Top Tech Startups in Southern California in 2024

Calm is the leading mental wellness brand with the #1 App for Sleep, Meditation and Relaxation™, designed to help you manage stress, sleep better and live a happier, healthier life. With hundreds of hours of original audio content available in seven languages, Calm supports users in more than 190 countries. Apple’s 2017 iPhone App of the Year and one of Fast Company’s Most Innovative Companies of 2020, Calm boasts over 100 million downloads to date, with more than 4 million paying members.

Our mission at Speak is to teach the next billion people how to speak English. We believe that speech recognition and machine learning will transform how people learn English. We're building this future now: software that can understand what a student is saying, give them immediate feedback, and guide them towards fluency, all on their phone.

Kasa Living, Inc. is a real estate technology company that is building a global accommodations brand. The company partners with owners of multifamily and boutique hospitality properties, transforming underutilized real estate into stylishly-furnished, professionally managed units that cater to business and leisure travelers seeking trustworthy and comfortable accommodations. Kasa was founded in 2016 by a team that includes technology and real estate professionals who previously drove growth at firms, including Airbnb, KKR, and Apollo. The company is headquartered in San Francisco.

Using machine learning, Relyance AI builds a dynamic, real-time data inventory and map so your organization can monitor how personal data moves through your code, applications, infrastructure, and to third-party vendors. Relyance AI thrives off of and celebrates diversity. We are committed to creating a safe, healthy, and inclusive work environment no matter our employees' race, color, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status, and encourage diverse candidates to apply.

Gorgias is a one-of-a-kind customer service platform specifically designed for ecommerce businesses to deliver effortless customer service at every stage of their growth. With its cutting-edge automation capabilities, Gorgias revolutionizes the way businesses interact with their customers, providing them with efficient and personalized support across email, voice, SMS, live chat, and social media channels. Founded in 2015, Gorgias began as a two-person team and has grown to more than 250 employees and eight offices in San Francisco, New York, Charlotte, Toronto, Buenos Aires, Paris, Lisbon, and Sydney. As a certified B Corporation, Gorgias is proud to be a leader in sustainable and equitable workplace practices. Today, Gorgias serves 12,000+ merchants in the ecommerce space, including Steve Madden, Glossier, BruMate, and TUSHY.

Turo is a car sharing marketplace where guests can book any car they want, wherever they want it, from a vibrant community of local hosts across the US, Canada, the UK, France & Australia. Guests choose from a totally unique selection of nearby cars, while hosts earn extra money to offset the costs of car ownership. A pioneer of the sharing economy and the travel industry, Turo is a safe, supportive community where the car you book is part of a story, not a fleet.

Fulfil.io helps high growth, high volume merchants simplify operations and scale for growth. With the rise in omni-channel commerce, Fulfil was founded with the simple idea that merchant operations need to be simplified in order to deliver amazing retail experiences. Fulfil enables businesses to turn their back office operations into an accelerator for growth by integrating order management, inventory management, warehouse management, vendor/supplier management, wholesale, manufacturing, financials and customer service, into one seamless solution. We believe merchants should love their operations platform, and we work hard to make that happen every single day. Fulfil.io is a trusted solution for brands like EndySleep, Mejuri, Lie-Nielson Toolworks, and many more.

Backed by top-tier Silicon Valley VC funds, Shield AI established itself as the leader in AI for aviation. Shield AI has been named to Forbes’ AI 50 and Best Startups lists, CB Insights Top 100 AI Companies, and Fast Company’s Most Innovative Companies. Our mission is to protect service members and civilians with intelligent systems. We're hiring! Visit shield.ai/careers to learn more.

Ontra is the global leader in Contract Automation and Intelligence. The Ontra platform combines the best of artificial intelligence and software with a global network of talented lawyers to offer a complete and scalable solution for recurring legal workflows, such as processing routine contracts and tracking obligations in complex agreements. Ontra delivers purpose-built contract workflow and data management tools to easily manage obligations, answer key questions, and analyze trends and benchmarks. By streamlining repetitive legal processes and transforming contracts into data, Ontra helps customers lower costs, improve quality, reduce turnaround times, and provide actionable insights, ultimately freeing internal resources to focus on impactful and engaging work. Ontra is headquartered in San Francisco, with global operations across North America, Europe, and Asia. Learn more at ontra.ai.

MongoDB is the leading modern, general purpose database platform, designed to unleash the power of software and data for developers and the applications they build. Headquartered in New York, MongoDB has more than 15,000 customers over 100 countries. The MongoDB database platform has been downloaded over 60 million times and there have been more than one million MongoDB University registrations.