DCPO Certification Information
North East Roofing Contractors Association (NERCA),
North East Roofing Educational Foundation, Inc.
Building Owners and Managers Association (BOMA)
Community Association Institute (CAI)
Rental Housing Association (RHA),
Institute of Real Estate Management (IREM).
National Roofing Contractors Association
Rhode Island Roofing Contractors Association
Connecticut Roofing Contractors Association
Carlisle Roofing
Firestone Building Products Company
FiberTite Intelligent Roofing Systems
Versico Roofing Systems
Sarnafil Roofing Systems
Tremco Roofing Systems
Hickman Roofing Systems
Garland Roofing Products
Gaf Master Contractor