Expert installation, built strong. Quality roofs built to last for years.
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Replace your aging roof with a durable and beautiful new one built to last.
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Quick and effective repairs to fix leaks and prevent further damage to your home.
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Experience the durability and beauty of asphalt shingles with the expert roof installation and roof replacement by Dempsey Roofing.
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Professional rubber roof installations for flat and low-slope roofs. Seamless, weatherproof protection designed for New England climates.
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With precision installation and high-quality materials, your new metal roof will deliver decades of protection with minimal maintenance required.
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Let the light in! Transform any room with our expert skylight installations for a brighter, more beautiful home.
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At Dempsey Roofing, we bring over 40 years of trusted experience to homes and businesses throughout Billerica, Lowell, and all of Northern Massachusetts, New Hampshire, and Maine. As a fully licensed and insured roofing contractor, we focus on residential and light commercial roofing solutions—from asphalt shingle installations to rubber roofs and metal roofs—crafted to withstand the harshest New England weather.
Homeowners choose us because we blend expert craftsmanship with honest pricing, clear communication, and fast, reliable service. Whether you need a full roof replacement, storm damage repair, or a brand-new installation, we approach every project with precision, respect, and attention to detail. No delays. No surprises. Just strong roofs, clean job sites, and long-term peace of mind.
With over 40 years of hands-on experience, we at Dempsey Roofing take pride in being your trusted roofing contractor in Massachusetts, New Hampshire, and Maine. From the first call to the final cleanup, we deliver top-quality roof repairs, replacements, and new installations—specializing in asphalt shingles, metal roofing, and rubber roofing.
Dempsey Roofing is a family-owned roofing company proudly serving Billerica, Lowell, Tewksbury, and surrounding areas in Massachusetts, as well as communities across New Hampshire and Maine.
Over 40 years of trusted roofing experience serving Massachusetts, NH, and ME. Whether it’s asphalt shingle installations, rubber roofing for flat roofs, or a metal roof, our extensive expertise truly makes a difference.
Our dedicated roofing team works closely with you from day one, ensuring your expectations are met through clear communication, expert craftsmanship, and a flawless final installation
Prompt, Hassle-Free Roof Repairs You Can Count On in Massachusetts Need urgent roof repairs? We respond fast with no stress and no delays—just expert service when you need it most.
Looking for dependable roofing installation services in New England? At Dempsey Roofing, we deliver expert roof installations for homeowners and businesses throughout Massachusetts, New Hampshire, and Maine. Whether you’re constructing a new home or upgrading an old roof, our licensed and insured team brings decades of experience, precise craftsmanship, and honest pricing to every project. We focus on installing asphalt shingles, metal roofing, and rubber roofing, all designed to withstand New England’s harshest weather. From start to finish, we collaborate with you to select the right materials, achieve the desired appearance, and ensure a durable roof.
✅ High-quality materials – Warranty Available
✅ On-time, professional installation
✅ Designed to withstand snow, wind, and rain
Is your roof showing signs of wear, damage, or age? Dempsey Roofing provides professional roof replacement services across Massachusetts, New Hampshire, and Maine, helping homeowners and businesses protect their properties with durable, weather-resistant solutions. Our licensed and insured team specializes in asphalt shingle, rubber, and metal roof replacements—each installed with precision and designed to endure harsh New England conditions. Whether you’re dealing with storm damage, leaks, or outdated roofing, we ensure a smooth, stress-free replacement process from estimate to final cleanup.
✅ Expert roof replacement you can trust
✅ Long-lasting materials designed for snow, rain & wind
✅ Clean job sites and clear communication
When your roof shows signs of damage, don’t wait. At Dempsey Roofing, we offer fast, honest, and reliable roof repair services across Massachusetts, New Hampshire, and Maine. Whether you’re dealing with storm damage, leaks, cracked shingles, or aging materials, our skilled team is ready to restore your roof’s integrity. We specialize in asphalt shingle, rubber, and metal roof repairs for homes and businesses. From emergency patch-ups to thorough inspections and permanent fixes, we ensure every job is done right the first time—using durable materials that stand up to New England’s tough weather.
✅ Quick response & clear communication
✅ Fully licensed & insured roof repair experts
✅ Protect your property from costly water damage
<p>The best way to assess your roof's condition is to get it professionally inspected. Often, small issues like missing shingles, minor flashing damage, or localized leaks can be repaired without replacing the entire roof. However, if your roof is old, has extensive damage, recurring leaks, sagging areas, or has endured significant storm damage, a complete roof replacement may be the best long-term option. Dempsey Roofing helps homeowners make the right choice by providing honest evaluations and clear recommendations based on the actual condition of the roof.</p>
<p>That depends on your home’s structure, budget, and goals. Asphalt shingle roofing is a popular choice because it's cost-effective, durable, and available in many styles and colors. Metal roofing is an excellent option for homeowners seeking long-term performance, energy efficiency, and strong resistance to snow, wind, and fire. Rubber roofing (EPDM) is ideal for flat or low-slope roofs because it offers excellent leak protection and performs well in harsh weather. Dempsey Roofing works with all three materials and can help you select the best option for your property.</p>
<p>Most residential roof installations can be completed in just one day, depending on the home's size, roofing material, weather conditions, and project complexity. Larger homes, specialized roofing systems, or roofs with structural issues might require more time. Dempsey Roofing is known for working efficiently without cutting corners, keeping job sites organized, and completing projects with attention to detail from start to finish.</p>
<p>An asphalt shingle roof generally lasts between 20 and 30 years, depending on the quality of the shingles, installation techniques, ventilation, and local weather conditions. In New England, roofs face snow, rain, wind, and seasonal temperature swings, making proper installation and upkeep crucial. Dempsey Roofing installs top-quality asphalt shingle systems built for long-term durability and provides strong warranty coverage for added peace of mind.</p>
<p>Yes, metal roofing is an excellent choice for homes in New England. It is highly durable and can withstand heavy snow, wind, rain, and freeze-thaw cycles. Metal roofs also shed snow more easily than many other options, helping to prevent buildup during winter. Additionally, they are energy-efficient, low-maintenance, and can last 40 years or more. For homeowners seeking a strong, modern, and long-lasting solution, metal roofing is often a smart investment.</p>
<p>Rubber roofing, also known as EPDM roofing, is a popular choice for flat or low-slope roofs. It forms a tough, water-resistant barrier that helps prevent leaks and moisture damage. Rubber roofs are flexible, allowing them to withstand temperature changes without cracking easily. They require minimal maintenance, provide long-lasting protection, and can be a cost-effective option over time. Dempsey Roofing installs and repairs rubber roofing for homeowners and light commercial properties in need of reliable flat roof solutions.</p>
<p>It’s wise to schedule a professional roof inspection at least once a year and after major storms, strong winds, or harsh winter weather. Regular inspections help identify early signs of damage before they turn into larger, more expensive issues. Problems like loose shingles, minor leaks, worn flashing, or ventilation issues are much easier to fix when caught early. Dempsey Roofing offers comprehensive roof inspections to help homeowners protect their investment and extend their roof's lifespan.</p>
We give you an honest, upfront estimate with no hidden fees or surprises. What you see is what you get!
Enjoy a lifetime warranty on shingles and 10-15 years on workmanship, providing lasting quality and peace of mind.
With 40+ years of experience, Dempsey Roofing delivers top-quality craftsmanship and reliable roofing solutions.
We stick to our promised timelines and ensure your project finishes on schedule, guaranteed. Contact us today!
Learn more about Dempsey Roofing LLC or contact us for more information.
