California Top Companies List by Market Cap as of August 2026

Electronics testing and measurement equipment manufacturing company. Headquarters is in California, USA.

As on 2022, KEYSIGHT TECHNOLOGIES has 5,600 employees.

KEYSIGHT TECHNOLOGIES annual revenue generated for period ending Oct-2022 was 5,420 million USD.

KEYSIGHT TECHNOLOGIES annual net income generated for period ending Oct-2022 was 1,124 million USD.

Realty Income Corporation is a Real Estate Investment Trust (REIT) and its monthly dividends are supported by the cash flow from over 6,500 real estate properties owned under long-term lease agreements with commercial tenants.

Headquarters is in California, USA.

As on 2022, Realty Income Corporation has 384 employees.

Realty Income Corporation annual revenue generated for period ending Dec-2022 was 3,343 million USD.

Linkedin is Professionals social network. Headquarters is in California, USA. Linkedin has 260 million monthly active users per month and 700+ millions registered users. Linkedin acquired by Microsoft for 26.2 Billion USD.

Per user revenue generated in Linkedin is much higher than Facebook and Twitter. Linkedin provides active platform to connect job seekers and corporate companies who want to recruit.

Linkedin is subsidiary of Microsoft Corporation.

PUBLIC STORAGE provides storage spaces on rental base to public. They have thousands of warehouses across USA. Headquarters is in USA. PUBLIC STORAGE have grown to become the largest owner and operator of self-storage facilities in the world and it have thousands of locations across the U.S. and Europe, and more than 170 million net rentable square feet of real estate, we're also one of the largest landlords. Public Storage earned six national awards from the career site Comparably.

SEMPRA ENERGY is Electric Utility and Gas Utility company with headquarters is in California, USA.It is an energy infrastructure company focused on connecting millions through the power of people, developing, building, operating and investing in clean power, energy networks, ideas and innovation. Sempra’s mission is to be North America’s premier energy infrastructure company. The Sempra family of companies have 20,000 talented employees who deliver energy with purpose to nearly 40 million consumers.

Astera Labs, Inc. provides connectivity solutions for rack-scale AI. Headquarters is in USA.

Stock exchange in USA and providing trading platform company with headquarters is in California, USA.

As on 2022, NASDAQ has 6,377 employees.

NASDAQ annual revenue generated for period ending Dec-2022 was 6,226 million USD.

NASDAQ annual net income generated for period ending Dec-2022 was 1,125 million USD.

PayPal helps to Shop millions of your favourite online stores. No cash required. Providing Credit Card details to unknown merchants is risky. PayPal solved that problem. Using PayPal you can pay online to unknown merchants as well. Headquarters is in USA.

PayPal is a Trusted Solution by 361 Million Plus people to do Online Payments in Secured Way.

Autodesk is multi-national software company with headquarters is in USA. Autodesk has 11,500 employees as on 2021.

For year ending Jan-2021, annual revenue of Autodesk was 3,790 million USD and annual net income was 1,208 million USD.

EDWARDS LIFESCIENCES CORPORATION is Medical Equipment manufacturing company with headquarters is in California, USA.