California Top Companies List by Market Cap as of August 2026

Douglas Emmett is a Commercial Real Investment Trust company. It repositioning an acquisition, re-energizing an existing asset or building from the ground up, It apply the same high attention to detail and focus on quality of design and construction. The company provides the tenant service demanded in submarkets with in house leasing, proactive asset and property management, internal design and construction services.

Sonos is electronics manufacturing company and it manufactures speakers and sound systems. Headquarters is in USA.

J2 Global is a Internet Information and Services company. It reaches over 230 million people per month across its brands, has achieved 24 consecutive fiscal years of revenue growth and is an active acquirer of businesses, having deployed approximately $3 billion of acquisition capital since its founding and has over 4,000 employees around the world in more than 50 offices. The headquarters is in USA.

J2 Global is rebranded as Ziff Davis in August 2021.

WEIBO CORPORATION is an advertising and marketing services company including the sale of social display advertisement and promoted marketing offerings. The headquarters is in China.

Global Blood Therapeutics is a Biopharmaceutical Company. It is to transform the treatment of sickle cell disease and an overlooked rare condition and help address the urgent needs of the community. The company medicine is the first treatment approved by the FDA to target an underlying cause of SCD. The headquarters is in USA.

Hope Bancorp is a Banking company. It operates 58 full service branches in California, Washington, Texas, Illinois, New York, New Jersey, Virginia, and Alabama. The headquarters is in USA.