Plumbing, Oil Services, Heating & AC
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Areas We Serve

Full-Service Energy, HVAC, and Plumbing in Massachusetts

Dempsey Energy, originally known as Dempsey Pro Services, has been serving Mansfield and all of Massachusetts since 1992. We provide our customers with all the services they need to keep their home systems running smoothly, from oil delivery to heater repair to drain cleaning. With over 25 years of experience under our belt, we bring a wealth of skill and knowledge to every job, which allows us to find quick, efficient, and painless solutions to any kind of issue.

Our licensed and certified technicians are always prepared to handle anything you need, from basic maintenance to emergency repairs. Contact us online or call (617) 997-4310 today to learn more about the exceptional services we offer in your neighborhood.

Proud to Bring Quality Services to the Following Areas:

Not sure if Dempsey Energy’s team travels to your town? Ask us! We’re always happy to help all Massachusetts residents, even those outside our listed areas.

Our Commitment to Our Customers

Over the years, our customers have come to expect a lot from us, and we won’t settle for simply meeting those expectations – we do everything in our power to exceed them. We’ve screened and streamlined our staff so that you’re getting only the best technicians and the highest level of care. To us, you’re not just a customer, you’re our partner in creating a comfortable, functioning home for you and your loved ones. With Dempsey Energy, you can also count on us to provide a variety of benefits alongside our services, such as 24/7 emergency service and free installation estimates.

Contact us online or call our office at (617) 997-4310 today to schedule a service appointment and find out the difference our team can make for your property!

Why Choose Dempsey?

  • Licensed & Certified
    Techs for Your Protection

  • Free Estimates
    on Installations

  • Emergency
    Services Available

  • Offering a Wide
    Range of Services