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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Aaron
LA > NY. Serial entrepreneur and product innovator. Founded Felt, a digital mental health company, scaling to 200K+ users and $10M ARR before successful exit. MBA from Kellogg. Growth hacking, marketing and brand building. Loves a laugh.
Alex
Alex is the co-founder of Playbook.com, a cloud storage and collaboration tool for creatives. Before that, he studied at CMU and was an engineer at Addepar and Opendoor.
Gloria
Gloria is the founder and CEO of Siteline, bringing modern financial tools to the construction industry. Previously Stripe’s first PM hire, where she worked on Checkout, Dashboard, and Risk/Identity.
Hyeonjong
Founder of Sorcerics Google AI, Android Things, Meta Competitive programming World Finalist
Seth
Founder and CEO of Riffusion, building at the frontier of AI and music. Previously founded Hardline and Yodel, and was Head of Product at Shape. Princeton alum with a background in molecular biology and global health.
Augustine
RL PhD at UCL, working on LLMs and reasoning at vmax, prev: AI safety at Redwood research, NeuroAI at CSHL, AI for genomics at lllumina
Michael
building https://fieldworks.ai
Moiz
Co-founder and CTO at Momentum, a Slack-native sales platform. Previously a founding engineer at Blameless and backend infrastructure lead at Sauce Labs and AWS. Brings deep expertise in systems engineering and developer tools, with roots in academic research at the University of Kansas.
Joshua
Building Vectorsmith, a new kind of model and vector store for truly intelligent search. Previously 9.5 years at Asana, prior to that a lot of music.
Abhinav
Exploring AI for connecting humans. Formerly Director PM & Design at Scale AI, ML Eng at Facebook, first engineer at Duolingo.

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.