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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 4.2
Synergex technologies are at the foundation of many of the applications that drive commerce around the world. Every day, millions of users interact with systems in e-commerce, global logistics, manufacturing, healthcare records management, and more that are built on or managed by Synergex solutions.
Zippia score 4.0
System 1 Search is an executive recruiting firm that focuses exclusively on the medical industry. Our headquarters is located in Gold River, CA and we have a branch office in Ventura, CA.
Zippia score 4.2
eScreenLogic is a provider of end-to-end property information, decision analytics and due diligence solutions for the commercial real estate ecosystem.
Zippia score 4.7
Alliant Insurance Services, Inc. offers insurance brokerage services. It distributes diversified insurance products and services to clients in the United States. The company provides insurance products to automotive parts manufacturers, distributors, retailers, and installers; construction contractors; energy and marine companies; healthcare organizations; law firms; life sciences and medical products companies; nonprofits and land trusts; parking and valet companies; public sector clients; real estate investors, managers, and developers; lodging and restaurant industries; tribal nations; technology and biotech companies; and waste hauling and recycling companies. It also offers business services, such as risk control consulting and property valuation. The company was founded in 1925 and is based in Newport Beach, California.
Zippia score 3.4
Alera Group is an independent, national insurance and financial services firm created through a merger of 24 like-minded, high-performing, entrepreneurial firms across the United States. Their Mission is to transform the client experience by providing a greater depth and breadth of tools and resources, education, innovative thinking and constant collaboration. They are committed to enhancing our service offering through national peer collaboration while maintaining their ability to provide our clients the experience and positive outcomes they've come to value.
Zippia score 4.7
eHealth, Inc. is the parent company of eHealthInsurance Services Inc., the leading online source of health insurance for individuals, families and small businesses. eHealthInsurance presents complex health insurance information in an objective, user-friendly format, enabling the research, analysis, comparison and purchase of health insurance products that best meet consumers' needs.
Zippia score 4.4
CEC provides comprehensive market-oriented consulting services that advance the strategic business objectives of its clients.
Zippia score 4.4
The Joint Chiropractic is the nation's largest network of non-insurance, private pay chiropractic health care clinics in the United States. Their network consists of modern chiropractic clinics. Hey have Doctors of Chiropractic who deliver quality pain relief and preventative care to the highest standards. Get chiropractic care with no insurance hassle and no appointments.
Zippia score 4.1
As a community-based nonprofit, Eskaton exists solely to fulfill its mission of enhancing the quality of life of seniors.
Zippia score 4.2
Central Valley Community Bank provides personal and business banking products and services in California. Its personal banking products and services include savings, checking, money market, and individual retirement accounts; certificates of deposit; debit cards; personal and real estate loans; credit cards; and online and mobile banking, and bill pay services.
Zippia score 4.0
Speridian is a global leader in CX and CRM solutions counting more than 1000 consultants worldwide. As an Oracle Platinum Partner with 200+ successful implementations and recognized for their domain expertise, they are the CX go-to partner (Service, Sales, Marketing, BI, OPA), helping their clients modernize and migrate towards the Cloud while safeguarding their on-premise ERP, CRM, HR investment. They have a long track record of implementing Sales Automation, Contact Center, Field Service and more.
Zippia score 3.7
Slatt Capital is a privately held and respected firm with more than five decades of experience in commercial mortgage banking.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | Synergex | |
| 2 | System 1 Search | |
| 3 | CREtelligent |