Planning
Chambers Group
Cotton/Bridges/Associates
Culbertson, Adams & Associates
EDAW
ENSR Corporation
Hogle-Ireland
Meredith & Associates, Inc.
Michael Brandman & Associates
RBF Consulting
SAIC
Terra Nova Planning & Research
The Planning Center
Thomas Blurock Architects

Engineering
AKSA, Turkey
Bechtel
Camp, Dresser & McKee, Inc.
CH2M-Hill
ENGEN
Ford Otomotiv Sanayi, Turkey
GEI Consultants, Inc.
Haley & Aldrich
Harza Engineering
IT Corporation
Melad & Associates
National Equity Engineering
Parsons Infrastructure and Technology Group, Inc.
RBF Consulting
SPEC Services, Inc.
The Keith Companies
URS Corporation
Vector Engineering

Geotechnical
AMEC Earth &Environmental, Inc.
Arroyo Geotechnical
Dames and Moore
Diaz-Yourman & Associates
EarthTech
EGL Associates
Fugro West, Inc.
GEI Consultants, Inc.
Geocon
Geomatrix Consultants
GeoPentech
Globus Engineering
Golder Associates, Inc.
Harding ESE
Kleinfelder, Inc.
LAW Crandall
Lawson Geotechnical Consultants, Inc.
Leighton and Associates, Inc.
Ninyo and Moore
Petra Geotechnical, Inc.
Smith-Emery Geoservices
William Lettis & Associates, Inc.

Development
ALARKO Alkent Istanbul 2000
Big Rock Partners LLC
Centre City Development Corporation
Crummer Realty Management Group
Dabney Lloyd Corporation
Domenigoni-Barton Properties
Gallery Development, Inc.
Griffin Communities
JBR / Morrison
Kingsland, LLC
Malibu Bay Company
Malibu Lumber LLC
Murdock Development Company
Playa Capital Company, LLC
Rancho San Andreas Company         
Samitaur Constructs
San Diego Investment Real Estate, Inc.
San Manuel Band of Mission Indians
Snowcreek Investment Co.
Tejon Ranch Company
The Capital Group Companies
USA Golden Land Investment, LLC
Venice Investments, Inc.
West Hollywood Community Housing Corporation

Energy
AES
Crimson Pipeline Resource Management
El Paso Energy
Monterey Resources
Nuevo Energy Company
Questar Corporation
Questar Southern Trails Pipeline
Santa Fe Energy
Sempra Energy
Texaco
Torch Energy Company
Vintage Production California, LLC

Utility
Municipal Water District of Orange County
Pacific Gas and Electric Company
Portland Gas & Electric
Southern California Gas Company
Ventura County Flood Control
Waste Management of California

Agency
ACP - Panama Canal Authority
Applied Technology Council
Eastside LRT Partners
Jet Propulsion Laboratory (NASA)
Metropolitan Transit Authority
Scripps Institute of Oceanography
Shelter Now International (USAID)
Southern California Earthquake Center
U.S Geological Survey
UNAVCO

School
Brea-Olinda Unified School District
Instituto Superior Tecnico, Department of Civil Engineering, Lisbon, Portugal
Los Angeles Unified School District
Rio Hondo College
San Bernardino Community College District

Government
Apple Valley
Big Bear Lake
Brea
Burbank
Cathedral City
Desert Hot Springs
El Monte
Fontana
Glendale
Hesperia
La Quinta
Moorpark
Newport Beach
Ontario
Palm Desert
Palm Springs
Pasadena
Rancho Cucamonga
Rancho Mirage
Rancho Palos Verdes
Rancho Santa Margarita
Riverside County
Rosemead
Signal Hill
Woodinville, Washington

Archaeology
Brian F. Mooney & Associates
EDAW
Gallegos & Associates
Pacific West Archaeology
Recon
RMW Paleo Associates

Legal
Alexander & Karshmer
Bricklin, Newman and Dold, LLP
Burke, Williams & Sorensen, LLP
Gibson, Dunn & Crutcher LLP
Gittler & Bradford
Kimball Engineering
Pillsbury Madison & Sutro
Ropers, Majeski, Kohn, & Bentley
Sabaitis O'Callaghan
Sanger and Olson
Shapiro Buchman