • Convenient Scheduling with Saturday Hours
    • Fully Stocked Trucks
    • Three Locations For Faster Service
    • Financing Options Available