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Largest Publicly-Owned Companies
Headquartered in Los Angeles County

Ranked by Sales Revenue, 2021

Walt Disney Company, Disneyland

A Walt Disney Company product, Disneyland and the Disneyland parades. Los Angeles Almanac Photo.

Previous Years: 2015 | 2011 | 2005 | 2001

Of the 105 publicly-owned companies headquartered in California in the 2021 Fortune 500 List, 22 are headquarted in Los Angeles County. Listed below are the 22 companies, plus one not in the Fortune 500 list. Total revenue for these companies in 2021 came to $200 billion and total market value was at least $598 billion. Combined, they employed more than 500,000 people worldwide. The Walt Disney Company continues to be Los Angeles County's most valuable locally-based company with more than half the market value of all 23 companies combined. Disney ranked 50th in the Fortune 500 list and 7th within California.

Edison International is the oldest public corporation headquartered in Los Angeles County. It traces its roots back to 1886.

Company Sales, 2021
Industry Employees Corporate HQ Year Founded
The Walt Disney Co. $65,388 Entertainment 203,000 Burbank 1923
Molina Healthcare, Inc. $19,423 Health Care 10,500 Long Beach 1980
AECOM Technology Corp. $16,391 Construction Engineering 54,000 Los Angeles 1990
Edison International $13,578 Utilities 13,209 Rosemead 1886
Farmers Insurance Exchange* $11,870 Insurance 10,004 Woodland Hills (Los Angeles (Woodland Hills)) 1928
Company Sales, 2021
Industry Employees Corporate HQ Year Founded
Reliance Steel & Aluminum Co. $8,812 Metals 13,000 Los Angeles 1939
Activision Blizzard, Inc. $8,086 Computer Gaming Software 9,500 Santa Monica 1979
Avery Dennison Corp. $6,972 Chemicals 32,000 Glendale 1935
A-Mark Precious Metals, Inc. $5,461 Precious Metals 218 El Segundo 1965
Tutor Perini Corp. $5,319 Construction Engineering 8,700 Sylmar (Los Angeles (Sylmar)) 1894
Company Sales, 2021
Industry Employees Corporate HQ Year Founded
Skechers U.S.A., Inc. $4,613 Apparel 8,800 Manhattan Beach 1992
Mattel, Inc. $4,584 Toy Manufacturing 32,100 El Segundo 1945
KB Home $4,183 Homebuilders 1,776 Los Angeles 1957
Mercury General Corp. $3,785 Insurance 4,300 Los Angeles 1961
Endeavor Group Holdings $3,478 Entertainment 6,400 Beverly Hills 2009
Company Sales, 2021
Industry Employees Corporate HQ Year Founded
Tetra Tech, Inc. $2,995 Construction Engineering 20,000 Pasadena 1966
Public Storage $2,915 Storage Facilities 5,400 Glendale 1972
Aerojet Rocketdyne Holdings, Inc. $2,072 Guided Missiles & Space Vehicles 4,900 El Segundo 1942
California Resources Corp. $2,020 Petroleum & Natural Gas 1,000 Santa Clarita 2014
Air Lease Corp. $2,015 Equipment Leasing 120 Los Angeles 2010
Company Sales, 2021
Industry Employees Corporate HQ Year Founded
The Cheesecake Factory, Inc. $1,983 Restaurants 42,500 Calabasas 1972
Guess?, Inc. $1,877 Apparel 11,000 Los Angeles 1981
Live Nation Entertainment, Inc. $1,860 Entertainment 8,200 Beverly Hills 2010

* Parent company is Zurich Insurance Group.
† Not listed among the one thousand U.S. companies in the 2021 Fortune 500 list.

Sources: Fortune Magazine and D&B Hoovers

Mattel, Inc. is the world’s largest toy maker. There are more Barbie Dolls, Mattel’s most successful product, in the United States than there are people. The name Mattel was derived from combining the first names of partners Elliot Handler and "Matt" Matson. Ruth Handler, wife of Elliot, co-founder of the company and creator of the Barbie Doll, did not contribute her first name to the company name due to "the times."

IndyMac Bank, owned by parent IndyMac Bancorp of Pasadena, collapsed in July 2008, becoming the fourth largest bank failure in U.S. history and the second largest failure of a regulated thrift. IndyMac Bancorp filed for bankruptcy. OneWestBank formed in 2009 from the remains of the failed bank.