A.Stewart roofing and waterproofing has serviced the 5 Burroughs of New York with integrity. We guarantee all our work and the majority of the time we do not accept any payment upfront. That's because we know hiring a contractor can be a scary thing but believe us when we say that we want your job to come out better than you do, we are a company that does exactly what we say we will do and try and exceed that. We do honest work at competitive prices.