US Department of Energy - EERE |
US DOE  Energy Efficiency & Renewable Energy

US Green Building Council  | 
National green building organization that certifies LEED building projects

Energy Star  |
Energy Star program information from the US Department of Energy  |
Publisher of environmental building news and the GreenSpec directory

International Interior Design Association | 
World wide professional association committed to enhancing the quality of life through excellence in interior design 

Green Advantage  |
A green building Environmental Certification program that brings consumers together with certified building practitioners who have proven knowledge about green building techniques and approaches.

NAHBgreen |
National Association of Homebuilders - National Green Building Program

Looking for Resources? 
Builder's Exchange of St. Paul |  

Minneapolis Builder's Exchange |  

McGraw-Hill Construction |

The Blue Book | 

Estimating - Construction Cost Reference |

isqft |

Association of Women Contractors - MN | ​