About
Jean Sini (born July 20, 1973) is a New York- and San Francisco-based investor. Jean is General Partner at Partech Partners. Previously, Jean was Chief Technology Officer at real estate startup Cadre. Before that, he was cofounder and Chief Technology Officer of Fountain, started in 2013 with Mint.com founder Aaron Patzer, and sold to Porch.com in 2015. He is also an investor in and advisor to early stage startups, including Boxbee, Canva, Treasure Data, FieldWire, People.ai, ProdPerfect. He was previously CTO at One Kings Lane, and earlier Vice President of Data Aggregation Engineering at Mint.com, acquired by Intuit for $170m in November 2009. In 2005 he co-founded and was CTO at Activeweave, sold to TwelveFold Media in April 2008.
Position in the VCSift Database
- • 35 investors at Partech are tracked.
- • 626 investors hold the General Partner role in VCSift. Jean Sini is one of them.
- • 10,621 investors are based in New York, New York, United States.
Data sourced from 410,343 investor profiles. Updated July 2026.
Investment Focus
- Location
- New York, US
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