Top Startups in California (10,000+)

We're Mochi Health, a pioneering force in obesity medicine dedicated to building personalized, clinically-backed weight care solutions. We're on a mission to empower patients with one-on-one virtual care and proven pharmaceutical treatments. We recognize that every body is unique, and believe weight loss plans should be, too. With over 100 million individuals struggling with obesity and 15 million already using GLP-1 prescriptions,...

Moov is a payments infrastructure platform making it easy to accept, store, send, and spend money all from a single, elegantly-designed API. Instead of stitching together multiple vendors, software companies simply add Moov to their products to get the latest in payment technology, user onboarding, licensing, compliance, and more.

As the trusted choice for digital agencies, SaaS platforms, and web professionals, Duda powers over 1 million websites worldwide. Our platform offers a comprehensive suite of tools that enable users to efficiently create pixel-perfect, feature-rich websites at scale.

Compa is a venture-backed SaaS startup revolutionizing the future of compensation. In a dynamic job market with hiring challenges, accountability, and the rise of AI, companies need the best data to stay ahead of industry changes, competition, and costs. Compa has developed the premier real-time compensation data platform, delivering top-tier compensation intelligence to leading enterprise teams. Compa is a compensation intelligence company...

WorkWhile is an AI-powered next generation labor platform that helps businesses in light industrial, hospitality, and events achieve over 90% fill rates and reduce no-shows through AI and predictive machine learning. We ensure seamless shift execution with trained, on-demand workers supported by on-site leads, real-time performance monitoring, and a robust accountability system. Our worker-first model boosts retention through benefits like...

Founded in 2020 by George Sivulka and backed by Peter Thiel and Andreessen Horowitz, Hebbia powers investment decisions for BlackRock, KKR, Carlyle, Centerview, and 40% of the world’s largest asset managers. Our flagship product, Matrix, delivers industry-leading accuracy, speed, and transparency in AI-driven analysis. It is trusted to help manage over $15 trillion in assets globally. We deliver the intelligence that...

GC AI is the leading legal AI platform built specifically for in-house teams to solve the high-precision workflows they face every day. With powerful features like Easy Prompt™, Exact Quote™ citations, and native Microsoft Word integration, GC AI enables legal professionals to be strategic business partners through faster and more accurate drafting, reviewing, researching, and redlining. Purpose-built for sensitive, high-stakes...

Idler builds reinforcement learning environments that teach AI models to code at expert human levels. We create training environments based on real-world coding scenarios that prepare models for the complex challenges they'll face in production.

Product.ai (formerly Demand.io) is the truth layer for commerce. Built on Axiomatic Intelligence — a proprietary adversarial reasoning methodology that stress-tests product claims against physics, economics, and engineering constraints — Product.ai delivers verified purchase verdicts, not summaries. Product.ai tells consumers when NOT to buy. Product.ai emerges from Demand.io, a profitable, bootstrapped AI commerce company whose SimplyCodes platform processes over $1B...

Optimal is a performance marketing agency on a mission, to bring together the best data, technology, and people to achieve our clients’ marketing goals. Brand, campaign, or cause: we maximize performance at every moment. We are not only digital media strategists – we’re award-winning industry leaders, with deep knowledge spanning all things digital: from advertising and paid media to marketing and...

Axle Health builds scheduling and workforce management software to empower in-home healthcare providers to deliver exceptional, personalized care right where patients feel most comfortable—at home. Some of the biggest providers in the country use our software (like Cityblock Health and Grandcare) to improve the utilization of their field teams by 17%+, and automate the operational burden of scheduling and dispatching. Our platform...

Rundoo gives independent paint and hardware stores the best technology to rise above the competition, so you can win customers, streamline operations, and grow your business.

Outset invented a better way to do research: AI-powered user interviews. We created this new category of research technology and now it's growing wildly. Global brands like Hubspot, Microsoft, Uber and Nestle use Outset to achieve deeper, qualitative insights about their users at unprecedented speed and scale. The research industry is massive (>$140B and growing) and ripe for disruption. Incumbents are outdated,...

Parsec Automation, LLC (Parsec) is a trailblazing creator and provider of manufacturing operations management software. Consistently recognized by organizations like Gartner and IDC and a winner of numerous awards, including the Data Breakthrough Awards, American Business, and Best in Biz, Parsec exemplifies leadership in the dynamic, fast-paced manufacturing sector. With global manufacturers leveraging its innovative TrakSYS™ platform to tackle even the most complex manufacturing challenges, Parsec’s...

Eve Legal is pioneering the future of legal technology by focusing on AI-driven solutions that empower plaintiff-side law firms. With a robust platform designed for efficiency and effectiveness, Eve leverages artificial intelligence to streamline case analysis, enhance decision-making, and optimize client outcomes. Our mission centers on providing attorneys with the tools needed to stay competitive and navigate the legal landscape...

Revivn is a fully integrated hardware lifecycle solution, promoting global responsibility while providing IT with enterprise-class service and security. Working with companies like Instacart, Lyft & Teach for America we are changing the way companies view old technology with a new model that focuses on repurposing electronics. In partnering with Revivn, companies make the vital choice to responsibly retire, repurpose,...

Licensing education has a reputation for being dry content, clunky, and courses designed to check a box rather than actually teach anything. We decided that was a problem worth solving. Our courses are mobile-first, fully accredited, and built around one obsessive question: what’s the most effective, engaging way to get someone to actually learn this? We’re proud that our students...

Deepgram is the leading voice AI platform for developers building speech-to-text (STT), text-to-speech (TTS) and full speech-to-speech (STS) offerings. 200,000+ developers build with Deepgram’s voice-native foundational models – accessed through APIs or as self-managed software – due to our unmatched accuracy, latency and pricing. Customers include software companies building voice products, co-sell partners working with large enterprises, and enterprises solving...

Hex is changing the way people work with data. Our platform makes analytics workflows more powerful, collaborative, and shareable. Hex solves key pain points with today's data and analytics tooling, and is loved by thousands of users all over the world for the beautiful UI, new superpowers, and boundless flexibility. We are a tight-knit crew of engineers, designers, and data aficionados....

Our mission is to remove inefficiency from the foundation of AI. By combining new research in information theory, probabilistic modeling, and distributed systems, we’re creating self-optimizing data infrastructure that continuously improves how information is represented and used by intelligent systems.