Professional siding, window and door installation across Massachusetts by Maia Construction, a licensed contractor based in Charlton
Williamstown, MA • General Contractor • 5-Star Rated

Expert General Contractor in Williamstown, Massachusetts

Williamstown sits 105 miles from our shop in Charlton, which is close enough that we see the same patterns in its housing stock again and again. Housing here runs to gilded age mansions and ski-area chalets, much of it 60-150+ years old. What makes it harder here is longer winters and a shorter installation season than the eastern half of the state.

Licensed & Insured
5-Star Rated
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Why Williamstown 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 General Contractor Services in Williamstown, MA

Williamstown sits 105 miles from our shop in Charlton, which is close enough that we see the same patterns in its housing stock again and again. Housing here runs to gilded age mansions and ski-area chalets, much of it 60-150+ years old. What makes it harder here is longer winters and a shorter installation season than the eastern half of the state.

We have been working across Berkshire County since 2015, and the pattern is consistent: the jobs that come back are the ones where somebody rushed the parts nobody sees. Mountain-altitude weather severity is common enough in Williamstown 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 General Contractor Services in Williamstown, MA

Concretely, on a Williamstown project that means an agreed rate for hidden damage written into the contract before we start; siding, windows and doors sequenced so each is flashed into the next correctly; permits filed and inspections scheduled by us, in the right order against the material lead times. Materials are rated for the New England climate zone, and we account for wind funnelled along ridgelines, which is hard on soffit and fascia. 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

Combined siding, window and door packages
Full exterior envelope renovation
Trim, soffit and fascia systems
Porch, entry and portico rebuilds
Structural repair of exterior walls
Permit management and inspections
Single-contract project coordination
Insurance claim documentation

Why Williamstown Trusts Maia Construction

From the Charlton shop, Williamstown is a planned trip. We have jobs behind us in North Williamstown, East Williamstown, West Williamstown. 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 Williamstown — we will give you them.

Common General Contractor Challenges in Williamstown

exterior scope that grows once the walls are open, with no agreed rate for the extra
two warranties that each point at the other when something leaks
water damage that spans siding, trim and window openings and cannot sensibly be split up
old-growth wood rot

Our General Contractor Solutions for Williamstown Homes

an agreed rate for hidden damage written into the contract before we start
siding, windows and doors sequenced so each is flashed into the next correctly
permits filed and inspections scheduled by us, in the right order against the material lead times

Williamstown Neighborhoods We Serve

We provide general contractor services to every neighborhood in Williamstown, Berkshire County, including ZIP code 01267:

Williamstown CenterNorth WilliamstownSouth WilliamstownEast WilliamstownWest Williamstown

Williamstown Housing Types We Work On

Our team has extensive experience with the housing stock found throughout Williamstown, with homes averaging 60-150+ years old:

Gilded Age mansions
ski-area chalets
mill-town duplexes
Berkshire cottages
converted school buildings

Our General Contractor Process in Williamstown

01

Full exterior walkthrough

One walkthrough covering siding, openings and trim, because splitting them is where flashing details get lost.

02

One written contract

A single scope, a single price, and an agreed rate for whatever the walls are hiding.

03

Permits and sequencing

Permits filed and inspection slots booked before the crew is scheduled.

04

Staged execution

Openings, then envelope, then trim — each flashed into the next in the correct order.

05

Inspections

We meet the inspector at each stage; you do not need to be there.

06

Handover and warranty

You get one document, one number to call, and no argument about which trade owns a problem.

Cost Range

$18,000–$60,000 for a combined exterior package

Timeline

three to four weeks end to end, including inspection slots

Warranty

material coverage from each manufacturer and one 5-year guarantee across the entire project

5.0★

Google Rating

500+

Projects Done

105mi

From Williamstown

FREE

Estimates

General Contractor Transformations

See the quality of our general contractor work in Berkshire County

Whole-House Siding Replacement completed project in Atkinson, NH - After renovation by Maia Construction
AFTER
Whole-House Siding Replacement in Atkinson, NH - Before renovation, original condition
BEFORE
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Whole-House Siding Replacement

Atkinson, NHSiding

Rear elevation — the orange cedar gable and two mismatched greys replaced with one vinyl exterior.

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Recent Projects

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General Contractor Projects in Action

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Complete Home Renovation - Maia Construction home improvement project in Massachusetts

Complete Home Renovation

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Exterior Transformation - Maia Construction home improvement project in Massachusetts

Exterior Transformation

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What Our Customers Say

5.0 across 19 Google reviews — from homeowners near Williamstown and across Massachusetts.

5 out of 5 stars
Marcos installed new siding on my house. Their work is excellent. They work long hard hours. They were very respectful of my time and property. I highly recommend them.

Kevin Shea

New siding

5 out of 5 stars
Marcos and his crew do top quality work! Will use them for any and all future siding projects. They are on time, great

Brent Hardenbergh

Siding

5 out of 5 stars
Excellent and professional work by Marcos and crew.

M & B’s Home

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What Our Customers Say

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General Contractor FAQs — Williamstown, MA

Common questions from Williamstown homeowners about general contractor

How long will exterior contracting take on my Williamstown home?

Plan on three to four weeks end to end, including inspection slots. Berkshire County weather does move schedules — wind funnelled along ridgelines, which is hard on soffit and fascia is the usual reason — so we build a weather margin into the date we give you rather than promising one we cannot hold.

What happens if you find rot once you have started?

It gets photographed and shown to you the same day. Because the repair rate is already agreed, finding rot changes the invoice by a known amount rather than an argued one.

What usually goes wrong with exterior work on homes in Williamstown?

The three we see most often here: exterior scope that grows once the walls are open, with no agreed rate for the extra; two warranties that each point at the other when something leaks; and water damage that spans siding, trim and window openings and cannot sensibly be split up. Locally, mountain-altitude weather severity comes up repeatedly on gilded age mansions.

What parts of Williamstown do you cover?

All of it, including South Williamstown, West Williamstown, Williamstown Center and the rest of ZIP 01267. We also work throughout Berkshire County.

Do you pull the permits, or do I?

We do. We file with the Williamstown building department, schedule the inspections and meet the inspector on site. As a Massachusetts Home Improvement Contractor (HIC #204634) that is our responsibility, not yours.

Can you match existing work on part of the house?

Sometimes. On a gilded age mansions 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.

Service Area: Williamstown, MA

Ready to Transform Your Williamstown Home?

Ready for professional general contractor? We're just 105 miles away. Call now or request a free quote — no obligation.

MA HIC #204634
5.0 Star Rating
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