BL
About
Brian Lesser is the Chairman and CEO of InfoSum. He previously worked at AT and T as a CEO Xandr, ATand T Advertising and Analytics. Brian Lesser attended Columbia Business School.
Position in the VCSift Database
- • 2 investors at InfoSum are tracked.
- • 82 investors hold the Chairman and CEO role in VCSift. Brian Lesser 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
Contact Information
linkedin.com/in/••••••••
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