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Interface Office Washington Dc

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

AGU Building Exterior and Walk Photo Eric Laignel 1280x650
American Geophysical Union Headquarters View Project
60 Nexus Way Camana Bay
Camana Bay: 60 Nexus Way View Project
Arlington Group Home 1280x650
Arlington County New Group Home View Project
The Spire Episcopal Church of the Resurrection 1280x650
Episcopal Church of the Resurrection & The Spire View Project
20 Mass 1280x650
20 Massachusetts Avenue View Project
WMATA Headquarters DC-pv
WMATA Headquarters Building View Project
Morse Street Exterior Rendering
Morse Street View Project
Collection 14 Hero Image social
Collection 14 View Project
Capitol Hill Montessori School 1280x650
Capitol Hill Montessori School at Logan View Project

Leadership

Frechette 400X400

Roger Frechette

Managing Principal

Cahill 400X400

Kevin Cahill

Principal

Joseph Di Ienno 400X400

Joseph DiIenno

Principal

Keith Pasma 400x400

Keith Pasma

Associate Principal, Senior Mechanical Engineer

Teresa Rainey 400x400

Teresa M. Rainey

Associate Principal, Team Leader

Kyle Rives 400X400

Kyle Rives

Associate Principal, Senior Mechanical Engineer

Culai Silitra 400x400

Culai Silitra

Associate Principal, Senior Electrical Engineer

Patricia Jordan 400x400

Patricia Jordan

Marketing Specialist

Hugo-Vera-400x400

Hugo Vera

Associate, Senior Mechanical Engineer

Kori 400x400 2

Kori Zummach

Federal Programs Manager

News & Awards

DAC Chapter Award Winners

AIA | DC 2024 Chapter Design Award Winners

In October, four of our projects received special recognition in the AIA | DC Chapter Awards Awards in Architecture: DC Bilingual Public Charter School, Hord Coplan MachtEmbassy…


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Appendix Z DC Energy Code Updates

Inside Appendix Z

Net-Zero Energy Compliance

Join Interface Engineering, for an informative presentation on the District of Columbia’s Net-Zero Energy compliance pathway to the Energy Conservation Code - Appendix Z. The…


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2024 AIA Conference Tour no time Australian Embassy Promo

2024 AIA Conference on Architecture & Design

Australian Embassy Tour

We are pleased to announce that we will be part of a SOLD OUT project tour at the 2024 AIA Conference on Architecture & Design. On Friday, June 7, Roger Frechette III, PE,…


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IIDA Award

Embassy of Australia Winner Institutional Category

2024 IIDA Design Competition

Recently completed, the Embassy design draws inspiration from the Australian landscape and has been crafted with sustainable materials, while embodying a future-forward aesthetic…


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