Harley & Duffy

Harley & Duffy Harley & Duffy provides residential plumbing, heating and air conditioning services. Give us a call anytime at 240-510-3455.

Harley and Duffy is a residential plumbing, heating and air conditioning company created with YOU the homeowner in mind. Founders Erik Harley and Sean Duffy have been working together in the commercial HVAC industry for close to 20 years, and developed Harley & Duffy to fill a need for reliable, quality home services in Southern Maryland. For the majority of our services, Harley & Duffy offers a f

lat-rate pricing plan that keeps customers in control of the costs. Whether you’re looking to upgrade or replace your AC system or just need us to fix a leaky faucet, our highly trained technicians are ready to help. We offer 24-Hour Emergency Service in Prince George’s County, Anne Arundel, Calvert and Charles Counties. At Harley & Duffy, we believe it’s all about respect – for you, your home, your time, and your hard-earned money.

-We’ll be there on time-
We know how busy your lives can be, and won’t waste your time by showing up late. When you call us to make an appointment, we promise to arrive within the scheduled 2-hour window, so you can plan the rest of your day with confidence.

-We’ll treat your home like it’s our own-
From wearing booties to protect your floor, to cleaning up after any messy repairs, we’ll treat you – and your home – with the respect you deserve.

-We won’t leave you guessing about costs-
With our straightforward, flat-rate pricing model, you’ll know exactly what you’re getting for your money, with no surprise fees. Whatever the size of your job needs, Harley and Duffy can handle it. Our highly-trained technicians use state-of-the-art equipment and are certified to perform a wide range of repairs and installations. Whatever you need, a comfortable home, guaranteed.


7703 Crain Highway
Upper Marlboro, MD


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