The Roofing Contractor Most Trusted by Glastonbury-Area Homeowners & Businesses

Your roof plays a vital role in protecting your home or business for many years. Whether you need it repaired, replaced, or simply inspected, it’s crucial to partner with a reliable roofing contractor that you can count on. Millstream Construction is a top roofing company with years of experience serving Glastonbury, Connecticut, the greater Hartford area and Massachusetts. We’d love to make you the next happy customer on our long list of satisfied clients.

Reliable Installation Service

Millstream Construction’s installation teams are committed to being the best. Their dedication to top-notch work is why we’re able to maintain elite status with GAF and Owens Corning, and why our customers can count on us when they need a roof inspection, repair, or replacement. Our installers believe in going the extra mile in order to provide industry-best roofing services. Plus, every roofing installation is heavily audited by our specialists using photo software, and at the end of every job, one of our experts will evaluate the installation of a new roofing system with a multipoint final inspection to ensure the roof was installed flawlessly and up to our high standards.

For customers in need of any roofing services, Millstream also offers additional siding services for homes that need a replacement to the siding of their home. 

Exclusive Warranties

Our commitment to using reliable installation practices allows us to maintain our elite status with Owens Corning and GAF. While this speaks to our designation as a top roofing company, it also qualifies our customers for the best warranties available. When you choose us as your roofing contractor, your new roof will be protected for the next 50 years. That’s a level of protection most other roofing companies cannot provide.

Get started on your roofing project with the pros at Millstream Construction. Contact us today and we’ll be glad to schedule a consultation at your home in Glastonbury or elsewhere in the Hartford metro area.

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Roofing Systems That Last

Celebrating Our Partnership With Esteemed Roofing Manufacturers

Our commitment to excellence allows us to maintain our status as an Owens Corning® Platinum Preferred and GAF Master Elite® Contractor.

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Our Roofing Services


Roof Repair

Reliable Roofing Repair

Don’t Let a Damaged Roof Bring You Down

Whether years of wear and tear or a recent storm is at fault, a damaged roof requires immediate attention. Our team of experts can evaluate your roofing situation, come up with the best repair plan, and get your roof fixed quickly.


Top-Notch Roof Replacement

Stunning Beauty, Unbeatable Defense

Your roof replacement should increase your home’s curb appeal while providing reliable protection from the elements. That’s why we install durable roofing systems from Owens Corning and GAF, two industry-leading manufacturers.


Meticulous Inspections

Keep Your Roof in Working Order With Regular Checkups

Don’t wait until it’s too late to take care of your roof. During a regular inspection, our roofing experts can catch small issues before they spiral into large problems. This saves you money—and headaches—in the long run.


Protect Your Property With a New Roof

EPDM & Other Systems That Provide Top-Notch Durability

Whether you own an apartment complex or a strip mall, having a reliable roof is crucial. At Millstream, we install top-notch roofing systems for commercial properties with flat, low-slope, and pitched roofs.

Owens Corning Platinum Preferred Contractor

What Does It Mean for You?

Becoming certified as an Owens Corning Platinum Preferred Contractor is an involved process and required Millstream Construction to:

  • Pass an installation workmanship inspection
  • Carry at least $1 million in general liability insurance
  • Receive a screening for financial stability and customer service
  • Have operated under the same business name for at least three years

This credential places us in a top tier of roofing contractors, establishing us as a company dedicated to service, honesty, and professional craftsmanship. What’s more, with this designation, we’re able to pass along their exclusive warranties that cover the workmanship for life.

GAF Master Elite Contractor

What Does It Mean for You?

The GAF Master Elite credential is a high honor, as only 2% of roofing contractors in the nation have received this designation. As a Master Elite contractor, GAF provides our installers with ongoing training so that our customers can be assured that their roofing system will be installed using the highest industry standards. In order to receive this credential, Millstream Construction had to prove we were:

  • Properly licensed
  • Adequately insured
  • Committed to ongoing professional training
  • Backed by a proven reputation

Due to our status as a GAF Master Elite roofing contractor, we’re able to provide our customers with superior protection for their roofing investment, including GAF’s Weather Stopper® 3-Part Roof Protection System. This warranty offers coverage against a variety of all-too-common roofing problems. Plus, we’re also eligible for a variety of specials as a Master Elite contractor, savings we pass on directly to our customers.

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