JB
About
John Brennan is based out of San Francisco, California and is the Founder & Managing Partner of Holly Ventures. John previously worked at YL Ventures as a senior partner. John Brennan attended the University of Chicago.
Position in the VCSift Database
- • 226 investors hold the Founder & Managing Partner role in VCSift. John Brennan is one of them.
- • 7,285 investors are based in San Francisco, California, United States.
Data sourced from 410,343 investor profiles. Updated July 2026.
Investment Focus
- Location
- San Francisco, US
Contact Information
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