> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/companies-in/california/insurance/ # Insurance companies in California Larger insurance companies headquartered in California: who they are, what they run and how to reach their people. By Enrich.chat Editorial. Updated October 21, 2026. **Short answer:** Larger insurance companies headquartered in California include Farmers Group, Alliant Insurance Services, Blue Shield of California, Patra and Delta Dental Insurance. Below are the tools that stand out, where they are based and how big they are. ## Which insurance companies are headquartered in California? They include Farmers Group, Alliant Insurance Services, Blue Shield of California, Patra and Delta Dental Insurance. The table lists a selection in alphabetical order; names link to company profiles. | Company | Size | Tools detected | | --- | --- | --- | | [Alliant Insurance Services](https://enrich.chat/company/alliant-insurance-services/) | 10,000 to 25,000 | 19 | | Blue Shield of California | 5,000 to 10,000 | 54 | | CorVel | 5,000 to 10,000 | 16 | | Definity | 2,000 to 5,000 | 3 | | Delta Dental Insurance | 5,000 to 10,000 | 33 | | eHealth | 2,000 to 5,000 | 112 | | EPIC Insurance Brokers & Consultants | 2,000 to 5,000 | 22 | | [Farmers Group](https://enrich.chat/company/farmers-group/) | 50,000 to 100,000 | 66 | | Health Net | 5,000 to 10,000 | 32 | | Mercury Insurance | 2,000 to 5,000 | 30 | | Patra | 5,000 to 10,000 | 29 | | State Compensation Insurance Fund | 2,000 to 5,000 | 10 | | VSP Vision Care | 2,000 to 5,000 | 47 | ## What technology do insurance companies in California use? These tools stand out among them: each is detected more often here than across all the organizations listed. The tick on each bar marks that wider average. **Figure: Tools that stand out among insurance companies in California.** Bars for the share of listed insurance companies in California where each tool was detected, with a tick for the share across everything listed: Adobe Analytics (Omniture) 46% against 6%, Adobe Test&Target 15% against 2%, Akamai RUM 15% against 2%, AppDynamics 15% against 2%, Cornerstone OnDemand 15% against 3%, dataxu 15% against 1%. *Share of listed insurance companies in California where each tool was detected. The tick marks the share across all listed organizations.* ## Where in California are they based? The bars show the headquarters city of the listed insurance companies. **Figure: Headquarters cities of insurance companies in California.** Bars for the share of listed insurance companies in California headquartered in each city: Los Angeles 15%, Irvine 15%, San Francisco 15%, Oakland 8%, El Dorado Hills 8%, Brea 8%. *Share of listed insurance companies in California by headquarters city.* ## How big are insurance companies in California? The columns show how they spread across six size ranges. **Figure: Size of insurance companies in California.** Six columns for the share of listed insurance companies in California in each size range: 2-5K 46%, 5-10K 38%, 10-25K 8%, 25-50K 0%, 50-100K 8%, 100K+ 0%. *Share of listed insurance companies in California in each size range.* ## More to explore Other industries in California: [Information technology and services](https://enrich.chat/companies-in/california/information-technology-and-services/)[Hospitals and health care](https://enrich.chat/companies-in/california/hospitals-and-health-care/)[Retail](https://enrich.chat/companies-in/california/retail/)[Entertainment](https://enrich.chat/companies-in/california/entertainment/)[Financial services](https://enrich.chat/companies-in/california/financial-services/)[Higher education](https://enrich.chat/companies-in/california/higher-education/)[Government administration](https://enrich.chat/companies-in/california/government-administration/)[Apparel and fashion](https://enrich.chat/companies-in/california/apparel-and-fashion/)[Medical devices](https://enrich.chat/companies-in/california/medical-devices/)[Research](https://enrich.chat/companies-in/california/research/)[All of California](https://enrich.chat/companies-in/california/) Insurance elsewhere: [United States](https://enrich.chat/companies-in/united-states/insurance/)[India](https://enrich.chat/companies-in/india/insurance/)[France](https://enrich.chat/companies-in/france/insurance/)[New York](https://enrich.chat/companies-in/new-york/insurance/)[Illinois](https://enrich.chat/companies-in/illinois/insurance/)[Texas](https://enrich.chat/companies-in/texas/insurance/)[Insurance](https://enrich.chat/industries/insurance/) ## How do you reach chief underwriting officers, CIOs and claims leaders at insurance companies in California? Pick an organization from the table, then ask your AI agent for the people in the roles you sell to. ```text Use www.enrich.chat to find chief underwriting officers, CIOs and claims leaders at [company] in California, with titles and verified work emails ``` ## Frequently asked questions ### Which insurance companies are headquartered in California? They include Farmers Group, Alliant Insurance Services, Blue Shield of California, Patra and Delta Dental Insurance. The page lists a selection with links to their profiles. ### What technology do insurance companies in California use? Tools that stand out include Adobe Analytics (Omniture), Adobe Test&Target, Akamai RUM and AppDynamics. ### How big are insurance companies in California? They range from about 2,000 employees to well over 100,000. The columns on this page show the spread. ### Who do you sell to? Usually chief underwriting officers, CIOs and claims leaders. Ask your AI agent to use www.enrich.chat to find them with verified work emails. ## Try this prompt Find chief underwriting officers, CIOs and claims leaders ```text Use www.enrich.chat to find chief underwriting officers, CIOs and claims leaders at [company] in California, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [Software and technology services companies in California](https://enrich.chat/companies-in/california/information-technology-and-services/) - [Hospitals and health systems in California](https://enrich.chat/companies-in/california/hospitals-and-health-care/) - [Retailers in California](https://enrich.chat/companies-in/california/retail/) - [Entertainment companies in California](https://enrich.chat/companies-in/california/entertainment/) - [Insurance companies in the United States](https://enrich.chat/companies-in/united-states/insurance/) - [Insurance companies in India](https://enrich.chat/companies-in/india/insurance/) - [Insurance companies in France](https://enrich.chat/companies-in/france/insurance/) - [Insurance companies in New York](https://enrich.chat/companies-in/new-york/insurance/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)