Architectural

Dahlin Group
David Baker + Partners
EHDD Architecture
Fentress Architects
Fisher-Friedman Associates
Foster + Partners
Gensler
Hart Howerton
HKS
HOK
IBI Group
Lowney Architecture
NBBJ
Polytech Associates
Ratcliff Architects
RMW Architects & Interiors
SB Architects
StarkweatherBONDY Architects
Van Meter Williams Pollack
YHLA Architecture

Contractors

Cahill Contractors
Diablo Contractors
Ghilotti Construction Company
J.F. Shea Company
Nibbi Brothers
Walsh Construction
Yonkers Contracting Company

Corporations

Adobe
Chevron
General Electric Company
Hyatt Hotels
Kaiser Permanente/Kaiser Foundation
Marriott
Pacific Gas & Electric
Safeway
Shell Oil
Valero

Developers

Bridge Housing
Related California
TMG Partners

Higher Education

Columbia University
Stanford University
The Rockefeller University
University of California Campuses (Berkeley, Davis, Los Angeles, 
Merced, San Diego, San Francisco, 
Santa Cruz)
University of Minnesota
University of Southern California
University of Washington

Engineering/Planning

AECOM
Anil Verma Associates
Atkins
Bechtel
BergerABAM
Booz, Allen & Hamilton
CirclePoint
CDM Smith
Ennead
HDR
Hill International
HNTB
Jacobs Engineering
KS Engineers
Lee + Elliott
LTK Engineering
McMillen Jacobs
Mott McDonald
MWH Global
Parametrix
PGH Wong
Simpson Gumpertz & Heger
STV
Tipping Structural Engineers
T.Y. Lin International
WSP

Environmental

Baseline
David Evans Associates
David J. Powers and Associates
GZA GeoEnvironmental of NY
ICF International
Orion
SLR Consulting

Technology

ACCO
Apple
Genentech
Hewlett-Packard
IBM
Intel
Lawrence Berkeley and Livermore Labs
Lockheed
Rockwell Semiconductor Systems
SLAC National Accelerator Laboratory
TE Connectivity
Texas Instruments

Transit Agencies

Amtrak
Athens Metro, Greece
Bay Area Rapid Transit District
California Department of Transportation
California High Speed Rail Authority
Caltrain
Charlotte Area Transit System
Chicago Transit Authority
Dallas Area Rapid Transit
Denver Regional Transportation District
Honolulu Area Rapid Transit
Hong Kong Mass Transit Railway
Los Angeles Metro
Long Island Railroad
Maryland Transit Administration
Massachusetts Bay Transportation Authority
Metropolitan Atlanta Rapid Transit Authority
New Jersey Transit
New York MTA
New York City Transit Authority
Niagara Frontier Transportation Authority
Port Authority of Allegheny County
Port Authority of New York/New Jersey
Portland TriMet
Puerto Rico Tren Urbano
Queensland Rail, Australia
Regional Transit Authority (Detroit)
San Diego Metro Transit Board
San Francisco MTA<