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Dseventy3 Construction LLC
Came back to fix deck stairs years later5.0
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Verified record
Alex Quintao has a professional profile on LinkedIn.
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No changes recorded yet — last scanned Sep 4, 2026.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from Alex Quintao. Use it to sanity-check bids, then get the real number in writing.
A typical single-level deck is 12×16 — about 200 sq ft.
Estimated range
$7,750 – $14,500
Typical carpentry project around $11,100
Came back to fix deck stairs years later5.0
Decks and porches5.0
Custom sheds5.0