Learn About 20 Tech Companies in California

California has become a world-class leader in the tech industry. The state is currently the largest tech hub in the United States and has more jobs in high-tech than any other state by far. California’s technology workforce includes 1.88 million workers. In comparison, Texas has approximately 791,000 workers in the tech field. California also has more tech startups than any other state.

Silicon Valley, which stretches from San Jose to San Francisco, houses some of the largest technology companies in the world. Google, Facebook, and Apple, not to mention numerous smaller startups that have made names for themselves in recent years. With so much competition in the marketplace, it’s hard for any single company to be at the top of the charts for long. These companies, however, have broken through and are ranked as some of the largest tech companies in California.

Why Tech Companies are Leaving California

8 tech companies in California

California has one of the largest concentrations of technology companies in the U.S., particularly in the Silicon Valley region. Here are eight California technology companies where you can look for employment:

Office location: San Jose, California

Size: More than 10,000 employees

Description: Founded in 1984, Cisco is a company that develops, manufactures and distributes technology products and services, including hardware and software. Its products include networking devices, security systems, data centers, network analytics and video intelligence. Headquartered in San Jose, California, Cisco has global operations throughout North America, Africa, Europe, Australia, Asia and South America.

Cisco employs thousands of employees at its San Jose campus, including hardware, software and network engineers, customer support specialists, IT professionals, salespeople, security analysts and product designers. The company offers internships, apprenticeships and development programs for recent graduates in various areas, including engineering, human resources, marketing, operations and finance. Cisco offers a comprehensive benefits package for employees based on their position and location, which may include:

Office location: Mountain View, California

Size: 5,001–10,000 employees

Description: Intuit, founded in 1983, is a technology company specializing in the design and development of financial software. Its products include TurboTax, a tax preparation software, and QuickBooks, a small business accounting software package. In addition to its Mountain View headquarters, the company has 20 offices in nine countries, including Australia, Canada, India and the United Kingdom. It has more than 100 million customers worldwide.

Intuit has employees who work in various areas, including software engineering, data, design and user experience and machine learning. It also hires tax and bookkeeping experts for its various financial products. Many jobs within the company have remote working options. The company offers various benefits to employees, which include:

Office location: Palo Alto, California

Size: More than 10,000 employees

Description: HP, formerly known as Hewlett-Packard, designs and develops personal computers and printers, including 3D printers. Hewlett-Packard was founded in 1939 but restructured in 2015 as HP. The global technology company has operations in more than 150 countries. Headquartered in Palo Alto, California, the company also has locations across the U.S. and in many other countries.

HP has employees who work in various areas, including engineering, IT, sales, finance, marketing and communications, supply chain operations and administration. The company has internship opportunities for college students in many areas, such as design, digital media and business strategy. HP offers many benefits to its employees, including:

Office location: Santa Clara and La Jolla, California

Size: More than 10,000 employees

Description: Agilent Technologies, founded in 1999, is a company that provides technology platforms to laboratories. It focuses on six markets, including food, environmental and forensics, pharmaceutical, diagnostics, research and chemical and energy. Its products include a range of software, such as gene expression, lab management and cell analysis. With its headquarters in Santa Clara, California, the company also has a manufacturing facility in La Jolla, along with other sites across the U.S., Asia Pacific and Europe. The company has customers in more than 100 countries.

The company conducts most of its research at its Santa Clara headquarters. Agilent Technologies employs professionals working in IT, manufacturing, quality and regulatory compliance, research and development, services and support and customer service. Some of the companys employee benefits include:

Office location: Costa Mesa, California

Size: More than 10,000 employees

Description: Founded in 1996, Experian is an information services company specializing in data insights. It offers credit reporting services to consumers, such as credit history analysis and fraud protection products. Based in Dublin, the companys Costa Mesa location serves as its North American headquarters. It has locations in 44 countries.

The company employs professionals in various departments, including analytics, customer service, IT, marketing, product development, sales and business development. Experian has many learning activities and programs for employees, including coaching, on-the-job training and further education opportunities. The company offers many other benefits to employees, including:

Office location: San Francisco

Size: 501–1,000 employees

Description: Founded in 2009, Square is a technology company offering financial software and hardware for businesses. Its products include payment processing software, email marketing software and a credit card machine. The company supplies its products to businesses in various industries, such as professional services, retail and food and beverage. The companys products are available in the U.S., Canada, Australia, Japan and the United Kingdom. At the companys San Francisco headquarters, employees work in various areas, including marketing, strategy and analytics, software engineering and finance. Square offers many benefits to employees, including:

Office location: San Jose, California

Size: 5,001–10,000 employees

Description: Verifone, founded in 1981, is a company that provides technology for electronic payment and point-of-sale transactions. It supplies payment systems to companies in various industries, including finance, retail, hospitality and health care. The company has offices across the U.S. and in Asia, South America and Europe. Some of the companys employees include software engineers, quality assurance engineers, front-end developers, IT analysts, systems architects and user experience designers. Verifone offers various benefits to employees, which may include:

Office location: Palo Alto, California

Size: More than 10,000 employees

Description: Founded in 1998, VMware is a computer software company specializing in multi-cloud services for applications. It offers cloud, mobility, networking and security offerings to companies in various industries, including banking, health care, retail, telecommunications and manufacturing. In addition to its Palo Alto headquarters, the company has locations across the U.S. and in Europe, Asia Pacific, Latin America and the Middle East. Its employees work in many areas, including software engineering, network engineering, site reliability and product development. The company has a benefits package for employees that includes:

12 other tech companies in California

Here are 12 other technology companies based in California that you can consider during your job search:

Please note that none of the companies mentioned in this article are affiliated with Indeed.


What major tech companies are in California?

Silicon Valley, located in the South San Francisco Bay Area of California, is a global center of technological innovation. Named after the main material in computer microprocessors, Silicon Valley is home to dozens of major technology, software, and internet companies.

Where are most tech companies located in California?

Top Companies in LA
  • Google.
  • Hulu.
  • Snap Inc.
  • Youtube.
  • Space X.
  • Prodege LLC.
  • Headspace.
  • Wevr.

What are the 5 big tech companies called?

Big Five. A more inclusive grouping, referred to as Big Five or GAMAM defines Google, Amazon, Meta, Apple, and Microsoft as the tech giants. Besides Saudi Aramco, the GAMAM companies were the five most valuable public corporations in the world in January 2020 as measured by market capitalization.

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