“Marcos and his team replaced all 38 windows on my house in 2023. Marcos was communicative, transparent and very easy…”

Expert Doors in Merrimac, Massachusetts
If you are weighing door installation on a Merrimac home, the housing stock here narrows the sensible options considerably. The stock dates from 17th century to present, so 60-150+-year-old assemblies are the norm rather than the exception. On top of that, Essex County deals with nor'easters that load a wall with water and wind from the same direction for hours.
Why Merrimac Homeowners Choose Us
10+ Years of Excellence
Over a decade transforming Massachusetts homes. 500+ projects completed with expert precision and attention to detail.
MA Licensed (HIC #204634)
Fully licensed, bonded, and insured. Your investment is protected from start to finish with our comprehensive coverage.
5.0 Star Google Rating
Consistently rated 5 stars across 19 verified reviews. Our customers' satisfaction speaks louder than any advertisement.
Transparent, Fair Pricing
No surprises, no hidden fees. Get detailed written quotes upfront — we honor our prices and never upsell.
Premium Materials Only
We partner with top brands: James Hardie, CertainTeed, Andersen, Therma-Tru. 25-50 year manufacturer warranties included.
Local & Responsive
Charlton-based family business. We answer calls personally, respond same-day, and treat your home like our own.
Expert Doors Services in Merrimac, MA
If you are weighing door installation on a Merrimac home, the housing stock here narrows the sensible options considerably. The stock dates from 17th century to present, so 60-150+-year-old assemblies are the norm rather than the exception. On top of that, Essex County deals with nor'easters that load a wall with water and wind from the same direction for hours.
The reason we push people toward a local contractor for door installation is not loyalty to the idea — it is that the failures we get called out to fix are almost always detail failures, and details are what a crew working forty miles from home stops caring about at four in the afternoon. Salt air corrosion on exterior materials is common enough in Merrimac that we price for it rather than acting surprised. We do not subcontract. That is the whole reason we can hold a start date and the reason the standard does not drop between the first elevation and the last.
Comprehensive Doors Services in Merrimac, MA
Concretely, on a Merrimac project that means multi-point locking hardware on taller units, so the slab stays sealed along its full height; adjustable thresholds set to your actual floor height for a clean sweep seal; rebuilding the opening square before the new unit goes in, rather than shimming around the problem. Materials are rated for the New England climate zone, and we account for wind-driven rain off the water, which finds any seam that was cut short. None of that is exotic. It is manufacturer specification, followed properly, which is a lower bar than the industry's reputation suggests and still the thing that decides how the wall looks in year twelve.
What We Offer
Why Merrimac Trusts Maia Construction
Merrimac is 38 miles out for us, which is inside the radius where we can get back quickly. We have worked in South Merrimac, North Merrimac, West Merrimac. That distance is mostly about the boring things: being there for the inspection, and coming back out under warranty without it being an expedition. We carry MA HIC #204634 and full insurance, and our Google rating is 5.0 across 19 reviews. Ask for the addresses of recent work near Merrimac — we will give you them.
Common Doors Challenges in Merrimac
Our Doors Solutions for Merrimac Homes
Merrimac Neighborhoods We Serve
We provide doors services to every neighborhood in Merrimac, Essex County, including ZIP code 01860:
Merrimac Housing Types We Work On
Our team has extensive experience with the housing stock found throughout Merrimac, with homes averaging 60-150+ years old:
Our Doors Process in Merrimac
Assess the opening
We check the framing, sill and threshold for rot and square before quoting anything.
Select the unit
Sidelights, transoms, decorative glass and lock type, with samples on site.
Order to the real opening
Ordered to measured dimensions, with the swing and hinge side confirmed in writing.
Remove and repair
Anything rotten in the sill or jamb is cut out and replaced before the new unit is offered up.
Set, flash and seal
Pan flashing first, then the unit set plumb and fixed through to framing rather than jamb alone.
Hardware, adjustment and handover
Locks fitted, sweep adjusted, trim finished, and the door operated with you.
Cost Range
$1,800–$5,500 installed, depending on the unit and the opening
Timeline
one working day, and we never leave an opening unsecured overnight
Warranty
lifetime coverage on fiberglass slabs, backed by our own 5-year guarantee
5.0★
Google Rating
500+
Projects Done
38mi
From Merrimac
FREE
Estimates
Doors Transformations
See the quality of our doors work in Essex County


Whole-House Siding Replacement
Atkinson, NH • Siding
Rear elevation — the orange cedar gable and two mismatched greys replaced with one vinyl exterior.
See the full project →Recent Projects
View All ProjectsDoors Projects in Action
Watch our team install doors across Massachusetts

Complete Home Renovation
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Exterior Transformation
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What Our Customers Say
5.0 across 19 Google reviews — from homeowners near Merrimac and across Massachusetts.
“We had Maia Construction replace siding and trim and were very pleased with all of their work. They were extremely professional and timely and we had a very good experience.”
“The guys did excellent work; they showed up every day on time. I was impressed with their hard work and craftmanship.…”
What Our Customers Say
Real verified reviews from Massachusetts homeowners
Doors FAQs — Merrimac, MA
Common questions from Merrimac homeowners about doors
What does door installation cost in Merrimac?
Our Merrimac projects generally land at $1,800–$5,500 installed, depending on the unit and the opening. The spread comes down to size, material and what we find once the old work comes off — which is why our written quote includes an agreed rate for hidden damage rather than a guess. Estimates are free and we do not price on the doorstep.
What happens if you find rot once you have started?
We stop, photograph it and show you before covering anything back up. The repair rate is agreed in the contract before we start, so there is no renegotiation with your wall open.
Can you match existing work on part of the house?
Sometimes. On a saltbox colonials we can often match a single elevation closely enough that it reads as original. Where the existing material has faded past matching, we will say so rather than sell you a repair you will be unhappy with.
Are you actually local to Merrimac?
We work out of Charlton, 38 miles away — under an hour. That matters mostly for the unglamorous parts: getting back out for a warranty call, or being on site when the inspector is.
What usually goes wrong with doors on homes in Merrimac?
The three we see most often here: storm doors fitted over units that should have been replaced years earlier; hinge screws pulled out of soft jamb material, taking the door out of alignment; and a slab that was planed to fit a racked opening, so it can never be rehung square. Locally, salt air corrosion on exterior materials comes up repeatedly on saltbox colonials.
What parts of Merrimac do you cover?
All of it, including West Merrimac, East Merrimac, North Merrimac and the rest of ZIP 01860. We also work throughout Essex County.
Other Services in Merrimac
Doors Near Merrimac
Service Area: Merrimac, MA
Ready to Transform Your Merrimac Home?
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