Donovan Plumbing & Heating

Merrimack Valley Plumbing provides trusted plumbing, HVAC, and electrical services for homeowners and businesses in Haverhill, MA, Andover, MA, and surrounding areas. Our licensed and insured team delivers expert solutions, from heating service in Andover, MA to ac system replacement in Haverhill, MA, as well as plumbing repairs, water filtration systems, electrical upgrades, and generator installations. Available 24/7 for emergency plumbing needs, we focus on quality workmanship and reliable service. Whether it’s routine maintenance or complex installations, our commitment to excellence ensures lasting results. Contact us to discuss your service needs with a knowledgeable professional.