Top California Machine Learning Startups (427)

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...

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...

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.

Domino Data Lab powers model-driven businesses with its leading Enterprise AI platform trusted by over 20% of the Fortune 100. Domino accelerates the development and deployment of data science work while increasing collaboration and governance. With Domino, enterprises worldwide can develop better medicines, grow more productive crops, build better cars, and much more. Founded in 2013, Domino is backed by...

American medicine is the best in the world. But the American healthcare system is challenged by high administrative costs that burden patients, health systems, and insurance companies with unnecessary expenses. We are focused on addressing those challenges. We use GenAI to improve the most pressing financial pain points in the revenue cycle. We’re one of the first companies to deploy GenAI...

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...

Bellagent is an enterprise-level AI agent platform built to automate everyday business operations with zero-touch integrations that connect instantly to more than 1,300 applications. Launched in 2025 by Proactifi Inc., and headquartered in Chicago, the platform is built for practicality with industry-leading compliance and security standards, enabling organizations to deploy AI agents without friction from day one. Bellagent’s mission to...

VetsEZ is a digital services firm with expertise in the rapid delivery of modern, user-centric, and data-driven digital solutions that helps the federal government serve our people better. We accelerate the missions of our federal partners through human-centered design (HCD), DevSecOps practices, and automation and by leveraging the power of artificial intelligence, machine learning, and cloud computing in public and...

Corgi is building the first full-stack AI financial infrastructure company. We are headquartered in San Francisco, with offices in Salt Lake City, Dallas, Chicago, and Atlanta.

Having experienced first-hand the toll of sleep deprivation and the lack of tailored and accessible help for parents, we set out to solve this problem in a new way with a team of sleep experts and data scientists. Huckleberry's first product gets kids from newborns to 5 years old sleeping better and longer. After understanding your child's sleep scenario, our algorithms...

We have built an AI platform aimed to deliver on the values of reducing time to therapy for patients while reducing the cost of healthcare in the US primarily by automating time consuming and tedious phone calls that plague the ecosystem. Healthcare is one of the biggest contributors to the US GDP and we are on a mission to reduce...

MojoTech is a 100% US-based software development company that integrates strategy, engineering, and design to create results-driven digital products and experiences. We've written the playbook for how to discover, define, design, and build tomorrow's innovations, empowering companies to unlock future market potential, maximize returns on innovation, and drive transformational change.

Auxia is an Agentic Marketing Platform that combines advanced infrastructure with AI agents to orchestrate hyper-personalized customer journeys. It empowers enterprises to unlock hidden signals from first-party data, fueling intelligent growth models that automate complex data science and engineering tasks. By deploying AI agents, marketers can deliver dynamic, personalized content across critical customer surfaces like web, app, email, and SMS,...

OSARO is AI for industrial automation. In essence, OSARO’s software enables industrial robots to perform diverse tasks in a wide range of environments. OSARO is transitioning the industry from static robotic systems into dynamic solutions. PRODUCTS OSARO Pick is a full suite of machine-learning software, which automates piece picking for distribution centers. Our proprietary system recognizes objects and controls the movement during...

Neurophos is an Austin-based semiconductor company developing high-performance, energy-efficient photonic AI inference chips. Instead of traditional electronic circuits, we use silicon photonics and an active, programmable metasurface to perform matrix multiplications at the speed of light. Our optical cells are 10,000x smaller than traditional photonic components, enabling unprecedented density for an optical system. As AI adoption accelerates, data centers face significant...

Alif Semiconductor is the industry-leading supplier of the next-generation Ensemble family of microcontrollers and fusion processors. The Ensemble family scales from single core MCUs to a new class of multi-core devices, fusion processors, that blend up to two Cortex-M55 MCU cores, up to two Cortex-A32 microprocessor cores capable of running high-level operating systems, and up to two Ethos-U55 microNPUs for...

Mach9 is at the forefront of leveraging advanced machine learning and computer vision techniques to transform raw geospatial data into actionable insights to help civil engineers build and maintain infrastructure globally. Our first product, Mach9 Digital Surveyor, helps surveyors automatically extract features from large-scale imagery and 3D datasets over 30x faster than today's manual and labor-intensive drafting workflows, accelerating the...

Eight Sleep is building a predictive health platform powered by sleep, now used by 200k+ members nightly across 30+ countries. Our products combine hardware, software, AI, and biometric sensing to turn the bed into an always-on system that can measure physiology, regulate temperature in real time, and adapt throughout the night to improve sleep, recovery, and long-term health. The impact is...

Our AI technology solves a big problem for moving companies and insurance carriers - by allowing their teams to do a home survey or inspection without physically visiting the home!

Lendbuzz is an AI-based auto finance platform that helps consumers with thin or no credit history obtain financing when purchasing a car. Powered by machine learning and proprietary algorithms, Lendbuzz can assess the creditworthiness of consumers with limited credit history—a group underserved by traditional banks. Through their auto dealership partners, Lendbuzz offers consumers attractive financing solutions while opening up opportunities...