Verified record
Typical Greater Boston range for this kind of work, from regional averages — not a quote from Plus Carpentry Corp. 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
Plus Carpentry Corp is an Ashland finish-carpentry shop that homeowners call for one thing again and again: staircases. Across three years of Google and Thumbtack reviews, the same story repeats — a stair rebuild, rail, or run of hardwood treads pulled off cleanly in a house where nothing is square to begin with, and a carpenter named William who shows up when he says he will. The company has been in business about eight years, based at 36 Acton Rd in Ashland, and its own site describes a residential and commercial carpentry practice — custom built-ins, trim, cabinets, doors, windows, and staircases — with self-reported service reaching into the Worcester area. Its Massachusetts home improvement contractor registration, #209891, is verified active with the state. The carpentry focus shows up in real specifics: a four-day carpet-to-hardwood staircase remodel finished in one continuous stretch (2024), custom kitchen cabinet doors measured and installed with what one customer called meticulous attention (also 2024), and a set of pre-hung interior doors and trim completed under a tight deadline (late 2024). Older reviews from 2023 describe closet and basement cabinet work and a custom attic ladder, both praised for keeping customers updated throughout. Across Google (5.0★ from 7 ratings), Thumbtack (4.6★ from 42 ratings, 88% five-star), and HomeAdvisor (5.0★ from 12 ratings), the throughline is craftsmanship on tricky, non-standard carpentry — old homes, custom fits — plus responsiveness and a clean job site. One thing worth knowing before booking: Thumbtack's own rating breakdown shows 7% of its 42 ratings at one star, a share the specific reviews here don't reflect. For a carpentry project that needs a steady hand in an older or oddly-built house — a staircase, custom cabinets, or finish trim — Plus Carpentry's record points that way; confirm current pricing and timeline for the specific scope before booking.
We did not choose this contractor, but it really was a three way tie. We are happy to recommend this contractor to anyone who is serious about getting top notch work done.
Customer said they would recommend the contractor after a positive comparison experience.
Patient, careful , listened to our thoughts about design of the project and confirmed each step of the process with us. Provided information about code requirements. Thoroughly cleaned up the site at completion.
Did a great job with my staircase remodel! He was very responsive and easy to work with. I was able to schedule something within 1-2 weeks. He showed up when he said he would and completed the job quickly and neatly!
Customer reported a responsive, quick, and neat staircase remodel, with scheduling within one to two weeks.
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2 changes recorded — last scanned Aug 27, 2026.
Tore off a finished roof over minor misalignment5.0
Responsive project managers4.8
Deck & stair rebuilds4.6
Exterior painting4.2
Repaired a bad roof transition instead of a full tear-off4.0
Custom millwork3.5