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South Shore Basement Finishing is a Quincy, Massachusetts basement contractor that renovates, finishes, and waterproofs basements for homeowners across the South Shore, including towns such as Abington, Braintree, Brockton, Hingham, Holbrook, and Hull. The company offers free estimates. A regional news outlet has cited the company as an example of homeowners choosing to finish basements rather than move or build additions.
“South Shore Basement Finishing Company, a Quincy, Massachusetts contractor that serves Holbrook, points to those findings as a reason more homeowners are converting unfinished basements rather than moving or building additions.”
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1 change recorded — last scanned Sep 19, 2026.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from South Shore Basement Finishing. 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
Decks and porches5.0
Clients returning for 10 and 20 years5.0
Detailed craftsmanship5.0
Renovates century-old structures5.0