Associations/ Non-Profits
- ACEC
- Anaheim Chamber of Commerce
- Association of California Cities Orange County
- Boy Scouts of America, Orange County Council
- Building Owners and Managers Association of Orange County
- CalCIMA
- Citizens Against Lawsuit Abuse
- Colette’s Children Home
- Cure Duchenne
- Discovery Science Center
- Elite OC
- Fullerton Chamber of Commerce
- Girls Incorporated of Orange County
- Girl Scouts Council of Orange County
- Goodwill of Orange County
- Habitat for Humanity of Orange County
- Huntington Beach Chamber of Commerce
- Inside the Outdoors Foundation
- Irvine Chamber of Commerce
- Irvine Health Foundation
- Irvine Public Schools Foundation
- Japan Business Association
- NAIOP
- National Community Renaissance of California
- OC Auto Dealers Association
- OC Conservation Corps
- OC Fair & Events Center
- OC Professional Firefighters Association
- OC Taxpayers Association
- OC United Way
- Olive Crest
- OneOC
- Pacific Symphony
- Playworks Southern California
- Pretend City Children’s Museum
- Santa Ana Chamber of Commerce
- Second Harvest Food Bank of OC
- Segerstrom Center for the Arts
- South Coast Metro Alliance
- South Orange County Chamber of Commerce
- Support Our Anaheim Resort Area (SOAR)
- Team Kids
- The Kay Family Foundation
- The Laguna Playhouse
- The Wooden Floor
- Tiger Woods Foundation
- Veterans First
- Vital Link
- Western States Petroleum Association
- World Affairs Council
- Working Wardrobes
Banking, Financial Services & Insurance
- Bank of America
- Barclays
- Experian
- JP Morgan Chase & Co.
- KPMG LLP
- OneWest Bank
- Pacific Life
- SchoolsFirst Federal Credit Union
- Union Bank
- US Bank
- Wells Fargo
Cities, County & Government
- Aliso Viejo
- Anaheim
- Dana Point
- Fullerton
- Huntington Beach
- Irvine
- Laguna Niguel
- Lake Forest
- Mission Viejo
- Santa Ana
- Tustin
- County of Orange
- Orange County Children and Families Commission
- Orange County Local Agency Formation Commission (LAFCO)
- Orange County Registrar of Voters
- Orange County Workforce Investment Board
- Santa Ana Watershed Project Authority
Education
- Brandman University
- California State University, Fullerton
- California State University, Long Beach
- Coast Community College District
- Concordia University
- Mater Dei High School
- National University
- North Orange County Community College District
- Orange County Department of Education
- South Orange County Community College District
- The George L. Argyros School of Business & Economics, Chapman University
- University of California, Irvine
Engineering
- AECOM
- Alta Environmental
- Burns & McDonnell
- CC Myers, Inc.
- CH2M Hill
- Flatiron Construction
- Fluor Corporation
- Geosyntec Consultants
- HDR Engineering
- Hill International
- HNTB Corporation
- ICF International
- LSA Associates
- Parsons
- Parsons Brinckerhoff
- Poseidon Resources
- Psomas
- RBF Consulting
- R.J. Noble Company
- SLR International Corporation
- URS Corporation
- Vulcan Materials Company
- Willdan Group, Inc.
Hospitality/ Entertainment/ Food & Beverage/ Travel & Tourism
- Blizzard Entertainment
- Center Club
- Disneyland Resort
- GardenWalk Hotel I, LLC
- Hyatt Regency Irvine
- Orange County Tourism Council
- Ralphs
- The Island Hotel
- The Paradies Shops
- Vons, A Safeway Company
Health Care
- AltaMed Health Services Corporation
- Children’s Hospital of Orange County
- Health Funders Partnership OC
- Hoag Memorial Hospital Presbyterian
- Hospital Association of So Cal
- Kaiser Permanente of Orange County
- Saddleback Memorial Foundation
- St. Joseph Health
Law Firms
- Aitken Aitken Cohn
- Best Best & Krieger LLP
- Dorsey & Whitney
- Gibson Dunn & Crutcher LLP
- Haight Brown & Bonesteel LLP
- Jackson Demarco Tidus & Peckenpaugh
- Latham & Watkins
- Lewis Brisbois Bisgaard & Smith LLP
- Manatt Phelps & Phillips LLP
- Newmeyer & Dillion LLP
- Nossaman LLP
- Paul Hastings Janofsky & Walker LLP
- Reed and Davidson, LLP
- Rutan & Tucker, LLP
- Snell & Wilmer LLP
Media
- Churm Media
- Cox Business Services
- OC Register
- PBS SoCal
- Time Warner Cable
Manufacturing
- Bentley Prince Street
- CMTC
- Earth Friendly Products
- Kimberly-Clark Corporation
- Meggitt Sensing Systems
- Nutrilite
- Oakley
- ORCO Block Company, Inc.
Miscellaneous
- Dot Printer, Inc.
- ITO Nursery
- Microsoft Store
- Oce Imagistics
- Wal-Mart
- Water Conservation Partners Inc.
Professional Services
- Abbott Staffing Group
- Buck Consultants
- California Strategies, LLC
- CarFax
- Cerrell Associates
- Curt Pringle & Associates
- FSB Core Strategies
- KCOMM
- Porter Novelli
- PTS Staffing Solutions
- The Shepherd Group
- Toyota Motor Sales, USA
- Vandermost Consulting
- Waste Management
Real Estate/ Development/ Planning
- Abode Communities
- Amcal Multi-Housing, Inc.
- Apartment Association of OC
- Bonterra Consulting
- Brookfield Homes
- Building Industry Association
- Cadiz, Inc.
- California Coastal Communities, Inc.
- California Housing Consortium
- CJ Segerstrom & Sons
- DMB Associates
- FivePoint Communities, Inc.
- First American Title Company
- Guida Surveying Inc.
- Horowitz Management, Inc.
- IOS Haworth
- Jamboree Housing Corporation
- Jones Lang LaSalle
- KB Home
- KTGY Group, Inc.
- Lennar Homes
- Majestic Realty Company
- First Carbon Solutions/Michael Brandman Associates
- Newport Banning Ranch
- Orange County Association of Realtors
- Orange County Great Park Corporation
- Palm Communities
- Psomas
- Rancho Mission Viejo
- South Coast Apartment Association
- Tangram Interiors
- The Irvine Company
- The Robert Mayer Corporation
- Wakeland Housing & Development Corp.
Technology/ Biomedical
- Abbot Medical Optics
- Allergan
- AT&T
- Edwards Lifesciences
- Fujitsu Frontech North America, Inc.
- Hewlett-Packard
- IBM Corporation
- Kofax, Inc.
- MMFX Technologies Corporation
- Parker Aerospace
- Pro-Dex, Inc.
- Siemens Corporation
- Toshiba Information Systems
- Western Digital Foundation
Utilities, Energy, Gas
- Aera Energy
- AES Huntington Beach
- Chevron
- ExxonMobil
- Golden State Water Company
- Irvine Ranch Water District
- Mesa Consolidated Water District
- Metropolitan Water District
- Municipal Water District
- OC Sanitation District
- PsomasFMG, LLC
- Santa Margarita Water District
- SDG&E and The Gas Company
- Southern California Gas Company
- South Coast Air Quality Management District
- Southern California Edison
- Sunpower Corporation
Transportation
- Automobile Club of Southern California
- The Boeing Company
- BNSF Railway
- Four Corner Transportation Coalition
- John Wayne Airport
- Orange County Transportation Authority
- Sensys Networks
- Siemens Transportation
- Transportation Corridor Agencies
- United Parcel Service