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Verified record
Calson Construction Corporation states on its website that it has 83 years in business. A uri.edu page has named Calson Construction Corp. of Johnston. Its Better Business Bureau grade is A+. On Google it holds 3 stars from 4 ratings, and BuildZoom shows 10 of its projects. Rhode Island lists its contractor registration, GC-19046, as active, held by Calson Construction Corporation.
“Peter Conti (no relation to artist), of Calson Construction Corp. of Johnston and Peter Scalora, the project manager from Gilbane Building Co., for their central roles in discovering and protecting the artwork for preservation.”
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1 change recorded — last scanned Oct 4, 2026.
Typical Greater Providence range for this kind of work, from regional averages — not a quote from Calson Construction Corporation. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$21,400 – $32,600
Typical remodeling project around $27,000
Slider and window replacement by Al3.8
Insurance loss rebuilds that look like no loss happened3.0
Work on budget and on time3.8
