ADU Builders in Boston

Contact Us Today

Maximize your property’s potential with a beautifully designed Accessory Dwelling Unit (ADU). Whether you need a guest house, rental unit, or home office, we build high-quality ADUs that add space, functionality, and value to your home.

Why Beantown Builders

Backed by 40 years of construction experience, we provide a seamless ADU building process from start to finish. Our licensed team handles everything—including design, permits, and construction—while ensuring full compliance with local regulations.

With clear estimates, realistic timelines, and open communication, we make adding an ADU to your property simple and stress-free.

What Our Customers Say

Donald and Caroline were great in accommodating all of our needs and changes throughout the renovation of our parents' condo. They always kept open lines of communication, and made sure that we knew how any changes affected the total price of the project. We would absolutely use them again in the future.

Beantown Builders was a very professional with us. We completed a 203k gut rehab with them, and it was a good experience. The work was completed on time, and the project turned out great! The PM assigned to my job was awesome, and the owner took a vested interest in it as well, helping me through the design and lending process. Would highly recommend!!

Pulled me out of a hole and gave us a finished project of our dreams, literally, had a rehab loan, bad experience with the first Contractor, gave them a call, within a couple of weeks the house was nearly finished. Kudos for Donald, and his team, I recommend them to everybody who needs or asks me about them! 5 stars indeed and well deserved, once again THANK YOU, and await my call, I’ll be hiring you guys again no doubt!

Our Work

Interested in exploring our previous work? Browse our portfolio below and see how Beantown Builders can bring your vision to life.

FAQs

Are ADUs legal in Boston?

Yes, ADUs are allowed in Boston under specific zoning regulations. We handle all permitting to ensure your unit complies with local requirements.

What types of ADUs can I build in Boston?

Boston allows attached, detached, and basement/garage conversion ADUs in certain zoning districts. We can help determine the best option for your property.

Proudly Serving the Greater Boston Area

Beantown Builders is proud to serve both commercial and residential clients throughout Massachusetts. Our primary service areas include Boston, Brookline, Somerville, and Cambridge, but we also serve a wide range of other cities including Taunton, Quincy, Newton, Waltham, Lowell, Lawrence, Lynn, Haverhill, and Framingham.