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Our Team

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

Sentry Roofing's owner and founder, Paul Modzeleski, has earned the nickname "Dr. Roof" through over forty years of personal experience in the roofing business. His sharp attention to detail and extensive knowledge of various roofing styles and materials allow Paul to uphold this title year after year. With Paul, the customer always comes first, which is why he prides himself on his "hands-on" approach to roofing and sales to ensure and exceed full customer satisfaction every time. As a customer, you can rest assured that a personal meeting, free estimate, and answers to any questions you might have are all guaranteed through Paul, who may even climb on your roof himself to ensure that quality inspection! Apart from roofing, he will also rent out dumpsters for any outside projects you may already have scheduled! Family comes first for Paul, so find out with a first hand experience how the Sentry Roofing family conducts its business; with integrity, honesty, care, and teamwork!

TJ Howley

TJ, Paul's son in law and right hand man, is involved with almost every roofing process at the company. He is the guiding hand for roofing repairs and installations and often times assists Paul with customer sales and appointments. TJ is the epitome of excellent customer service, combining a wealth of roofing knowledge with an extremely personable and friendly attitude to ensure the quality that Paul has ingrained into the company. He is quick to solve any problems and takes great pride in his ability to always be there for the customer and the company. With TJ, you are always in good hands!

Derrick Jacques

Derrick is Paul's other son in law as well as Sentry Roofing's mechanical mastermind. With an extensive knowledge of engine and truck mechanics, Derrick keeps the wheels of Sentry Roofing rolling with efficiency and an unparalleled work ethic. He is often times seen with his trusty labrador sidekick, "Bauer", on various job sites ensuring a safe and smooth process for the customer and work crew. Be sure to say hi to both of them, especially Bauer!

Michelle Walker

Michelle is the company's office manager and waypoint for all communication
processes within Sentry Roofing. She is thorough in her attention to detail and her
ability to help out with customer and business relations is what allows Sentry Roofing to offer such excellent service. Michelle is always happy to talk and help direct you to anything you need as a customer!

Dave Ayers

Dave was a project managing addition to the team back in 2017 and since then has gained significant respect and ranking within the company. Just one meeting with Dave and you will understand why! He is eager to help and offer his expertise and knowledge with sales estimates and customer appointments. Dave exhibits every aspect of Sentry Roofing that the company prides itself on. You can rest assured that if Dave is on the job, quality will be its cornerstone every time.

Jhonattan "Johnny" Quintero

Johnny has nearly twenty years in the roofing business and has put that experience to great work as Sentry Roofing's Installation Manager. With thousands of roof installations under his toolbelt, Johnny has the knowledge, commitment, and skill to work with asphalt shingles, metal, EPDM, and TPO roof systems. His cheery attitude and unprecedented work ethic provides a supportive, safe, and efficient work site to guarantee that Sentry Roofing quality!

Patrick Michaud

Patrick was hired initially in early 2019 as the dumpster truck driver for the company but his quick learning capabilities, natural intellect, and personable attitude warranted him worth for other aspects of the company. He is currently one of Sentry Roofing's project managers and is often going in between job sites to make sure the crews have everything they need and that the customer is satisfied with the process. Patrick is always happy to answer questions and find out any information you may need, so don't hesitate to approach him; you will be glad that you did!

Brett Michaud

Brett is Patrick's younger brother and was hired a couple months after him to succeed his dumpster truck driving position. Brett ensures the delivery and pick up of the dumpster receptacles for each job site. With an English and Communication degree from Saint Anselm College, Brett has also started promotional writing and
advertisement for the company to help foster the growth and quality of Sentry Roofing. If you happen to see the "Pink Trash" truck driving around, don't hesitate to give Brett a wave!

Drew Fleming

Drew joined the Sentry roofing team in 2019 and has been an extremely valuable asset since then. He is often times assisting Paul and Dave with customer sales and estimates while ensuring that the customer is taken care of and given the time they deserve to make an informed decision about our services. Drew is always happy to help and eager to exhibit the quality service the Sentry Roofing has ingrained into its name.