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Pioneer Post and Beam
Cabin build finished ahead of schedule3.5
Diversified Construction
45 years in businessNot yet rated
Js Contractors Inc
36 years in businessNot yet rated
Belchertown, MA399 George Hannum St, Belchertown, MA 01007
Verified record
Alan R. Kotowicz holds Massachusetts home improvement contractor registration number 169920, which is active on the state registry. BuildZoom shows 10 projects for the business.
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No changes recorded yet — last scanned Sep 29, 2026.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from Alan Kotowicz Custom Home Buil. 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
Cabin build finished ahead of schedule3.5
45 years in businessNot yet rated
36 years in businessNot yet rated
