- Aerospace Corporation
- AMB Property Corporation
- American Honda Motor Co., Inc.
- AT&T
- Automobile Club of Southern California
- Bristol Group, Inc.
- CB Richard Ellis
- The Carson Companies
- Chandler Partners
- Cigna Service Company
- Citizen America
- Citizen Watch Company of America, Inc.
- City of Torrance, CA
- DEP Corporation
- Edelbrock Corporation
- Edler Realty
- Epson America, Inc.
- First Industrial Realty Trust
- Focus Real Estate
- Ganahl Lumber Company
- Harman International Industries
- Heidelberg USA, Inc.
- Hi-Shear Corporation/LISI Aerospace
- Honda R&D Americas
- Howard CDM
- IBM Real Estate Operations
- Intelsat Corporation
- Investment Development Services
- JBL
- Kilroy Realty
- LISI-Monadnock
- Lockheed Martin
- Malaga Bank
- Mar Ventures, Inc.
- Masterfoods, U.S.A.
- Morton International
- Nabisco Biscuit Company
- Nippondenso of Los Angeles, Inc.
- Oltmans Construction Company
- Overton Moore Properties
- Pacificare Inc.
- Palos Verdes Golf Club
- Pan Am Sat
- Pentel of America
- Prudential Real Estate Investors
- Rockefeller Group Development Corporation
- Rreef Funds
- Sares-Regis Group
- SPEC Services
- STG Asset Management
- Thrifty Oil
- Unical Aviation
- Unire Real Estate Group
- Viking Office Products
- Watson Land Company
- Yonex Corporation
- 360 Residential
- Affirmed Housing Group
- AMCAL Multi-Housing, Inc.
- American Communities
- American Senior Living
- AvalonBay Communities, Inc.
- BKM Development
- Brookfield Residential
- Cal Atlantic
- Cal Coast
- Cape Point Development
- Centex Homes
- Champion Real Estate
- Comstock Homes
- Concordia Homes
- Don Wilson Builders
- D.R. Horton
- Elite Homes
- Intracorp
- Jamison Properties
- Kamm Investments
- K.B. Home – Coastal, Inc.
- Kilroy Realty
- Krikorian Premier Theatres
- Lee Homes
- Legado Development
- Lennar Multi-Family Investors
- Lennar Southcoast Homebuilding
- Linc Housing
- Lowe Enterprises Real Estate Group
- Lyon Communities
- MBK Homes
- Meritage Homes
- The Olson Company
- Overton Moore Properties
- Playa Capital Company
- Preservation Partners
- The Related Companies
- Reylenn Properties, LLC
- ROEM Development Corporation
- Sassounian Development
- South Coast Communities
- Storm Western Development, Inc.
- Synergy
- Taylor Morrison
- Thomas Safran & Associates
- Trammell Crow Residential
- Triad Ventures Development Group
- Watt Communities
- Western National Properties
- Westminster Development
