Top Tech Startups in California, US in 2026

FleetWorks automates the 2B phone calls and emails that the freight industry makes every year. We use voice synthesis, generative AI, and integrations with logistics systems to solve the largest cost in this industry - people. We are a fast-growing startup in the logistics space led by a founding team from companies like Airbnb and Uber Freight. We are a YC backed company. For more information about us, visit ycombinator.com/companies/fleetworks

We’re building a collaborative cloud for teams to work in the physical world. Here’s the master plan: 1. Build a world-class Engineering, Production, and Sales organizations. 2. Create a product that Gives Operators Superpowers. 3. Take a big swing at the giants of Enterprise Software Our cloud platform is an orchestration-layer the sits on top of a company's disparate resources. We integrate with 3rd party-services like ERPs, PLMs as well as public and private cloud services (databases, APIs, warehouses) to "operationalize" your data. What this means for team is not more digging through emails, downloading spreadsheets, trying to figure out what PO matches what Invoice, and which shipments are where. Recently, we closed a $3.5M seed round led by Contrary Capital, 47th Street Partners, Base Case Capital, and others. We’re just getting started.

Augment’s mission is to build AI teammates that empower people to do their best work. We believe AI should amplify, not replace, human intelligence—removing friction, surfacing what matters, and helping teams stay focused on what counts. Our mission is embedded in how we build, scale, and support both our product and our people. When we eliminate busywork and enhance clarity, we unlock more time, more creativity, and more impact. That’s the future of work—and we’re building it today. Augment is the AI teammate platform that helps teams do their best work—faster, smarter, and with greater focus. By integrating directly into existing tools and workflows, Augment automates repetitive tasks, accelerates decision-making, and frees up time for strategic work. Today, teams across industries like logistics, customer operations, and sales use Augment to scale impact and unlock human potential. We’re a venture-backed startup driven by a culture of ownership, velocity, and curiosity. Our team is composed of builders, operators, and technologists who care deeply about solving real-world problems with practical AI. We’re growing fast—and always looking for thoughtful, mission-aligned people to join us.

Cynch AI is an AI-native platform democratizing access to financial expertise for small businesses and entrepreneurs. Our client-facing accounting arm, Aardvark Tax Advisors, combines startup speed with enterprise-grade rigor to deliver tax, accounting, and advisory services.

Agentic Operating Procedures for your ERP. Execute at machine speed, learn from every exception, and improve with every transaction.

Karlon Group provides enterprise-grade fractional finance & accounting, data analytics and investor relations support services to bootstrapped, venture-backed, and private equity owned companies at various stages of growth. We bring decades of strategic and operational finance & accounting experience, partnering with businesses across a range of industries, from SaaS to consumer to financial services. Our fractional CFO franchise prioritizes close partnership, excellence, and integrity above all in our approach to advising clients on their most critical finance & accounting challenges.

Vision: At Living Stones Foundation, we envision a world where every individual and community thrives with hope, dignity, and opportunity. Our vision is rooted in the belief that through sustainable initiatives, collaborative efforts, and a commitment to positive change, we can create a global landscape where socio-economic disparities diminish, and the inherent potential of every person is realized. Mission: Our mission at Living Stones Foundation is to empower communities, inspire change, and foster innovation. We strive to be a catalyst for positive transformation by actively engaging in sustainable projects, strategic partnerships, and leveraging our diverse expertise. Through a holistic approach that transcends conventional boundaries, we aim to uplift and empower individuals, organizations, and churches, making a lasting impact on the fabric of society.

Our product is a platform where AI/ML and analytics are powered by decentralized, responsible, and equitable data ownership. Our mission is to simplify and guide the developer experience of creating, sharing, discovering, and using data forever, to be connected, fast, and fair.

We've launched a product for creatives to meet over coffee.