Flat Roofing

Our Flat Roofing service delivers durable, weather-resistant solutions for homes, including installations, maintenance, and roofing repairs. We protect your property with reliable workmanship, long-lasting materials, and professional care.

Flat roofing service is a smart choice for homeowners and businesses who want dependable protection, energy efficiency, and a clean, modern look. A properly installed and maintained flat roof helps prevent water intrusion, standing moisture, and structural damage before we turn into costly problems. It also makes inspections and maintenance easier, allowing issues like leak repair or flashing repair to be handled quickly. Booking professional flat roofing service can extend the life of your roof and reduce the need for frequent roofing repairs. Regular care may also improve drainage performance, especially when paired with gutter maintenance that directs water safely away from the property. While some roofs may also need services such as shingle replacement on adjoining sections, flat roofs require specialized materials and techniques to perform their best. Choosing expert service means better workmanship, safer installation, and long-term value. It is an investment in comfort, protection, and peace of mind for your property.

Reviews

Take a look at what your neighbors are saying about us.

Best contractor experience so far. Estimate arrived quickly and comparable to prices in the area. Questions answered in a timely manner, materials were ordered and delivered soon after contract was signed. Quality work in a timely matter, roof And siding work completed in two days. All questions answered and all concerns were addressed promptly post install. Very satisfied , would use Cornerstone Roofing and Siding again. Ethan, thanks for making our house look like our home again
Andy Bazsa
From the opening moment, the experience conveyed remarkable excellence through its thoughtful structure and unwavering attention. Every phase reflected genuine expertise and purposeful execution, creating a journey that felt refreshingly different and deeply rewarding. The final outcome was exceptional and will remain memorable for a long time.
This company did a job well done. Competitive pricing. Prompt and professional. Good experience with this contractor.
Perez Family
Knowledgeable, quick, reliable and inexpensive. Couldn't ask for more.
Thomas Holdsworth
I highly recommend Cornerstone Roofing and Siding. I recently needed some minor chimney repair work and called for an estimate. Ethan told me he was working nearby and offered to stop by and take care of it. This was a small job that only took a short time, but what impressed me most was that his motivation clearly wasn’t about making money—it was about helping someone he had never met. In today’s world, it’s rare to find contractors who genuinely want to do the right thing and provide honest service. Ethan was professional, responsive, and willing to help when I needed it. If you’re looking for roofing, siding, gutter work, or related exterior home repairs, I would definitely recommend calling Ethan at Cornerstone Roofing and Siding. Thank you, Ethan, for your integrity and outstanding customer service!
Matthew Parmelee
Ethan and his crew did an amazing job. Very professional. Once the job was completed they didn't leave until my home was spotless outside and no trash, nails or paper was left anywhere. Thank you!!!
Mary Tritt
Based on my experience with Cornerstone Roofing and Siding, I would highly recommend this company. Their punctuality and attention to detail was amazing to watch. Ethan Mulder explained all aspects of the installation of my new roof and he and his crew made sure after completing the job that everything was clean and back to normal. Loving my new roof!
Lorraine Talarico
Recently hired Ethan to do a roofing job. He made some suggestions that were spot on. Communication was excellent throughout the process. His workmanship reflects dedication, reliability and efficiency. The roof looks great. Definitely recommend Cornerstone Roofing to anyone in need of roofing services.
Josephine Spagnuolo
Very Knowlegable, Friendly & Professional, Fair, Knows his Stuff, Great Work Ethic …. I Would Hire Him Again ! Don Bentson
Don Bentson
Ethan helped do some patch work on my parents’ roof and the results speak for themselves. He is competent, hard working, and a master of his craft. Cornerstone will be my first choice for any future roofing and siding needs!
Owen Dorrity
Very professional and does fantastic work
Caleb Kuiken
Love these guys! Professional and do quality work. Also Ethan is the man!
Wesley J Kuperus
We had an outstanding experience working with Cornerstone—especially Ethan. They handled a full kitchen transformation for us, including removing our original kitchen, installing the new one, replacing an exterior slider with a new door, repairing siding, painting walls and ceilings, and installing all new door and window trim. They also coordinated electrical, plumbing, and everything in between. From start to finish, the communication, craftsmanship, and attention to detail were exceptional. The project stayed on schedule, the work area was kept clean, and the final result exceeded our expectations. It’s rare to find a contractor this reliable and skilled. I would highly recommend Cornerstone to anyone looking for high-quality work done right the first time
Michael Vedral
If you are looking for a reliable, honest and skilled roofing company Cornerstone is the way to go!!
Karen Mulder
Works looks great! I love my new roof and gutters. Cornerstone did an amazing job. Recommend to everyone
Gary Lloyd
Ethan and His crew were awesome to work with. They went above and beyond to take care of my home. Price was great for our big house. We are absolutely going to be using him for our future projects
Jerry Zucker
Awesome Service extremely fast replaced my roof at a better price than other companies near me. I highly recommend cornerstone
Brianna S

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Flat Roofing

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