Transform Your Living Space With Home Additions in Boston

Coen Construction specializes in building and planning seamless home expansions that increase functionality and look. We customize every addition to fit the current style of your house, from basement finishing to new bedroom construction to kitchen expansion. Every improvement is made to fit well with careful design and professional building.

Our workmanship brings your vision to life with accuracy and care, from dormer extensions that increase curb appeal to open, welcoming family rooms ideal for entertaining. Home additions Boston are about more than generating additional room; they are about strengthening structure, increasing efficiency, and expanding your home's use.

Coen Construction stresses custom woodwork, structural upgrades, and energy-efficient solutions, including new windows and doors to increase utility and comfort. With years of experience in home additions Boston MA, we understand the challenges this area creates.

Boston's inner cities and neighborhoods — from Cambridge to Hyde Park.

The western suburbs stretching from the Charles River to the Sudbury Valley.

Plymouth County and the South Shore coast — from Milton to Plymouth.

"Our experience with Coen Construction for a bathroom ceiling restoration project was exceptional. Scott reviewed the project requirements and provided a detailed proposal. Completed promptly and professionally. We highly recommend Coen Construction!"

"My rear porch needed structural and cosmetic improvements. Scott provided a proposal outlining the scope of work. His crew showed up early. Whenever an issue arose, it was resolved without impacting the budget. They do quality work in a timely manner."

"They are all pleasant and made the process easy for us. They are able to do all the work and I would highly recommend Coen Construction!"

"It was beautiful. They went far beyond what we expected. What they did was incredible — a huge project. They said they would do it and they did it. They were great."