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Verified record
License not state-verified. We could not confirm a current registration in the state registry. Insurance is self-reported.
- Not rated by the BBB
- 9 work photos
Highlights
- Consistently praised craftsmanship — 2013 Houzz reviews call the work amazing and beautiful
- Repeat, longtime clients — one family used them twice over nearly 25 years
- High-end press credits — Boston Magazine and Veranda repeatedly name them as contractor
- On-time delivery — reviewers cite projects finished on schedule and on budget
The Chelsea Company is a Wellesley, Massachusetts general contracting and renovation firm run by owner Jack Sullivan, specializing for decades in historic renovations, custom build-outs, and whole-home projects — the company's own site says over thirty years, while its Houzz profile puts it at over twenty-five. The track record is a remarkably consistent one. In four detailed 2013 Houzz reviews, homeowners call the craftsmanship "amazing," the results "absolutely beautiful," and the process kept clean and on schedule; one family, who'd known Jack Sullivan for nearly 25 years, hired the company for two separate projects and called both experiences excellent. That same reputation shows up repeatedly in the local press: Boston Magazine and Veranda have both credited the Chelsea Company as the builder on high-profile historic Wellesley-area renovations — a 1930s Georgian Revival reconfiguration and a Royal Barry Wills-designed Colonial — working alongside architect Frank Shirley and designer Katie Rosenfeld, with the most recent feature running in early 2026. On the licensing side, BuildZoom shows an active Massachusetts Home Improvement Contractor registration (#185047) and building permits for kitchen, bathroom, basement, and addition work in Auburndale, Needham, and Newton between 2020 and 2023, so the company has stayed busy well past its 2013 review history even without newer customer write-ups. A couple of things are worth squaring away before hiring: the company's own website lists a Wellesley address and phone number, while its BuildZoom profile shows a different Natick, MA address and phone for The Chelsea Company, LLC — worth confirming which is current. This is a high-end operation built on referrals and repeat clients rather than a large review volume, so ask to see recent project photos and speak with a recent reference directly given how much time has passed since its last written reviews.
What does a remodeling project cost in Greater Boston?
Typical Greater Boston range for this kind of work, from regional averages — not a quote from THE CHELSEA COMPANY. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$23,000 – $35,000
Typical remodeling project around $29,000
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