Gem Plumbing & Heating Services is a plumbing and HVAC company that provides installation, repair, and maintenance services to residential and commercial customers in Rhode Island and Massachusetts. The company was founded in 1949 and is headquartered in Lincoln, Rhode Island. Gem Plumbing & Heating Services is known for its 24/7 emergency service and its commitment to customer satisfaction. The company has won numerous awards for its service, including the Angie's List Super Service Award and the Best of Rhode Island Award.