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We figured out the best biggest companies to work for in California using data on salaries, company financial health, and employee diversity. You can also search for the best biggest companies to work for in any other state or city.

Zippia score 4.4
Foster Farms is an American poultry company. The company has been privately owned and operated by the Foster family since 1939.
Zippia score 4.2
Engaged In Farms Field Crops, Specializing In Sweet Potatoes (100%).
Zippia score 3.3
Del West is an innovator in engine parts design, including valves, air springs, and other components that power cars, motorcycles and more.
Zippia score 3.9
Livingston Community Health provides comprehensive primary and preventative health care services to all patients regardless of their ability to pay.
Zippia score 3.7
ASC is the leading manufacture of composite autoclaves and high performance composite ovens.
Zippia score 4.7
Named a Glassdoor "Best Places to Work" three years in row, we couldn't be prouder of our company culture. As the largest family-owned winery in the world with over 100+ unique wine and spirits brands, our products are synonymous with life's special occasions. Come celebrate with us!
Zippia score 3.6
Westamerica Bancorporation is the holding company for Westamerica Bank and its subsidiaries. The commercial and regional community bank, headquartered in Fairfield, California, has $4.7 billion in assets and more than 90 branches in Northern and Central California.
Zippia score 4.4
As a leading home builder in California's Central Valley for more than 45 years, Bright Homes continues to build with industry-renowned quality, unique customizing options and unparalleled craftsmanship. Since its inception, this trusted company has remained committed to their mission of delivering excellent craftsmanship, superior service, and exceptional value with a deep knowledge of what makes a house a home.
Zippia score 3.5
Agents primarily representing one or more insurance carriers, or brokers not representing any particular carriers primarily engaged as independent contractors in the sale or placement of insurance contracts with carriers, but not employees of the insurance carriers they represent. This industry also includes independent organizations concerned with insurance services.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | Foster Farms | |
| 2 | Quail H Farms | |
| 3 | Del West USA | |
| 4 | Livingston Community Health | |
| 5 | ASC Process Systems |