- California Trucking Association (CTA)
Members since 1989 - Towing and Recovery Association of America (TRAA)
Members since 2005 - Harbor Transportation Club (HTC)
Members since 1999 - Los Angeles Transportation Club (LATC)
Members since 1999 - Taxi, Limo & Paratransit Association (TLPA)
Members since 2001 - CA Dump Truck Owners Association (CDTOA)
Members since 1991 - Marine Underwriters of So. CA (MUSC)
Members since 2001 - Professional Insurance Agents (PIA)
Members since 1995 - Intermodal Association of North America (IANA)
Members since 1999 - Pacific Water Quality Association (PWQA)
Members since 2004