Southern California's
Startup Directory
Series B$84.3MRebuilding healthcare with AI at the core
Pre-Seed$250KBetter, faster tech vendor research
Series D$833.1MWe provide efficient in-space mobility that moves payloads from low Earth orbit to any destination. Our vehicles deliver rapid, reliable access, reducing costs and timelines to make space operations feasible for commercial, government, and scientific missions.
Series C$80.1MOutpace AI-driven attacks. Unify Digital Risk Protection, Human Risk Management, and Email Security to stop digital threats before they scale, empower your teams to lead your defense, and scale your SOC with agentic AI.
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 B$7.3MFocus Universal Inc. (NASDAQ:FCUV) is a provider of patented hardware and software design technologies for Internet of Things (IoT) and 5G. The company has developed four disruptive patented technologies to solve the major problems facing…
Seed$7.3MFounded in Ventura, CA by Polish immigrant Kuba Graczyk, the 3D-printed footwear manufacturer raised a $7.2M seed round led by Uncork Capital in 2025.
Seed$7.3MCurb management for cities, airports and fleets. Real-time data. Automated payments. Smart loading zones. Zero emissions delivery zones.
Series A$7.3MBioProtonics is a pioneering company focused on advancing diagnostic imaging through its Magnetic Resonance Histopathology (MRH) technology. MRH offers a non-invasive, high-resolution method for analyzing tissue microarchitecture during routine MRI scans. MRH
Seed$7.2MThe Tally Surgical retained sponge prevention solution utilizes UHF RFID to simplify and speed an accurate count of surgical sponges and towels.
Seed$7.2MAI-native requirements management for engineers managing mission-critical compliance. Replace scattered docs and manual traceability with a single, audit-ready platform