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.

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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.

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James
James is a co-founder of Gamma, building a new format for modern business storytelling. Previously spent nearly eight years at Optimizely as a senior engineering leader.
Deborah
Cofounder & CEO at Sparrow - the first high-tech, high-touch employee leave management solution making it simple for companies to provide employee leave throughout North America. We're making employee leave stress-free for companies like Figma, Plaid, and Headspace Health.
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.
Amjad
Amjad Masad is the CEO and co-founder of Replit, an online coding platform that aims to make coding more accessible and social.
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.
Kyle
Founder - Inflight.co, prev design at Airchat, Facebook, Tinder.
Sanjay
Building Suchama AI
Mike
Building KOAH - Ad network for LLM applications https://koahlabs.com
Grey
Founder Fellow 2. Currently building Starlight, the financial OS for web3 teams 💫
Abhinav
Abhinav is a builder with experience with Marketplaces, Search, and Distributed systems & ML Infra.

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.

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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.