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Personnel: David Langer at Lionheart Ventures (Founder & Managing Partner)

Verdictconfirmed99%
1 check · 5/1/2026

1 → confirmed

Our claim

entire record
Person
XMW9LOOdCj
Role
Founder & Managing Partner
Role Type
key-person
Is Founder
Yes
Notes
Founder and Managing Partner of Lionheart Ventures. Two-time tech entrepreneur with 10+ years as CEO. Founded Zesty (YC-backed, acquired by Square) and GroupSpaces. MA in Mathematics from Oxford.

Source evidence

1 src · 1 check
confirmed99%Haiku 4.5 · 5/1/2026

NoteThe source directly confirms all three key fields of the record. The person (David Langer), organization (Lionheart Ventures), and role (Founder & Managing Partner) are all explicitly stated in the source text under the team section. The source is the official Lionheart Ventures team page, making it a primary source for this personnel information.

Case № Bi29wNi7ABFiled 5/1/2026Confidence 99%
Source Check: Personnel: David Langer at Lionheart Ventures (Founder & Managing Partner) | Longterm Wiki