Hardwick Frame Company
Combines custom design service, timber framing and unique panel closure systems that provide energy efficient homes, barns and commercial buildings to fit any budget or lifestyle. http://www.hardwickframe.com/
Building Industry Professionals for Environmental Responsibility
BIPER is a US trade organization working to promote environmentally sound resource management and sustainable building technologies. Provides descriptions of research and educational projects they are supporting and contact information.
Loken Builders
Full service construction company specializes in energy and resource efficient construction, as well as personalized remodeling and new construction.
EcoDeveloper
Information on building EcoVillage 1, a high-level sustainable community in Calgary, Alberta, Canada.
