NRCA - The National Roofing Contractors Association is a leading authority in the roofing industry.

RCI - The Roof Consultant's Institute is an association of professional roof consultants, architects, and engineers who specialize in the specification and design of roofing, waterproofing and exterior wall systems.

Western Roofing - a great trade magazine for the Western Roofing Professional.

The Construction Specifier - The magazine of the Construction Specification Institute.

Roofer's Exchange - The world of roofs, roofing and roofers. Don't miss the lively discussion board.

WSRCA - The Western States Roofing Contractors Association is the professional organization for the roofing industry in the western United States. Serves both members and consumers.

BuildMartStore - Home Improvement and construction products.

Roofing.com is a community of roofers, roofing contractors and people seeking information about their roof. A place to discuss things about roofing.