The LVBA.org website provides excellent information for home owners in the Lehigh Valley and surrounding areas who are interested hiring a contractor for any type of building or renovation project. LVBA describes their mission in this way: "The LVBA looks out for consumer interests by setting high standards for its membership. The LVBA Code of Ethics governs how their members conduct business."
Another excellent site for home owners interested in hiring a contractor. The PBA web site provides listing for the local Building Associations in your area. The PBA site also contains a wealth of information for contractors including the Uniform Construction Code, an IRS Tax Center and a Model Contract. Some tools require you to be a member and login.