Doors in Connecticut & Massachusetts
When you’re planning an exterior door replacement in Connecticut or Massachusetts, Millstream Construction is a BBB-accredited and A+ rated remodeler you can trust.
Door Replacement
We can provide you with a quality new door installation that improves the appearance, security, and energy efficiency of your home.
Learn MoreDoor Styles
Select from a variety of beautiful door styles for your entry doors and patio doors, all of which feature durable materials.
ProVia Doors
Every door makes an impression, but not every door is built to last. ProVia Doors combine security, craftsmanship, and beauty, giving you lasting value.
Limited Time Offers
Pay Nothing Upfront—0% for 12 Months!
Get started today with Millstream Construction—no interest, no application fee for 12 months!
25 Years of Trusted Craftsmanship
Millstream Construction backs every project with a 25-year workmanship warranty.
GAF Warranties for Lasting Roof Protection
Secure your home with trusted GAF warranties from Millstream Construction.
Preferred Connecticut and Massachusetts Door Replacement Company
Getting new doors can make your home more energy efficient, help prevent intrusions, and welcome guests with style. However, not all doors provide the value you deserve, and without proper installation they won’t operate as they should. At Millstream Construction, we provide reliable solutions that protect your home, your budget, and your peace of mind.

Strong Construction
We install doors made with durable materials that resist damage from wind, rain, impacts, and more.

Precise Installation
Your door installation is completed quickly to help keep your home and family from exposure to the elements, and our quality is assured.

Cost-Effective Pricing
In addition to competitive pricing, we provide a variety of financing options to make budgeting a hassle-free experience.

Guaranteed Results
Our commitment to quality doesn’t end with the installation. We provide a 25-year workmanship warranty for ongoing support.
Check Out Examples of Our Work Today
Do you want to see our workmanship for yourself? Visit our online gallery of past projects in Connecticut and Massachusetts!
Top Connecticut and Massachusetts Door Contractor Since 2009
When you need a door replacement company that can be trusted to provide a high-value home upgrade, you know who to call. Millstream Construction has been a go-to remodeler for more than 15 years, and our professionals have over 50 years of combined experience. Find out if we provide new doors in your area!
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