Garage conversion — a 2025 reviewer wrote JC made their garage usable space
Back porch — a 2026 reviewer wrote Jefferson did a beautiful job
What does a hardwood floor cost in Greater Boston?
Typical Greater Boston range for this kind of work, from regional averages — not a quote from JC Builders And Renovations Corp. Use it to sanity-check bids, then get the real number in writing.
General Contractor / RemodelingCarpentrygarage conversion
New deck — a 2025 reviewer wrote JC builders did a great job
Clean job site — a 2025 reviewer wrote they left the job site clean
In 2026 a reviewer wrote that Jefferson did a beautiful job with their back porch. The reviewer wrote in 2026 that he took all materials off the property upon completion of the job.
In 2025 a reviewer wrote that JC closed off their garage and made it into usable space. In 2024 a reviewer wrote of having JC and his guys reno and close off their garage so it could be used as an extra room.
In 2025 a reviewer wrote that JC builders did a great job with the new deck they installed at the reviewer's house. In 2025 a reviewer wrote that J helped them through a redo of their home, roof, siding, insulation, and interior work. In 2025 a reviewer wrote that they left the job site clean and the work was done on time. In 2024 a reviewer wrote that J Costa helped transform their house into a home.
MA home improvement contractor licence 216961 is active on the state registry under JC Builders and Renovations Corporation. The company's website reports 17 years in business.
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Most recent comments
5.0Sep 14, 2026
This company is honest, reliable and thorough in their craft. I found them through Angis list. Jefferson is a master at building/restructuring decks/porches. I can finally sit on my back porch without fear of falling through. He did a beautiful job with my back porch. I was thankful that he took all materials off my property upon completion of the job. Jefferson and Juvenil showed up when they said they would. I don’t have any complaints.
Excellent will highly recommend honest and best beatable prices friendly and on time on with the job. Hands down one of the best company out there.👏🏼👏🏼
JC was great. He closed off our garage and made it into usable space. He got it done in a timely manner and was easy to communicate with. Pricing was very reasonable and he gave us options to work with our budget.
Respectful, communicative contractor with a human touch. I appreciated the flexibility and creativity required to complete the project in a timely manner.
