
General Contractor Windsor, ME: Additions With Room to Build
- Newman Homes is the general contractor Windsor, ME owners call when a job crosses several trades and needs one company responsible for the schedule and price.
- Windsor is a short drive east of our Augusta shop. We’ve worked here since 2017.
- Before starting the company in Maine, Brandon Roberge spent 25+ years building custom homes in Florida and Massachusetts.

- 25+ years in construction, building as Newman Homes since 2017
- Over 200 projects completed in Central Maine
- Affordable work, two-year written warranty
General contracting in Windsor, Maine, where working farmland and wooded lots spread out from the fairgrounds toward the Sheepscot and Vassalboro.
Open ground is the advantage in Windsor and exposure is the cost, so both go into the design. Roofs get framed for drifted snow, porch posts get detailed for uplift, and electricians check rural service capacity before a range and heat pump share one panel.
At about $320 per square foot on average, with a $280 starting point and $350 to $400 for higher-end finish, Windsor usually comes in below the lake towns for the same size because access is easier and permits are simpler. Sheepscot parcels add shoreland review.
Additions in Windsor, Broken Out by Type
Open ground is Windsor’s advantage. Exposure is the cost.
Both belong in the design.
Each of the six gets a fixed price with itemized costs, agreed upon before anything is delivered.
Attached garage additions. With acreage available we can build wide and deep with a generous apron, and on a detached structure Maine practice runs gravel right up to the door instead of a concrete apron.
Kitchen additions. Rural service drops are the constraint, so licensed electricians confirm capacity before a range and a heat pump both get added to the same panel.
Bathroom additions. Everything here is on private septic, so licensed plumbers and the town confirm the field can absorb the additional fixtures before design is locked.
Great room additions. On exposed field parcels the roof framing gets sized for drifted snow rather than for the flat number, which changes the beam schedule.
Sun room additions. Four-season rooms on windward elevations need better glazing and a properly insulated foundation, or they become the coldest room in the house.
Porch additions. Footings go below frost depth, and on open ground we detail the post connections for uplift as well as for load.
What homeowners say
Read more reviews- ★★★★★
Brandon and the team at Newman Homes did a great job at expanding my one car garage to a two car garage. They did exactly what I wanted, and then some.
Mark B.garage project - ★★★★★
I was very impressed with the promptness and professional completion of the job. I have no complaints. Great company.
Marcia A. - ★★★★★
Very quick, efficient, and enjoyable to work with. Everyone was so friendly.
Erin R.
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Related Services in Windsor

What Falls to the Contractor
Our contract covers the estimate, permits, subcontractors, daily supervision and a 2-year workmanship warranty.
Elijah prices the work and runs the site. Our office manages the schedule and sends photos twice a week.
Joe handles town filings. Brandon reviews the drawings and conducts the closing walkthrough.
That’s one agreement and defined roles, with no coordination left on your plate.

Where We Work in Windsor
We work along the farm roads around the fairgrounds, on parcels toward the Sheepscot and on the stretch toward Augusta and Vassalboro.
Standard building permits cover most new structures and additions in Windsor, so the paperwork is simpler than in shoreland towns.
Projects near the Sheepscot require shoreland review. We account for the extra time from the start.

When to Schedule Windsor Work
Most projects need four to twelve weeks of lead time.
Permits come through Town of Windsor Code Enforcement, which handles new structures and additions.
Farm roads soften badly during mud season, so we schedule heavy deliveries around it. The April through October window fills first.
Why the Estimate Sticks
We measure our performance monthly: 94% on the original timeline and budget across 200+ finished projects since 2017.
And we publish the other 6% on purpose. Perfect claims aren’t credible.
Any change that genuinely affects the price is written up and signed before the work happens.
Who We Build For in Windsor
Our clients include farm families and people who moved here for the acreage.
Homes are scattered across working farmland and wooded lots, with the fairgrounds near the center.
Large parcels avoid the setback fights and tight staging of town lots. There’s room for a real turning radius.
But rural sites bring wind and exposure. Owners are also responsible for maintaining their utilities.
Across 200+ completed projects since 2017, 94% finished on the original timeline and budget. We update that figure monthly.

How Much a Windsor Project Costs
Additions start around $280 per square foot and average about $320. Higher-end finishes run from $350 to $400. For the same square footage, Windsor usually costs less than the lake towns because access is easier and permitting is simpler. Septic capacity, electrical-service upgrades and snow-load framing on exposed sites are the items that move the price here. We walk the parcel before quoting, then provide a trade-by-trade breakdown showing what you’re paying for. Planning new construction? See our Maine home building cost guide.

How to Hire a General Contractor Windsor, ME
Here’s something you won’t find in a competitor’s ad: Maine has no state licensing standard for general contractors or builders.
Plumbers and electricians hold state credentials. Builders don’t.
The contract is the only thing you can actually hold someone to.
Ask for these five.
A builder who can produce all five within a week runs an organized business.
A fixed-price agreement itemized by trade, written under Maine's home construction contract statute, which caps the initial down payment at 1/3 of the price.
Insurance certificates for the builder and every subcontractor, delivered to you.
A written schedule and photo updates through the build.
Ours is 2 years, backed by an A+ BBB record.
Work built to the Maine Uniform Building and Energy Code.
Where is our shop?
Directions from Windsor, ME to our shop in Augusta
125 Community DrAugusta, ME 04330-8156

Start a Windsor Project
Call (207) 480-7700. Brandon usually answers, and the line is covered around the clock.
Email info@newmanhomesme.com with the address and a short description, or request an estimate.




