
Washington, D.C.
2000 M Street NW
Suite 270
Washington DC 20036
202.370.9555
Washington DC
Our office in the nation’s capital puts us where policy, planning and industry guidelines are taking shape. There’s a wide array of interesting work in DC and we have a diverse practice – from large scale international projects to local net zero energy schools. Our principals are engineering thought leaders, and often speak about creative design solutions for clients and owners around the globe.
Washington, D.C. Projects









Leadership
News & Awards

Teresa Rainey Joins the Interface Team
Interface Engineering is proud to announce that Teresa M. Rainey, PE, LEED Fellow, has joined our DC office as an Associate Principal, Team Leader, and Senior Mechanical Engineer.…
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Keith Pasma Commissioning Professional Certification BCxP
Recognized by the U.S. Department of Energy (DOE), the ASHRAE BCxP demonstrates competency in critical building commissioning knowledge and skills. We are pleased to offer this…
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1st Place Whole Building Metamorphosis Awards
Retrofit MagazineThe ambitious renovation, whose lofty performance goals are intended to showcase progress in sustainable design and inspire similar approaches in other facilities, earned the AGU…
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ENR MidAtlantic 2022 Excellence in Sustainability Award Winner
The Capitol Hill Montessori School at Logan in Washington, D.C. won the Excellence in Sustainability Best Project Award as part of the ENR MidAtlantic Best Projects contest. For…
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