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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Jeffrey
Jeffrey is interested in climate, reversing the digitalization of identity, and, somewhat reluctantly, crypto. Previously, Jeffrey was a software engineer at Plaid and a student at Harvard (CS/Philosophy 2019). Also, please go surfing with him.
Tiantian
Deeply care about Alzheimer's, prevention, and clinical research. Formerly product at Verily/Google. Built world's first ever mosquito factory.
Jason
Jason is the co-founder and CEO of Slab. He is also BDFL for the open source project Quill and formerly the founder of Stypi (sold to Salesforce). He holds a BS in Computer Science from Stanford.
Joe
Joe (Jue) previously led growth projects at Snap focused on iOS, cross platform, and mobile performance. He holds MS and BS in computer science from UPenn and currently resides in NYC.
Sean
Sean Howell, was CEO of Hornet, where he built a 40M-user LGBTQIA+ social network, and co-founder of Buffalo Market. Sean applies lessons from consumer tech to SaaS, leveraging his global experience to create impactful, user-friendly solutions.
Charlie
Founder, artist, & product leader building something new 🐣 Wrote distraction-blocker app SelfControl, started an ed-tech company, sold to Workday, worked on new product strategy there for 5 years Last 2 years: building big steel fire-shooting sculptures 🔥
Warren
Warren was previously a Partner at Sequoia Capital where he worked shoulder-to-shoulder with founders to build large, enduring businesses.
Adrienne
Adrienne is currently investing (real estate, data + dev tools) and exploring new ideas in the search fund / investing space. Previously, Adrienne was a Product Manager designing the in-car experience at Tesla, an APM at Google, and an associate at Bridgewater.
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).
Vineet
I am an IIT Roorkee grad (Comp Sc), a techie-turned-entrepreneur and have 15 years of experience in the internet industry. I co-founded Trainman, a train ticket booking app, which amassed 20 million downloads and was later acquired by Adani group.
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.

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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.