21 L Fruean Ave

South Yarmouth, MA 02664



  • Plumbing Repairs and Replacements
  • Oil to Gas Conversions
  • Plumbing Fixture Installation
  • Boilers and Hot Water Heaters


  • High-Efficiency Boilers and Furnaces
  • On-Demand Hot Water Heaters
  • Seasonal Cleaning and Maintenance
  • Heat Pumps


  • Central A/Cs and Ductwork
  • Mini-Split System Installation
  • Seasonal Maintenance
  • Air Handler Cleaning and Repair

Welcome to Coastal Mechanical

Coastal Mechanical is a full-service contractor offering plumbing, electrical and HVAC services from Plymouth to Provincetown, MA. We are a locally owned company who believe in breaking the traditional poor reputation of the Cape Cod contractors. We strive ourselves on providing a quality service at a fair price. Our core values consist of being professional, providing excellent communication, and having a positive attitude. We employ 20 year-round residents and are capable of handling any job big or small!


Why Choose Us

Monday - Friday
7.30 am - 4 pm

Trusted & Recommended

Full Service Plumbing

Free Plumbing Quote

Emergency plumbing needed? Call our Plumbing Service

Quick and Reliable Emergency Repair of Leaked & Burst Pipes

Areas We Serve

Homeowners everywhere count on us for all aspects 
of plumbing

  • Barnstable, MA

  • Brewster, MA

  • Chatham, MA

  • Centerville, MA

  • Cotuit, MA

  • Dennis, MA

  • Eastham, MA

  • Falmouth, MA

  • Harwich, MA

  • Hyannis, MA

  • Marstons Mills, MA

  • Mashpee, MA

  • Orleans, MA

  • Osterville, MA

  • Provincetown, MA

  • Sandwich, MA

  • Truro, MA

  • Wellfleet, MA

  • Woods Hole, MA

  • Yarmouth, MA

Happy Clients

Get a Free Quote!

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Call Us

Visit Us

21 L Fruean Ave,
South Yarmouth, MA 02664