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"We’re proud of the company we keep"

In the wake of the Coronavirus, we’ve got a few more ideas and products to add to your toolbox.  Try these solutions from Nu-Calgon.

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Visit William E. Kingswell, Inc. today for high-quality heating, cooling, and air cleaning products.

Visit Us In Person

William E. Kingswell, Inc.
5320 Sunnyside Avenue
Beltsville, MD 20705

Give Us a Call

Toll-Free: 1-800-262-1930

Send Us an Email

Our Business Hours

Monday-Friday: 7:30 AM-5:00 PM

Our Preferred Payment Methods

We accept Visa, MasterCard, American Express, Discover, cash, and company checks.

Our Service Areas

William E. Kingswell works with businesses and homeowners throughout Maryland, Washington, D.C. and Virginia, including Baltimore, Frederick, Annapolis, Fairfax, Manassas, Richmond, Fredericksburg, Virginia Beach, and Leesburg.

No Problems, Just Solutions at William E. Kingswell

William E. Kingswell is a premier provider of commercial and residential heating and cooling services. Since 1937, we have provided an unparalleled level of customer service to all of our clients, and we love raising the bar for what an HVAC distributor can be. We offer a comprehensive range of high-quality heat pumps, boilers, unit heaters, duct heaters, and more. To learn more about our extensive range of AirEase, Concord, Allied Commercial, and Magic-Pak HVAC equipment, contact us today!