Arizona Registrar of Contractors The state agency charged with licensing and regulating contractors in Arizona.  It offers seminars for homeowners, information on how to hire a licensed contractor or register a complaint and how to check the status of a contractor's license. Integra Masonry System This site by Superlite Block offers more detailed information on the Integra block masonry system.
	Arizona Masonry Guild A nonprofit association formed to promote the use of masonry materials.  For the consumer, it includes information on the benefits of masonry and descriptions of various masonry products, including Integra.