Fred C. Doppler and Sons, Inc. has been a CertainTeed ShingleMaster™ Company since 2010. We have taken the courses and continue to learn about the latest roofing products and shingle installation guidelines. We employ a Shingle Quality Specialist™ and a Master Shingle Applicator™, which means that you are getting the best in the business. Our employees know what they are doing, and they work with care for the home and the homeowner.

A Shingle Quality Specialist™ understands shingle quality, design, warranties, and the shingle manufacturing process. As a company, this helps us to select only the best quality shingles for our customers. A Master Shingle Applicator™ receives an education in every aspect of shingle installation techniques and the approved procedures for installing all CertainTeed shingles. Our Master Shingle Applicator™ is educated in the areas of good workmanship practices, roof systems, estimating, flashing, ventilation, and product installation instructions for all of CertainTeed's shingle products.

As a ShingleMaster™ Contractor, we have made a commitment to provide only superior service to our customers. We are committed to professionalism and dedication to quality craftsmanship that few other roofing companies demonstrate.  We abide by a code of ethics. We are committed to upholding industry-accepted standards and business practices.

Beyond education, experience, and professionalism, only ShingleMaster™ Companies can offer you extended warranty protection on CertainTeed products. By hiring a ShingleMaster™ Contractor, you can rest assured, knowing that you have employed the best and most knowledgeable roofers who are dedicated to their trade. Our work is guaranteed and warrantied.