79 School St, West Dennis, Massachusetts, 2670
Time In Business: 19 Years
McDonnell Mechanical Services Inc is NOT a screened and approved member of Contractor+ Club.
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McDonnell Mechanical Services (MMS) is a customer-focused heating, air-conditioning and ventilation company located in West Dennis, MA. We are State licensed (oil & gas) and fully insured serving the commercial and residential market of Cape Cod at a fair cost. McDonnell Mechanical Services technicians are fully certified and factory trained. Our staff keeps up with the latest building code changes, and we will identify and obtain the necessary p ...ermits for all installations. We will arrange all needed inspections by fire or gas inspectors.
SM 2721-M1
MA
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