Leadership in Energy and Environmental Design (LEED) is the U.S. Green Building Council rating system that measures the sustainability of a building. LEED Accredited Professionals (LEED AP) architects, engineers, and designers have demonstrated their knowledge and understanding of "green" building practices and principles.

CDC's staff includes LEED Accredited Professionals who are available to assist Clients in meeting their "green" building goals.

CDC has provided engineering and consulting services for a number of LEED-certified and LEED certification seeking buildings.

Some of the LEED-certified buildings CDC has worked on include:

• U.S. Environmental Protection Agency Regional Headquarters located in Denver, Colorado. Certified LEED Gold
• Byron G. Rogers Federal Building and U.S. Courthouse located in Denver, Colorado. Certified LEED Gold
• Wayne L. Morse U.S. Federal Courthouse located in Eugene, Oregon. Certified LEED Gold
• Applied Research and Development Facility for Northern Arizona University located in Flagstaff, Arizona. Certified LEED Platinum
• Loyola University Klarchek Information Commons located in Chicago, Illinois. Certified LEED Silver