Stephen Aiguier

Stephen is a pioneer of Oregon’s green building movement. He is a Certified Passive House Consultant and building-science expert who founded Green Hammer in 2002. He helped grow the company into a full-service design-build firm, which completed two of Portland’s first Zero Energy communities—Ankeny Row and Tillamook Row. Stephen speaks regularly at conferences, and since 2009, he has been teaching Earth Advantage Institute’s Sustainable Homes Professional class in Portland.


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