Great ideas rarely emerge from isolation

South Park Commons is a community of technologists ideating and validating what to build next. We believe this shouldn’t be done alone. Our members range from exited founders and highly-cited researchers to new graduates and first-time entrepreneurs. What unites us is ambition, ability, and a mutual commitment to helping each other navigate -1 to 0.

Apply
south park commons community

OUR Members

A Modern Day Xerox PARC


We focus on highly technical builders in the -1 to 0. Over the last decade, we have had 1,000 members join us to start companies, pursue research, and work on other ambitious projects.

See More
Aaron
Aaron co-founded Matrix Operations, a high-frequency trading firm operating in NYC and London. He designed the software infrastructure and am responsible for realtime performance of the trading systems.
Will
I enjoy working at early-stage companies to have a bigger impact. Having experienced a few mildly successful exits at Canadian startups, I am taking the leap to become a founder and start building something exciting.
Alexandra
Alexandra is the founder of Rubber Ducky Labs (YC W23), building internal tools for recommender systems teams. Alexandra's been a founding member for two MLOps startups (Gantry and SigOpt), and prior to that she worked in fashion tech (Polyvore and Rent the Runway).
Arun
2x Founder SmartPhones, Fintech, AI Samsung, Startups, Govt, Non-Profits
Victor
Prev. cofounder/CEO @Astorian (proptech contractor marketplace aqc). Cognitive science nerd, jiu jitsu enthusiast, storytelling fanatic. Curious about web3 (DAOs++), SaaS, data infrastructure, and productivity hacking.
Rajat
Merging game marketing with AI. Built and scaled B2B SaaS in manufacturing to $200M (Tiger Global, Alphawave). Bootstrapped a land records solution for financial institutions. Believe business success comes from deeply understanding customers, not just acquiring them. IIT Bombay, IIM Ahmedabad alumnus. Always learning and sometimes earning.
Ben
Co-Founder, CEO at Transcend, the data infrastructure powering your privacy rights at your favorite brands. Formerly Computer Science at Harvard.
Sara
Previously, I managed product & engineering at Scale AI, where I worked on recommendations, trust & safety, data quality and image/video labeling. Before that, I worked at Facebook & Twitter, and studied computer science at Carnegie Mellon.
Priya
Aspiring Founder. I want to make things better using technology, typography, and color. ex-Apple.
Arnaud
Arnaud is an expert in AI that worked at Google Research on language models and led search at Faire. He's exploring new ideas with his cofounder.

Our Spaces

San Francisco
New York
Bengaluru

What our members do


Our members have started 250+ companies, including several unicorns. Others have become core contributors to leading research organizations, open-source software projects, and academic institutions.

google ai
South Park Commons
380 Brannan St, San Francisco, CA
© 2025 All rights reserved.
South Park Commons
380 Brannan St, San Francisco, CA
© 2022 All rights reserved.