We are a SELECT ShingleMaster™ (SSM) certified – This is the top level CertainTeed roofing credential, and represents the highest standards of excellence, quality and knowledge in the shingle roofing industry. An SSM has shown extensive knowledge of shingle installation and quality through rigorous testing, and have provided CertainTeed with proof of workers’ compensation and liability insurance. Only an SSM can offer you the highest level of SureStart PLUS™ extended warranty coverage when an Integrity Roof System is installed on your home.