Top Tech Startups in California, US in 2026

Aura connects people around the world through a brilliant photo sharing experience. Snap, share and display pictures through our easy-to-use app and beautifully designed Wi-Fi frame. At our core, we’re a software company creating innovative products that deliver happiness daily. We’re on a mission to create a new kind of social media network and we’ve started with a digital frame which gets memories off your phone and into your life.

Avoma is an intelligent meeting assistant for professionals to automate common tasks around meetings. We leverage state-of-the-art NLP and machine learning techniques to summarize meeting notes and extract key topics and action items, unlocking the rich trove of data and insights in your conversations.

JetInsight's best-in-class quoting and fleet management software helps aircraft charter operators run and grow safer, more efficient, and more profitable businesses. We work with hundreds of operators across the US and are building the world's largest network of on-demand aircraft.

Code for America is committed to building a team as diverse as the nation we serve. We’re made up of people-centered problem solvers: technologists, advocates, storytellers, and organizers from many different backgrounds and communities around the country. We merge the best parts of technology, nonprofit, and government. We believe government at all levels can and should work well for everyone— and the mindful use of technology makes it possible. We’re known for building digital tools, but the work doesn’t stop there. We seek to transform government by showing what’s possible when communities are included in policy and service design. We use insights and ideas from real people to guide us to real solutions that break down barriers to meet community needs and improve government in meaningful ways. Want to use your skills for good and help us drive change that lasts? Join our team!

Assured aims to disrupt the trillion-dollar insurance industry by modernizing its most archaic component: claims. Currently, 300,000 claims adjusters spend their days talking on the phone and typing into unstructured text fields. We can do better—by combining logic, inference, and modern computer vision tools, we're able to both increase efficiency and improve customer satisfaction. By rearchitecting how the underlying information is ingested and stored, we're poised to transform the very nature of insurance.

Our platform enables physicians to sign off medical authorizations whilst on the go - anywhere and anytime, saving mountains of daily faxes. We enable nurses at home with patients to instantly and securely be able to communicate urgent patient deteriorations (e.g. wound infections) with the physician's team back in hospital - offering the ability to treat patients whilst they're still at home and before they have to visit the ER. Finally, we run analytics on the data-rich forms that are shared - offering a range of premium services for providers and payers.

Lineaum's (lineaum.com) AI infrastructure layer automates private aviation from request to takeoff. Lineaum OS connects clients, brokers and operators through one transaction layer, automating aircraft sourcing, quoting, contracts, payments and booking across a global network of 30,000+ aircraft and 10,500 operators. • 30,000+ Aircraft • 10,500 Operators • 190 Countries • 12,000 Airports "LIN", Lineaum’s AI jet concierge assistant, turns hours of manual private jet booking into one command: “LIN, book me a jet to New York tomorrow at 8am.” LIN then handles everything from aircraft sourcing, price comparison to digital contracts, card payments, and booking in minutes.

SmartFinancial is a national insurance comparison marketplace with a growing network of licensed agents representing top insurance brands who use smartfinancial's technology platform to offer insurance products to millions of US consumers every year.

Dinari helps businesses distribute dShares, compliant 1:1 securities-backed tokens, and seamlessly offer exposure to US stocks, ETFs and other assets to your users around the globe. Dinari is an SEC registered transfer agent.

Conviva helps streaming businesses act within seconds of observation to grow their business ahead of the competition. Conviva’s leading global streaming analytics platform provides comprehensive, continuous, census-level measurement through real-time, server side sessionization at scale. Using just a single sensor and a single pipeline, its 60+ patent platform enables marketers, advertisers, tech ops, engineering and customer care teams to acquire, engage, monetize and retain their audiences. Conviva is dedicated to supporting brands like DAZN, Disney+, Hulu, Paramount+, Peacock, Sky, Sling TV, TED and WarnerMedia as they unlock the incredible opportunity in streaming media. Today the Conviva platform processes nearly 3 trillion streaming data events daily, supporting more than 500 million unique viewers watching 200 billion streams per year across 4 billion applications streaming on devices. To learn more, visit conviva.com. Conviva is headquartered in Silicon Valley, with offices in New York, London, Madrid, Bengaluru, Beijing and Singapore. Conviva is founded by professors from Carnegie Mellon and U.C. Berkeley and backed by NEA, Foundation Capital, and Time Warner Investments. To learn more, visit conviva.com.