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.
Seed$250KMen’s skin and needs are different, and every product that we make has been developed with their unique needs in mind. Enhanse goes beyond traditional skin care by creating hybrid products that enhance men’s look and their lives.
Seed$250K
Seed$240KGates Mills Technologies is a quantitative trading firm founded by Zachary Wolfe in 2018 that builds equity-market trading strategies from mathematical models, per its Crunchbase and LinkedIn profiles.
Seed$210KElevate your brand’s story with Utopic
Seed$200KStratia is an obsessively researched skincare brand that uses only the most effective and essential ingredients. We make skincare that works.
Nobility SD, LLC was founded in late 2021 to open a restaurant in La Jolla, San Diego, and later became the subject of a California appellate court case (Nobility SD v. Rocher) stemming from a dispute with the chef who joined the venture in 2022.
Seed$185KTenzo created a high-quality matcha green tea powder. It