People · Operator

John Tantum

Named in public records as an officer, director or promoter · active 2009–2012 · Other Technology

2
Companies
2
Filings
$21.0M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Peek IncOther TechnologySeries A$20.6M$17.4M2009
Livrada, Inc.Other TechnologyPre-Seed$411K$17.4M2012
Operator network

John Tantum at the center, the companies they're named on, and every other operator named alongside them — an interlock map of shared founding teams, boards and funds. Name-matched, so treat as a research lead.

John Levy · 10 companies · 1 sharedJohn LevyAmol Sarva · 6 companies · 1 sharedAmol SarvaWill Porteous · 6 companies · 1 sharedWill PorteousJonathan Leitersdorf · 4 companies · 1 sharedJonathan Leitersd…DAVID SPROSTY · 1 companies · 1 sharedDAVID SPROSTYFabiola Arredondo · 1 companies · 1 sharedFabiola ArredondoRichard Kang · 2 companies · 1 sharedRichard KangLeonard Chen · 1 companies · 1 sharedLeonard ChenPeek Inc · $20.6M raisedPeek IncLivrada, Inc. · $0.4M raisedLivrada, Inc.John TantumJT
John Tantum Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

People named alongside John Tantum on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.

OperatorSharedTheir companies
John Levy110
Amol Sarva16
Will Porteous16
Jonathan Leitersdorf14
Richard Kang12
Leonard Chen11
DAVID SPROSTY11
Fabiola Arredondo11

People are matched by normalized name across records; a common name may merge distinct individuals. Treat as a research lead, the same way modeled valuations are directional, not quoted.