DS
About
Dan Siroker is the Co-Founder and Executive Chairman of Optimizely. The inspiration for Optimizely came from Dan's work as the Director of Analytics for the Obama Presidential Campaign and Deputy New Media Director for the Presidential Transition. Before Optimizely, Dan co-founded an online math game for kids called CarrotSticks. Formerly, he was also a Product Manager for Google Chrome and AdWords. Dan graduated with Honors from Stanford University with a B.S. in Computer Science.
Position in the VCSift Database
- • 1,144 investors hold the Co-Founder & CEO role in VCSift. Dan Siroker 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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