American Institute of Architects

AIA Members adhere to a code of ethics and professional conduct that assures the client, the public, and colleagues of an AIA-member architect's dedication to the highest standards in professional practice.  Visit the AIA web site to learn more about this organization.

http://www.aia.org

National Association of Home Builders

NAHB is a Washington, D.C.-based trade association whose mission is to enhance the climate for housing and the building industry.

http://www.nahb.org

Tinley Park Chamber of Commerce

The Tinley Park Chamber of Commerce unifies the spirit and energy of the Community to expand the horizons of business, civic and cultural interests by identifying resources creating an optimum environment in which to live, work and play.

http://tinleychamber.org

Building Cost Estimator

In about 5 minutes, with building-cost.net, you can develop a home construction or replacement cost that considers all the important variables: materials used, design features, quality, size, shape, heating, cooling and geographic area. Your printed estimate shows detailed labor and material costs for each of 34 construction cost categories. Plus, it's FREE!

http://www.building-cost.net/

The U.S. Green Building Council

The U.S. Green Building Council's core purpose is to transform the way buildings and communities are designed, built and operated, enabling an environmentally and socially responsible, healthy, and prosperous environment that improves the quality of life.

http://www.usgbc.org/