Architectural

Dahlin Group
David Baker + Partners
EHDD Architecture
Fentress Architects
Fisher-Friedman Associates
Foster + Partners
Gensler
George Meirs & Associates
Hart Howerton
HKS
HOK
IBI Group
Lowney Architecture
NBBJ
Polytech Associates
Ratcliff Architects
RMW Architects & Interiors
SB Architects
SOM
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
Exxon Company
General Electric Company
Hyatt Hotels
Kaiser Permanente/Kaiser Foundation
Marriott Corporation
Pacific Gas & Electric
Safeway
Shell Oil
Sunset Development
Valero

Developers

Bridge Housing
TMG Partners

Higher Education

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

Engineering/Planning

AECOM/URS
Anil Verma Associates
Atkins
Bechtel
BergerABAM
Booz, Allen & Hamilton
CirclePoint
CH2M
CDM Smith
Ennead
Hatch Mott McDonald
HDR
Hill International
HNTB
Jacobs Associates
Jacobs Engineering
KS Engineers
Lee + Elliott
LTK Engineering
MWH Global
Parametrix
Parsons Brinckerhoff
PGH Wong
Simpson Gumpertz & Heger
STV
Thornton Tomasetti
Tipping Structural Engineers
T.Y. Lin International

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 County MTA
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
Santa Clara Valley Transportation Authority
São Paulo Metro, Brazil
Sound Transit
Southeastern PA Transportation Authority
Taiwan High Speed Rail
Toronto Transit Commission
Washington Metro Area Transit Authority

Federal, State and Local Government

Alameda Naval Air Station
California Cities of: Albany, Benicia, Berkeley, Concord, Emeryville, Escondido, Foster City, Fremont, Hayward, Lafayette, Larkspur, Los Altos, Los Angeles, Manteca, Martinez, Menlo Park, Monterey, Newark, Novato, Oakland, Palo Alto, Pinole, Pittsburg, Pleasant Hill, Pleasanton, Reno, San Leandro, San Jose, San Mateo, San Luis Obispo, Santa Clara, Santa Cruz, South San Francisco, Union City, and Walnut Creek.
City of Chicago
City and County of Honolulu
City and County of Sacramento
City and County of San Francisco
County of Contra Costa
East Bay Municipal Utilities District
East Bay Regional Park District
Federal Reserve Bank of San Francisco
National Academy of Sciences
Port of Oakland
Port of Vancouver
San Francisco Public Utilities Commission
San Francisco Department of Public Works
Santa Clara Valley Water District
Town of Danville
Transit Cooperative Research Program
U.S. Army Corps of Engineers
U.S. Coast Guard
U.S. Department of Transportation
U.S. National Park Service
U.S. Navy