At All Access Builders, we are your trusted local contractor for residential and commercial flat roof installations throughout Buffalo and Western New York. Our team specializes in delivering durable, energy-efficient flat roofing solutions designed specifically to endure the demands of Buffalo’s harsh winters and variable climate. Whether it’s a new build, commercial structure, or an addition, our expertise ensures your flat roof will offer long-lasting protection and superior performance.
Flat roofing is highly versatile and used for everything from garages to porches, commercial buildings, and home additions. However, flat roofs require specialized waterproofing and drainage to withstand Buffalo’s freeze-thaw cycles. We install roofing systems engineered to prevent leaks, pooling, and structural damage, ensuring your property is protected.
We provide a range of the most reliable flat roofing membranes suitable for various budgets and building types.
Flexible, durable single-ply membrane ideal for residential and light commercial applications. Known for weather resistance and longevity.
High-reflectivity, energy-saving membrane resistant to UV degradation and heat. Popular for commercial buildings and environmentally conscious homeowners.
Multi-layer, asphalt-based roofing that provides strong protection, flexibility, and excellent performance in Buffalo’s winter conditions.
Liquid-applied protective layer for flat roofs that seals leaks, resists ponding, and cuts cooling costs. Ideal for restoring aging commercial roofs in Buffalo’s freeze-thaw climate.
We ensure a seamless installation experience via a clear, four-step professional process.
Our experts assess your current roof structure, discuss material options based on your needs, and recommend the ideal solution.
Receive a transparent, detailed price quote and planned project timeline that fits your schedule.
Our highly trained in-house crew performs any tear-off needed, prep work including insulation installation, and precise application of your flat roof system.
We conduct a rigorous leak test, full site cleanup, and register any manufacturer warranties on your behalf.
Buffalo’s climate challenges flat roofs with heavy snow, ice, rain, and temperature swings. Our installations take these factors into account through
We’re a locally owned Buffalo contractor with certified flat roofing installers committed to honest pricing and outstanding service.
EXCELLENT Based on 133 reviews Posted on AndreTrustindex verifies that the original source of the review is Google. Had All Access Builders update exterior, this vinyl siding company was fantastic.Posted on Nora QTrustindex verifies that the original source of the review is Google. Went there after work to talk about replacing our old roof, and i was really impressed with All Access Builders. Matt explained options clearly, the crew arrived when they said they would, worked hard, protected our yard, cleaned up every nail and the finished roof looks excellent.Posted on Elena YTrustindex verifies that the original source of the review is Google. Got a roof patch and a bit of trim after a leak scare and the crew came quick did the work right cleaned up nice and the price felt fair.Posted on Jonas C.Trustindex verifies that the original source of the review is Google. Called All Access Builders in Buffalo for a quick estimate and they got back to me fast with clear next steps.The crew was courteous during the site visit and left the area tidy. Easy five stars.Posted on Joan CaffarelliTrustindex verifies that the original source of the review is Google. October 31 2025 Just finished having all new baseboards and trim put in and outside work Jessie and his Crew did an amazing job Troy was here for 4 days and so nice and very hard worker Pleasant and he did a great job Definitely a company you want to call I give them a 5 Star Will definitely be calling for more jobs we need done Thank you Troy and Jessie Happy CustomerPosted on Matthew CarlsonTrustindex verifies that the original source of the review is Google. Matt and his crews did a great job stepping in to an unusual situation to finish a garage addition for us, including building, siding, shingling, and numerous smaller punch list items. The workers were professional, reliable, and courteous and did an excellent job. Matt is responsive and told us what to expect and when to expect it. Matt makes clear that he valued us as customers, and we felt the cost was fair. We appreciate their hard work and would hire All Access again.Posted on Mary GilbertTrustindex verifies that the original source of the review is Google. All access builders is professional, friendly, fair and above all trustworthy which is hard to find. As a rehabbing I highly recommend. They do a waaay better job than I imagined..Posted on Robin JauchTrustindex verifies that the original source of the review is Google. Jesse, Ryan and crew were wonderful and easy to work with from start to finish. They just updated the flooring in my home and I’m blown away. They were communicative, prompt, professional, and the work was top notch!! Will definitely work with them again.Posted on michael mcpartlinTrustindex verifies that the original source of the review is Google. All access builders put a new roof and siding on my house.They did a great job and clean up was perfect. Siding crew even did a couple extras things that were much appreciated. Matt, the owner, was always accessible and very easy to work with. I highly recommend.
We provide expert flat roof installation across Buffalo and the nearby communities. Our team works fast. Delivers clean, durable results. Builds flat roofing systems that stand up to Western New York weather. If you live in the region, we are ready to install a flat roof built to last.
Protect your property with an expertly installed flat roof tailored for Buffalo’s climate. Contact us today for a free consultation and estimate.
We install EPDM rubber, TPO, modified bitumen membranes, and commercial roof coatings for garages, porches, additions, and businesses. Certified systems ensure leak resistance and code compliance.
EPDM (flexible, weather-resistant); TPO (UV/heat-resistant, energy-saving); modified bitumen (asphalt-based, winter-flexible); coatings (leak-sealing, ponding-resistant) for freeze-thaw cycles.
EPDM rubber provides durable single-ply protection for residential/light commercial use. Longevity and weather resistance handle Buffalo’s snow, ice, and precipitation without pooling issues.
TPO offers high reflectivity to cut cooling costs, UV degradation resistance, and energy efficiency. Ideal for flat commercial roofs enduring WNY’s variable climate and heat.
Leak-resistant seams, quality insulation underlayments, and proper drainage prevent pooling/structural damage. Systems withstand freeze-thaw while meeting local codes for long-term performance.