Top Tech Startups in California, US in 2027

Zenyth is building a best-in-class web accessibility platform and service ecosystem that helps organizations achieve and maintain WCAG 2.2 AA compliance while delivering inclusive, high-performing digital experiences. What Zenyth Is Building: Zenyth Audit: A fully accessible, in-house audit platform combining manual testing with automated tools to deliver actionable, standards-aligned reporting. End-to-End Services: Accessibility audits, remediation, legal defense support, developer training, and compliance monitoring tailored to each client’s tech stack and risk profile. A11y Labs: A knowledge and resource hub for inclusive design, AI-assisted compliance, and community-based learning. Accessible Shopify Themes and Integrations: Customizable, high-performance ecommerce templates built to be accessible out of the box. Hard Problems Zenyth Is Solving: Accessibility at Scale Making web accessibility repeatable and scalable across complex tech stacks, large websites, and dynamic content environments. Bridging Legal and Technical Gaps Helping businesses navigate legal risk by translating WCAG guidelines into development practices that are defensible and future-proof. Avoiding Overlay Pitfalls Providing real, lasting accessibility solutions—not temporary overlays or automation band-aids that increase risk. Human-Centered + AI-Enabled Testing Combining expert human review with smart automation to deliver fast, thorough, and compliant results. Making Accessibility Business-Critical Elevating accessibility from a checkbox to a competitive advantage—driving SEO, customer retention, and trust. Ongoing Compliance, Not One-Time Fixes Solving for the reality that digital products change constantly, so compliance must be monitored and maintained over time.

We are the operating system for commercial vehicle repair, while providing services and software to help the broader ecosystem - shops, technicians, suppliers - electrify

Increase revenue and speed-to-market with our industry-defining AI design software. Our software enables fashion brands and retailers to understand consumer demand and create unique designs that are in high demand with high purchase likelihood, in minutes, not months. We bring the best industry-leading AI analytics and generative AI capabilities to fashion product development. Join some of the top 10 global fashion brands using our software to turbocharge the design and merchandising processes.

Watney develops autonomous robots to enable the growth of critical infrastructure. Having recently raised $21 million in seed funding from Conviction, Abstract and A*, we’re partnering with the world’s largest hyperscalers to accelerate datacenter buildout and breakfix.

Create lets you turn English into full stack apps. It's an AI "text to app" builder for entrepreneurs. Our mission is to give everyone the power of software creation. Our ambitious first step is to power a new generation of entrepreneurs as their AI product engineer. We’re hiring for the early team (first 10) who want to create an iconic product and shape our culture. Our team is small and talent-dense. We’ve built products people love and look for people who care about building insanely great products. Our investors include Bessemer, Uncork and the founders of Shopify, Zapier, Turing, Docsend, Front, Intercom, Shippo, and more.

Stealth mode hardware company backed by the world's best VC firms. Founded by Ex-Anduril leaders on a mission to save lives by creating the world's best interceptors