Interior Trim
Baseboards, door and window casings and trim details, installed with tight miters and consistent reveals.
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Finish Carpentry · Quincy, Massachusetts
Premium Finish Carpentry. Built Around the Details.
Professional finish carpentry, deck finishing, doors, windows, trim and custom built-ins based in Quincy and serving Massachusetts and New England.
Masterline Carpentry INC
The finish is the part you live with.
Framing gets covered up. Trim, doors, windows, built-ins and deck railings are what you see and touch every day. Masterline is an owner-operated finish carpentry company in Quincy, MA, focused on that final layer: tight joints, straight lines and a clean job site at the end of every day.
Clean installation
Work areas protected and cleaned at the end of every day.
Clear communication
You know what’s happening, when we’ll be there and what comes next.
Reliable scheduling
Start dates we can keep, and a heads-up if anything changes.
Honest estimates
A detailed written scope and price, sent by email before any work begins.
Services
Finish carpentry, from trim to the deck rail.
Residential finish work for homeowners, and dependable finish carpentry for the builders and remodelers who hire us.
Doors
Doors hung plumb and square, adjusted to close cleanly, and finished with matching casing.
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Windows & Window Trim
Window installation and the interior trim that finishes it: stools, aprons, casings and extension jambs.
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Custom Built-Ins
Bookcases, wall units, mudroom benches and shelving, built to fit the room they’re in.
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Deck Finishing
Composite decking, railings, stairs, fascia and trim: the finish layer that makes a deck look complete.
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Repairs & Punch Lists
Small carpentry repairs and punch list items, handled with the same care as a full project.
Learn moreAlso available: LVP and hardwood flooring installation
Portfolio
Selected work.
Before & After
See the difference the finish makes.
Drag the handle to compare.
How a project runs
A straightforward process.
Request an estimate
Send a few details through the form, or call.
Review the scope
We go over the project with you, on site when it calls for it.
Detailed estimate
You receive a written estimate by email, with the full scope spelled out.
Scheduled work
A confirmed start date, protected work areas and daily clean-up.
Final walkthrough
We walk the finished work with you before we call it done.
For contractors
Looking for a Reliable Finish Carpentry Partner?
Masterline works with general contractors, builders, remodelers and other trades, and we value long-term working relationships.
- Finish carpentry
- Trim packages
- Doors and windows
- Deck finishing
- Punch lists
- Small carpentry projects
- Hourly / small-job work
Free estimate
Tell us about your project.
Send a few details about the job. We’ll follow up to talk through the scope, schedule and price.