Top Tech Startups in California, US in 2024

Airbnb is a community marketplace for people to list, discover and book unique spaces around the world through mobile phones or the internet. Whether an apartment for a night, a castle for a week, or a villa for a month, Airbnb connects people to unique travel experiences at any price point, with over 2M listings in 34K cities and 192 countries. With a growing community of users, Airbnb also provides an easy way for people to monetize their extra space and showcase it to an audience of millions.

Swish Analytics is the best platform for powering U.S. sports betting products. We deliver odds origination, risk management & trading software for the core U.S. sports. Swish specializes in full bet-lifecycle management for increasingly popular U.S. markets like expansive pre-match and in-play Player Propositions, Bet Request, and Pre-Built Parlays.

Karius is a life sciences company focused on generating genomic insights for infectious diseases with a non-invasive karius® test that helps clinicians make rapid treatment decisions. our laboratory is clia-certified and cap-accredited to perform high-complexity clinical laboratory testing. we provide unique genomic insights by detecting microbial cell-free dna (mcfdna) circulating in the bloodstream from pathogens causing an acute infection. proprietary technology efficiently extracts mcfdna directly from blood and depletes the strong human background signal and environmental contaminants. advanced machine learning algorithms allow analysis of complex genomic data in real-time. proprietary reference genome databases are constantly refined as more data becomes available.

Circle Medical is a venture-backed Y-Combinator healthcare startup on a mission to bring quality, delightful primary care to everyone on the planet. Built by top-tier physicians, engineers, and designers, our medical practice and underlying technology have pioneered how people find and receive care. Our focus on building directly for our patients and providers to address serious care accessibility issues has enabled us to grow over 3X year-over-year. We’re now using our most recent round of funding from WELL Health, backed by Sir Li Ka-shing, to continue building out our hybrid in-clinic and telemedicine model across all fifty states. As we enter the hypergrowth phase, we are looking for deeply motivated team players who are driven to solve some of the biggest challenges in healthcare so that people can live longer and healthier lives. More about us can be found on our website!

Intercom is the world’s first customer platform helping internet businesses accelerate growth. Thanks to the internet, the way people communicate is drastically different than it was 10, even 5 years ago. Messengers like WhatsApp have become the preferred mode of communication in every aspect of consumers’ lives, and now that switch is happening with businesses too. Intercom builds a suite of messaging-first products that all modern internet businesses can use to accelerate growth across the customer lifecycle- from acquisition, to engagement, and support. Today more than 25,000 businesses, including New Relic, Sotheby’s, and Shopify, use Intercom to connect with a billion unique people worldwide.

We're mothers, fathers, pet owners, sons, daughters, grandchildren, friends, and members of the leading online community for finding caregivers. We understand the difficulties and struggles you face when trying to find the right care and services for your families, yourself, and your home.

We provide a time machine for cloud infrastructure, fusing data management with web-scale IT and eliminating backup software. Deliver live data access to recover from failures and accelerate application development on our Converged Data Management platform. Data management never looked so beautiful.

Alto is a telehealth pharmacy focused on helping people live healthier by making the prescription experience easier, more supportive, and more affordable. We’re transforming a $500 billion industry by reinventing what a pharmacy can do, for both patients and providers—from hand-delivering medications for free to offering on-call help by text or chat. Over one million deliveries, over a thousand five-star Yelp reviews, and an NPS score of +86 later, we’re proud to say we’ve built a pharmacy that people truly love.

Sidebench is a modern tech consultancy that looks to partner with forward-thinking companies across various industries and verticals. We strive to build first-in-kind products that solve every day problems and enhance the user experience. Client List: Microsoft Corporation, Facebook, Instagram, Red Bull, Sony Pictures, Andreessen Horowitz, NBCUniversal, Imagine Entertainment, Legendary Entertainment, United Talent Agency, Oakley, Pabst Blue Ribbon, Accel Partners, Pressed Juicery, American Heart Association, Children's Hospital Los Angeles, UCSF Clinical Innovation Center, Cedars-Sinai, and many more.