Top California Information Technology Startups (1,359)

Turion Space is building the infrastructure to secure and sustain the future of space. Founded to address the growing need for space domain awareness, in-space servicing, and debris mitigation, Turion designs, builds, and operates spacecraft with real-world operational capability. Our vehicles are built for national security and commercial missions that require speed, autonomy, and resilience. We believe the next chapter of...

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...

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,...

Golden Pet Brands is leading America’s pet health revolution by making longevity-focused nutrition simple for pet parents, and rewarding for pets, through product excellence, education, and storytelling.

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...

Academia.edu is the world’s leading platform for researchers and scholars to share their work, discover research and connect with fellow academics globally. Our bold vision: to democratize and accelerate the world's research, enhancing the speed of scientific discovery and technological progress for the benefit of everyone. We imagine a world where accessing academic papers is effortless, keeping track of cutting-edge...

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...

Blacksmith is the fastest way to run your GitHub Action workflows. We orchestrate your workflows over our fleet of bare-metal gaming CPUs with your build caches co-located right next to your CI jobs. All it takes is a one-line code change. Get started with Blacksmith https://docs.blacksmith.sh/getting-started/quickstart

SentiLink is the leading fraud intelligence company, providing financial institutions and fintechs with purpose-built solutions for identity verification and fraud prevention. Our products detect synthetic fraud, identity theft, and hard-to-detect first-party fraud in real time — helping partners stop losses before they happen while approving more legitimate customers. Founded in 2017 by Naftali Harris and Max Blumenfeld, creators of the risk...

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.

Collectly is a fast-growing healthcare tech startup leading the charge in transforming the U.S. healthcare market through AI-driven innovation. In the U.S., millions of patients interact with healthcare providers daily, navigating a system that often struggles with inefficiencies, administrative burdens, and suboptimal financial experiences. At the forefront of the AI boom, Collectly is redefining revenue cycle management (RCM) by applying cutting-edge...

Release the Cracken. Defend what matters. Cracken is the first Red-AI Copilot built for real offense, not an ordinary CNAPP or endpoint security. We arm defenders with nation-state grade attack logic at machine speed, under full human command. Not black boxes. No fluff. Born on the hardest frontlines of cyber conflict -- Ukraine, US, EU -- Cracken is built by...

In our increasingly digital world, trust is paramount. Through our portfolio of registry management and data solutions, Somos fosters meaningful connections by delivering value, innovation and confidence to consumers.

Astera Labs Inc., a fabless semiconductor company headquartered in the heart of California’s Silicon Valley, is a leader in purpose-built connectivity solutions for data-centric systems throughout the data center. Partnering with leading processor vendors, cloud service providers, seasoned investors, and world-class manufacturing companies, Astera Labs is helping customers remove performance bottlenecks in data-intensive systems that are limiting the true potential...

Today’s professionals rely on investigative firms to help manage risk by detecting and preempting problem situations.

Scientific labs waste weeks learning & coding pipelines that do not carry over to the next experiment. Using just natural language, Mithrl builds them custom workflows for NGS data on-demand, in minutes -- not weeks. This allows them to focus all their time on running higher quality experiments.

Deck is the developer infrastructure to access user-permissioned data simply, and at scale.

Healthcare modernization doesn’t require a silver bullet looking to disrupt, it needs 1,000+ innovative solutions working together. Commure is mending fragmentation by uniting innovators across the health ecosystem to transform care with consumer-centric, data-driven digital and physical health at scale. With our universal platform and common architecture, we’re on a path to enable a system of health assurance that keeps...

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...

Coretek is the #1 Microsoft Azure Partner in the U.S. and an Azure Expert Managed Service Provider. Coretek consults, builds, manages, and maintains IT infrastructure, enabling business leaders to spend less time thinking about technology and more time focused on their customers, culture, and communities. Coretek solves the world's most complex business challenges with the cloud.