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Licensed and insured, we operate in the states of Massachusetts and New Hampshire

Your Plumbing, Heating, and 

Air Conditioning Contractors

About us


Founded in 1996, Main Stream Mechanical is a full-service plumbing, heating, and air conditioning contractor.  Customer satisfaction is our primary goal. We are dedicated to providing professional, prompt, and courteous service.

Our Technicians have over 60 years of combined experience in the HVAC/plumbing fields and participate in extensive training programs specific to each license held.

Ongoing product training is also an integral part of Main Stream Mechanical's endeavor to be well versed in the operation, repair, and installation of each brand of equipment we install. Our Technicians are experts in the installation and maintenance of high-efficiency equipment.


Our professional service teams include Master and Journeyman Plumbers and Gas Fitters who are dedicated to providing exceptional service. Our vehicles are stocked to efficiently handle routine calls, and we have same-day access to specialty stock.  

Call us at (978) 834-0849 to schedule a service call or for a no-obligation consultation for your heating, cooling,

or renovation project.

Calling after hours? No problem! We have an answering service so you always receive a personal response. Telephones are answered 24/7.

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