About us. Patchmaster Serving Rochester is a small business in Rochester, NY and part of North America's #1 Drywall Repair Company. We are Drywall Repair Specialists who are professional, provide fast high quality repairs, and take a customer-centric approach to every project. Overview. A Rochester-based drywall repair company looking for an experienced drywall finisher to do small-to-medium sized residential and commercial repairs, small hang an...