Palos Verdes Peninsula Chamber of Commerce
- Organization representing four cities: Palos Verdes Estates, Rancho Palos Verdes, Rolling Hills, and Rolling Hills Estates. Includes names of officials and committees.
- http://www.palosverdeschamber.com/

International Association of Administrative Professionals
- LA-Metropolis chapter includes membership and continuing education information, and job openings.
- http://www.iaap-losangeles.org/

Beachside Professional Leads Group
- Provides business networking and lead generation for small businesses. Includes meeting location and member profiles.
- http://www.beachsidepros.com/

APICS-Inland Empire Chapter
- Provides educational programs, publications and certification programs that advance career success. Serving Riverside and San Bernardino Counties.
- http://apics-ie.org/

APICS-San Gabriel Valley Chapter
- Arcadia-based educational society for resource management serving the San Gabriel Valley.
- http://apics-sgv.org

Los Angeles Chinese Chamber of Commerce
- Established in 1955 to promote and encourage the development of the Chinese-American business community throughout the greater Los Angeles area.
- http://www.lachinesechamber.org/

National Electrical Contractors Association - Los Angeles County Chapter
- Dedicated to improving the quality of electrical service available to industry and the public, includes organization and membership information.
- http://www.la-neca.org/

APICS
- San Fernando Valley chapter. International association devoted to the advancement of production and resource management through education.
- http://www.apics-sfv.org/