• The world’s largest commercial Living Building, the Bullitt Center. Image courtesy of Nic Lehoux.

  • Portland State University, Maseehh College of Engineering and Computer Science. Image courtesy of Eckert & Eckert Photography.

  • Facebook's MPK20 building. Image courtesy of Jeremy Bitterman.

  • Oregon State University, Austin Hall College of Business. Image courtesy of Lara Swimmer.

  • Amazon's South Lake Union office building. Image courtesy of Robert Pisano.

  • Chemeketa Community College, Health Science Complex. Image courtesy of Lincoln Barbour.

Leaders in sustainable engineering design

Our high-performing buildings work because our people listen—to our clients, to each other, and to the natural world around us.