Certified Professional Staff

At T. Simpson Roofing, our employees are trained to achieve accreditation from our roofing material suppliers. We have earned certifications in CertainTeed shingle application, VELUX skylight and SUN TUNNEL installation, and Alu-Rex eavestrough solutions installation. We also are registered and authorized dealers of the following:

Our Certifications

We also belong to the exclusive 3% of North American roofing contractors to achieve Master Elite™ Weather Stopper® Roofing Contractor status from GAF. We are also proud to display our certifications all to see.

Certificate of Approval
Contractor's Edge
Certificate of Achievement
GAF MasterElite
Certificate of Achievement
Velux Certified Installer
Master Shingle Applicator Wizard
Velux Certified Installer
CertainTeed Quality Master
MasterElite
Alu-rex