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$6.2M
Seed$6.2MWe are wholesalers in Japan who import / export Japanese-made products such as everyday items, cosmetics, snacks and food at wholesale prices.We also offer proxy marketing for Japanese companies as well as wholesalers.
Seed$6.0MDeveloping novel long-acting therapeutics targeting chronic cardiometabolic diseases.
Seed$6.0MKeeta is a layer-1 blockchain network that connects payment networks. Direct blockchain-to-blockchain transactions are processed with settlement times of 400 milliseconds and a throughput of 10 million transactions per second.
Seed$5.6MWe partner with global industry leaders to craft and deliver groundbreaking consumer electronics and connected solutions.
Seed$5.6MCLIQ makes the world’s most portable chairs—ultra-compact, quick to set up, and built for everyday adventure. Whether you’re camping, tailgating, or relaxing at the beach, CLIQ chairs offer comfort, durability, and convenience in a sleek, travel-ready design.
Seed$5.5MScale end-to-end influencer, affiliate and referral programs. Empower your customers and creators with cobranded landing pages, cash and store credit rewards, gifts, and much more!
Seed$5.5MSerenity is a unified EHS platform built on ServiceNow for incident management, audits, risk assessments, compliance, and cyber risk — with AI-powered safety insights.