All of the Best Project winners and Award of Merit winners will be recognized at the event and profiled more in depth in the October issue of ENR East.

This year's sustainability judges are:

• Lauren Alger, national director sustainable design at STV 
• Steven Burke, senior director, sustainability at Suffolk 
• Jennifer Mahan, senior associate at Thornton Tomasetti 
• Nate Russo, project engineer II at AECOM

This year's award winners are:

Excellence in Sustainability

David Rubenstein Treehouse at Harvard University

Boston

(Award of Merit Office/Retail/Mixed-Use)

Submitted by Consigli Construction Co. Inc.

Sustainability Awards of Merit

Deerfield Academy Dining Hall

Deerfield, Mass. 

Submitted by Fontaine Bros.

Tobin Montessori & Darby Vassall Upper Schools Project

Cambridge, Mass.

(Award of Merit K-12 Education)

Submitted By W.T. Rich Co.