Southern California's
Tech
Startup Directory
Showcasing Southern California's innovation, one startup at a time. Every funded and bootstrapped company, from seed round to first dollar of revenue, tracked as it happens.
Includes SEC Form D filings from the last 3 years, plus all-time totals for companies sourced from YC and news coverage.
Artificial Intelligence
The region's largest single cluster by company count — AI and machine learning threaded through nearly every other industry here, from defense to biotech to entertainment.
Aerospace & Defense
Home to SpaceX, Northrop Grumman, and a new wave of hypersonics and space-infrastructure startups.
Entertainment & Gaming Tech
Hollywood's production infrastructure, live events, and a growing games and creator-tools scene.
Semiconductor Hardware
Qualcomm and Broadcom anchor a chip-design cluster spanning the region.
Medical Technology
A deep biotech research base and a growing bench of medical device and diagnostics startups.
B2B
Business software and services sold to other companies. The largest single category of startup across Southern California, spanning sales tools, vertical operating systems, and everything in between.
Industrials
Manufacturing, hardware, and physical-world operations. Overlaps heavily with the region's decades-old aerospace and defense manufacturing base, now extending into robotics and automated production.
Consumer
Products and apps built directly for individual consumers, drawing on Southern California's media and entertainment base.
Healthcare
Health tech, medical devices, and healthcare services, backed by a decades-old biotech research base and a deep bench of clinical and diagnostics startups.
Fintech
Financial technology: payments, banking, investing, and financial infrastructure.
Education
Education technology and learning platforms built across Southern California.
Real Estate & Construction
Property technology, construction tech, and real estate services.
Series A$8.5MGet instant real-time visibility with EdgeX. Wire-free RTLS, asset tracking, and environmental monitoring. Fast ROI, no IT burden, deployed in hours.
Series A$8.3MBuild, deploy, and govern autonomous digital workers across revenue, IT, service, and operations. Automate workflows, execute tasks, and scale work with AI-powered digital workers.
Series A$8.2MZuub raised a $9M Series A led by Vertical Venture Partners, with Bonfire Ventures also participating.
Series A$8.0MOUTERSPACES INC. PHILADELPHIAS PREMIER DESIGNER AND BUILDER OF LANDSCAPE ARCHITECTURAL ELEMENTS, SWIMMING POOLS, FOUNTAINS, AND OUTDOOR LIVING SPACES.
Series A$7.7MWe build kitchen intelligence tools to cut food waste, eliminate single-use packaging and optimize resources across every stage of food production.
Series A$7.6MThe infrastructure for the distribution of liquid hydrogen.
Series A$7.5MEpiPlex™ assay detects RNA modifications by proximity barcoding and short read RNA sequencing, revealing insights into gene regulation for disease research.