GEM Van Outside

We’ve Got You Covered Wall-to-Wall

From the basement to the roof, from one side of the house to the other—we do it all, at the highest of quality. From our family to yours.

Heating & Cooling Icon


Keeping your home comfortable and your energy bill low is our number one priority. Our technicians specialize in high-efficiency heating and air conditioning systems.

Plumbing Icon

Plumbing & Drains

From drain cleaning to leaky pipes, we take our mission to provide the best plumbing service seriously.

Electrical Icon


From on-time arrivals to factory-authorized installers, we make sure that you are getting the very best in electrical service.

Commercial Icon


Our highly trained and skilled professionals offer the commercial solutions you need, for any industry.

Mechanical Icon


Working with highly experienced architects, general contractors, and building managers, we aim to provide the best project services of any scale.

Smart Home Icon

Smart Home

Whether you wish to control your house temperature on the go or have a touchless faucet, we have a licensed expert ready to help.

Indoor Air Quality Icon

Indoor Air Quality

It is important that the air you are breathing is comfortable and safe. We will keep your air quality above standard, to keep your family happy and healthy in your home.

GEM Technician Fixing HVAC Unit

GEM Proudly Serves Southern New England From Connecticut to Rhode Island

  • Rhode Island
  • Essex County, MA
  • Norfolk County, MA
  • Suffolk County, MA
  • Bristol County, MA
  • Middlesex County, MA
  • Plymouth County, MA
  • Worcester County, MA


Roger Reviews Headshot

I would and will recommend them to everyone I know who can use their services. I also felt it was good value for the price. Thanks again GEM.

Roger S.

Michelle Review Headshot

Every interaction I have had with someone from Gem had been wonderful. Yesterday Bryan P and Anthony C came out to install dual units and they were so helpful, polite and respectful. They left my house looking beautiful and it was like they were never even there.

Michelle M.