System Downtime Notification
On Saturday, November 1, 2014 from 11:00 PM EST to November 2, 2014 7:00 AM EST, usgbc.org will be offline for site maintenance.
Email us or call 1-800-795-1747 for assistance. Thanks for your patience.
Please upgrade your browser. This site requires a newer version to work correctly. Read more

An experienced design firm and area thought leader, Concentric Architecture LLC consistently works to improve the quality of housing in the Twin Cities with a specific focus on affordable housing.

Membership
January 27, 2014 - Present