Coastal Windows & Exteriors of Massachusetts

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About Us

We service the Massachusetts, Southern New Hampshire, parts of Maine and surrounding areas. Reach out to us if you’d like a consultation, (978) 717-2841

About Us:

Coastal Windows & Exteriors is a reputable construction company that specializes in providing high-quality window and door replacement services. They have earned a strong reputation for their dedication to delivering top-notch products and services to homeowners in the region. Coastal Windows understands the importance of energy-efficient and aesthetically pleasing windows and doors in a home, and they offer a wide range of options to meet the unique needs and preferences of their customers.


With a commitment to excellence and a team of experienced professionals, Coastal Windows is known for its attention to detail and precision in every project they undertake. They strive to improve the energy efficiency and curb appeal of homes while ensuring a seamless and hassle-free installation process. Coastal Windows' dedication to customer satisfaction and their expertise in the window and door industry make them a trusted choice for homeowners looking to enhance the beauty and functionality of their properties.


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Read what 590+ clients have said about our services:

Recent Work

25 Tobey Garden Street,Duxbury, MA, US

Check out this James Hardie clap siding job in Duxbury! The homeowners are loving the color combo Grey Slate with Arctic White trim. Learn more about us HERE

25 Tobey Garden Street , Duxbury, MA, US
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  • James Hardie Clapboard

38 Rosewell Road,Bedford, NH, US

38 Rosewell Road , Bedford, NH, US
  • GAF Timberline HDZ
  • GAF Timberline HDZ: Pewter Gray

Customer Reviews

Bill Smith — review for Coastal Windows & Exteriors
Bill Smith
Ewan came to visit this morning to help us decide on a new front door replacement. It was a professional and charming experience. He told us right up front that it is ok to say no. I love that. He took us through a well informed sales process. And we decided to purchase a beautiful new door. Thank you Ewen!
Tom Stewart — review for Coastal Windows & Exteriors
Tom Stewart
Met with Ewan Sellars- very professional, knowledgeable, helpful and presented options clearly.
tamorah campbell — review for Coastal Windows & Exteriors
tamorah campbell
The reps who came here - Frank and Sean - were both personable and professional. They spent over two hours here, measuring windows and expertly explaining the different options that are available. Their pricing and customer service were beyond my expectations --- I am looking forward to having their company do the work on my house. I know I will be in good hands and trust the work will be done well.
Eileen Leibowitz — review for Coastal Windows & Exteriors
Eileen Leibowitz
Mike and Sean from Coastal Windows & Exteriors were great. They both were professional, friendly and knowledgeable. They spent time getting to know us and what would work best in our home. We look forward to working with them on our window project! Update 8/15/25: Our window replacement project was completed this week and we can't say enough good things about our experience with Coastal. The timeframe was right in line with what Mike and Sean had originally told us. Sarah and Pam in the office... Read more
Greg Burk — review for Coastal Windows & Exteriors
Greg Burk
Cody and Will were awesome!