Sentry Roofing

High-Quality Roofing Installation & Repair, Exterior Design & Installation, and Maintenance services for Residential Homes & Commercial Businesses.

High-Quality and Innovative Solar Solutions and Solar Panels for today, tomorrow and the future

Looking For A Trusted Roofing Contractor Near You?

Whether you need residential or commercial installation, we have the expertise to get it done right! We take care of the entire project from start to finish, allowing you to breathe a sigh of relief. Come find out why Sentry Roofing has been the top pick in New Hampshire and Massachusetts for over 30 years!
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Our Commitment To You

Transparent Quoting Process

Our process allows for both in-person and on mobile devices. We never use high-pressure sales tactics or hidden fees, so you can be sure you’re making the best decision for your home or business .

Quality Materials & Innovation

Our products are sourced from trusted manufacturers. Paired with a team of experienced installers who are dedicated to providing superior craftsmanship and the latest technology.

Reliability You Can Count On

We offer quick and easy scheduling, superior customer service, and extensive education on our products and services. For a hassle-free roofing experience, look no further!

Reliability and High Standards

Sentry Roofing brings Honesty and Innovation to roofing contracting while helping customers feel secure and safe knowing their home or business is protected for years to come.

We strive to be on the cutting-edge of the industry and we keep a pulse on the industry in order to bring you the best products and materials possible. Our commitment to you is to bring you the best with the most competitive prices in NH and MA.

With over 40 years of experience in the industry you can rest assured.

We’ve Got You Covered!

Introducing Hover:

Quick and Easy Quotes

  • HOVER quickly transforms photos of your home into a 3D model so you can easily visualize your project and know exactly what it will cost before the work begins
  • Fast, accurate measurements from your photos resulting in transparent quotes, that include cost of products and materials
  • No need to coordinate an in-home estimate, use Hover on your time! For an easy, fast and accurate mobile quote. Great for our customers in ME, VT, Northern NH, Western MA and all over New England!


Sentry lived up to its promise to quickly and efficiently install a new roof on our house. Workers were diligent and helpful in answering questions. Minor concerns were quickly resolved. Pricing was very competitive. A breath of fresh air from our prior roofing experiences.
Joe Petrick

Apr 7 2022, Google Reviews

Sentry Roofing was great.

They protected my property from damage and cleaned up after the job.

Roofing job was great too!

Michael C.

May 9 2022, Guild Quality

Thank you to Paul, Brett, Jay and the entire crew at Sentry Roofing for the professional and timely installation of our new roof here at the dealership. We appreciate your no hassle and “get it done” approach. Thank you again.
Keith Kopp

Jun 16 2022, Google Reviews


School Roof Replacement

School Roof Replacement

We completed this commercial school roof replacement in Washington NH. Description: Shingle Stripping and Replacement. Design Style: School. Primary Space:...