Top Tech Companies in California (10,000+)

Toast is the all-in-one platform built for restaurants of all sizes. Toast provides a single platform of software as a service (SaaS) products and financial technology solutions that give restaurants everything they need to run their business, including point of sale, payments, supplier management, digital ordering and delivery, marketing and loyalty, and team management. By serving as the restaurant operating...

At Braze, we believe in the passion of our people. We seek to ignite that passion by setting high standards, championing teamwork, and creating work-life harmony. We thrive when people add their unique perspectives to our ever-growing teams—and we strive to empower you to make an impact that fuels both you, and our business.

Globe Life is a national insurance company that helps protect the financial futures of working families. Serving millions of policyholders, Globe Life provides life and supplemental health insurance products designed to help customers prepare for the unexpected and protect what matters most. For more than a century, Globe Life has built its business around providing financial protection and delivering on its...

Headway’s mission is a big one – to build a new mental health care system everyone can access. We’ve built technology that helps people find great therapists with the first software-enabled national network of providers accepting insurance. 1 in 4 people in the US have a treatable mental health condition, but the majority of providers don’t accept insurance, making therapy...

The New Relic Intelligent Observability Platform helps businesses eliminate interruptions in digital experiences. New Relic is the only AI-strengthened platform to unify and pair telemetry data to provide clarity over your entire digital estate. We move your problem solving past proactive to predictive by processing the right data at the right time to maximize value and control costs. That’s why businesses...

Riot’s (NASDAQ: RIOT) vision is to be the world’s most trusted platform for powering and building digital infrastructure. Riot’s mission is to empower the future of digital infrastructure by positively impacting the sectors, networks, and communities that we touch. We believe that the combination of an innovative spirit and strong community partnership allows us to achieve best-in-class execution and create successful...

Babylist is the trusted platform for millions of growing families. For over a decade, Babylist has been the technology solution for expecting parents and the community that supports them, expanding from baby registry into a full-service platform that helps parents make decisions with confidence, stay connected, and build happy and healthy families. Every year Babylist helps over 9M people make...

Centerfield supercharges commerce for more than 2,000 brands, including 25% of the Fortune 100. Powered by its proprietary platform, Dugout, Centerfield efficiently acquires customers at scale through AI-driven search and LLM discovery, its digital brands, and intelligent media and sales optimization. Centerfield operates across categories such as insurance, home services, business services, and eCommerce among many others. Headquartered in Los...

At 8am, our vision is to power a world where professionals thrive. We start every day on a mission to empower professionals with the most trusted, innovative technology to deliver world-class outcomes for their clients and exceptional financial results for their business. They count on our purpose-built solutions to simplify operations, ensure compliance, and fuel profitable growth, so they can...

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...

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...

Vast is developing next-generation space stations to ensure continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. Using an incremental, hardware-rich and low-cost approach, Vast is rapidly developing its multi-module Haven Station. Haven Demo’s 2025 success made Vast the only operational...

Superhuman (formerly Grammarly) is the AI productivity platform on a mission to unlock the superhuman potential in everyone. The Superhuman suite of apps and agents brings AI wherever people work, integrating with over 1 million applications and websites. The company’s products include Grammarly’s writing assistance, Docs’ connected surface for teams, Mail’s inbox management, and Go, the proactive AI assistant that...

MFour turns consumer behavior into a competitive advantage. We operate the largest opt-in, first-party consumer panel in the U.S., tracking 4B+ monthly signals across location, apps, web, receipts, and AI conversations. Our platform, powered by DANI™, delivers instant insights to the world's biggest brands, from Google to Walmart to Disney. We're building the future of market research, and we're just...

Carbon Robotics is the leader in physical AI for agriculture, helping farmers become more profitable and sustainable. Its flagship product, the LaserWeeder™, is the world’s leading commercial laser weeding system with hundreds of units operated by farmers in 15 countries worldwide. LaserWeeder combines computer vision, AI, robotics, and high-powered lasers to identify weeds and destroy them with sub-millimeter precision—no herbicides, hand...

Optum, part of the UnitedHealth Group family of businesses, is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find...

DISQO is a leading provider of advertising intelligence, measuring brand and performance outcomes across every media channel to power data-driven marketing decisions. Trusted by 500+ of the world’s largest brands and 150+ agency and media partners, and recognized by Inc., Deloitte, Ad Age, Digiday, Forbes, and Cynopsis, DISQO is redefining the power of measurement in advertising.

We are a global investment research and financial data company with 40-plus offices across North America, Europe, Australia, and Asia. Our products and services are used daily by individual investors, financial advisors, asset managers, retirement plan providers, and institutional investors. We provide data, research, and analysis across managed investment products, publicly listed companies, private capital markets, debt securities, and real-time...

We contribute to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together.

CoreWeave, the AI Hyperscaler™, delivers a cloud platform of cutting-edge software powering the next wave of AI. The company's technology provides enterprises and leading AI labs with cloud solutions for accelerated computing. Since 2017, CoreWeave has operated a growing footprint of data centers across the US and Europe. CoreWeave was ranked as one of the TIME100 most influential companies and...