The team behind Sentry Roofing ensures we stay the premier residential & commercial roofing contractor for the New Hampshire & Massachusetts area. Experienced & professionals roofers get the job done right.

Paul Modzeleski

Paul Modzeleski, is the owner and found of Sentry Roofing. He has earned the nick-name “Dr. Roof” from his 40 plus years of experience in the roofing industry, attention to detail, and his extensive knowledge of different styles of roofs and roofing materials. Paul prides himself on his “hands-on” approach to roofing and sales by focusing on the customer and taking his time to meet with you, provide a free estimate and answer any questions or concerns you might have. After all these years you can still see Paul climbing on a roof every now and then! If you need to rent a dumpster, he can help you with that too! Paul’s passion is family, and has instilled the same knowledge and values in them, turning Sentry Roofing into a true Family Business!

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TJ Howley

TJ Howley, Paul’s son in law and right hand man, runs Sentry Roofing’s daily operations, oversees all roof installations and repairs, and assists Paul with sales appointments. TJ is dedicated to superior customer service and takes the time to educate the customers on the installation process. TJ loves learning about new roofing techniques and materials and takes pride in his great problem solving skills!

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Derrick Jacques

Derrick Jacques, Paul’s son in law and Dumpster Truck Driver extraordinaire, brings his knowledge of trucks and machinery to each job assuring each dumpster is strategically placed for your roof installation! Be sure to honk and wave to Derrick, and his Labrador side kick Bauer, whenever you see the “Pink Trash” truck!

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Michelle Walker

Michelle Walker, office manager, is the point of contact for all appointment scheduling and any questions you may have about Sentry Roofing. She is friendly, knowledgeable and eager to assist any of Sentry Roofing’s customers!

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Dave Ayers

Dave joined the team in 2017 as a Project Manager and quickly climbed the ranks earning the respect of our installers and management team. Today, Dave is responsible for a majority of the Sentry Roofing estimating and sales appointments as well as ensuring his customers get exactly what they were promised. Dave's background, personality and work ethic have secured him a place in the Sentry family.

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Jhonattan "Johnny" Quintero

Johnny has been working in the roofing industry for almost 20 years and is the Installation Manager for Sentry Roofing. Johnny has personally installed thousands of roofs including asphalt shingles, metal, EPDM & TPO roof systems. His knowledge, friendly demeanor and award-winning smile make him an invaluable asset to the team!

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