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.
Seed$3.6MKindra is transforming vaginal health and sexual wellness for women navigating their changing bodies and profound hormonal shifts.
Seed$3.5MCrop Diagnostix uses plant RNA to detect asymptomatic crop stress before symptoms appear. Asymptomatic Agronomy for partners, retailers, and input providers.
RightDevice was co-founded by George Kramb and Patrick Frank and later rebranded as PatientPartner, a platform connecting patients with medical device information and providers.
Seed$3.4MCo-founded by Alex Watts, the LA-based startup has raised over $8M, backed by investors including Multicoin Capital.
Founded by AAA gaming industry veterans John Blakely, Matthew Armstrong, Mark Cieslar, and Christopher Sturr, and backed by Menlo Ventures in a $3.4M seed round.
Delilah Dallas is operated by The h.wood Group, the LA-based hospitality company known for celebrity-frequented venues.
Co-founded by Andrew Morris, Eric Brouwer, and Adolfo Velazquez, the company is developing a rapid lung-cancer diagnostic called the verifi LUNG test.
The LA protein-nutrition company is backed by Keurig Dr Pepper and Madison Square Garden Sports, and rebranded its protein soda line as SkyPop.