List of Unicorn Companies in California

OpenAI is an AI research company developing products such as ChatGPT and Dall-E.

X (formerly Twitter) is a social media and microblogging platform founded in 2006.

Space Exploration Technologies Corporation, better known as SpaceX, is an American aerospace manufacturer and space transport services company headquartered in Hawthorne, California.

Coinbase is a digital asset exchange company. It operates exchanges of Bitcoin, Bitcoin Cash, Ethereum, and Litecoin.

Uber Technologies Inc. is a transportation network company (TNC) headquartered in San Francisco, California.

Dialpad is a San Francisco-headquartered business communications platform company.

Robinhood is a Palo Alto, California-based financial technology company founded in 2013. They offer free stock and equity trading and commission-free crypto-trading.

Dogecoin is a cryptocurrency inspired by the "doge" Internet meme, which was popular at the time of its creation. The main functionality it provides to users is to securely and anonymously send and receive online payments, and it is most commonly used as a tipping cryptocurrency for online creators on numerous social media platforms.

Kraken is a cryptocurrency exchange that facilitates spot and futures trading between Bitcoin, Ethereum, and over 200 other digital assets.

Alchemy is a San Francisco-based blockchain development company offering enterprise clients the capability of building scalable decentralized applications without needing to manage the blockchain infrastructure.

GitHub is an online software development platform for storing, tracking, and collaborating on software projects.

A bank offering online banking services with no user no bank fees, and an option to receive direct deposit up to two days early. Chris Britt and Ryan King founded Chime in 2013, and the company is headquartered in San Francisco, California.

Dfinity is a Switzerland-based non-profit developing a decentralized computing network utilizing blockchain technology and algorithmic governance.

Roblox provides an online entertainment platform that allows users to build and play games and share them with others.

WalkMe is a software company developing and designing an engagement, insight, and automation platform for enterprises.

Firefly Aerospace is an end-to-end space transportation company developing technology for launching, landing, and operating space missions.

Rivian Automotive is a company developing electric vehicle technology.

Block is a technology company that has developed solutions to develop an integrated ecosystem of commerce solutions, business software, and banking services for sellers. It was founded as Square in 2009 and is located in San Francisco, California.

Instacart is an internet-based grocery delivery service company.

Butterfly Network is a company developing and designing a medical imaging device for real-time and three-dimensional or 3D imaging and treatment.

TriNet Zenefits is a software as a service (SaaS) company providing a digital human resources platform for small- and medium-sized enterprises (SMEs).

Mammoth Biosciences is an American company based in San Francisco founded on June 1, 2017. Mammoth Biosciences uses CRISPR technology to develop bio-sensing technologies for diagnostics in industries such as healthcare, agriculture, manufacturing, and forensics and genome editing therapeutics.

Calm is a health technology start-up based in San Francisco. It was founded in 2012 by Alex Tew and Michael Acton Smith and produces a mobile application for sleep, relaxation, and meditation.

Phantom is a cryptocurrency wallet by Solana to manage digital assets and access decentralized applications.

Reddit is an online platform for social news. It allows communities to submit links, create content, and discuss any topic of their interest.