Katchmark Construction, Inc. has been serving commercial and residential customers throughout the Washington D.C. Metropolitan Area for twenty-six years. We are a Class A Licensed contractor, insured with references provided. We are a member of the Better Business Bureau, the Northern Virginia Building Industry Association, the National Roofing Contractors Association and a GAF Certified Master Elite Roofing Contractor. We specialize in the following types of roofing, siding and gutters: Shingle Roofs Cedar Shakes Rubber Slate Metal Shingles Standing Seam Metal Rubber Shakes EPDM Rubber Modified Bitumen Duradek Seamless Gutters (5 & 6 inch) Vinyl Siding Katchmark Construction uses full time employees to maintain superb quality. Every one of our foremen and installers is trained using GAF's Quality Assurance Roofing Education Program, where they receive extensive training in the latest roof installation techniques. We adhere to all OSHA requirements and regulations. A ten year unconditional Warranty is provided on labor and materials for each job completed. Katchmark Construction, Inc. offers competitive pricing and quick response time. Our job is not complete until you are satisfied. We pride ourselves on excellent customer service.