People · Operator

Jim Tananbaum

Named in public records as an officer, director or promoter · active 2013–2025 · Other Technology, Biotechnology, Other

4
Companies
6
Filings
$162.0M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Mindstrong, Inc.Other TechnologySeries B$52.0M$944.1M2017
Latigo Biotherapeutics, Inc.BiotechnologySeries C$50.0M$357.5M2025
Sequenta, Inc.OtherSeries B$44.9M$332.3M2013
Seranova Bio, Inc.BiotechnologySeries A$15.0M$64.0M2021
Operator network

Jim Tananbaum 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.

Hemant Taneja · 21 companies · 1 sharedHemant TanejaRobert Epstein · 8 companies · 1 sharedRobert EpsteinRichard Klausner · 7 companies · 1 sharedRichard KlausnerSarah London · 3 companies · 1 sharedSarah LondonTom Insel · 3 companies · 1 sharedTom InselBeth Seidenberg · 15 companies · 1 sharedBeth SeidenbergNancy Stagliano · 5 companies · 1 sharedNancy StaglianoKevin Raidy · 4 companies · 1 sharedKevin RaidyDeborah Palestrant · 3 companies · 1 sharedDeborah PalestrantNima Farzan · 2 companies · 1 sharedNima FarzanRowan Chapman · 7 companies · 1 sharedRowan ChapmanBill Ericson · 5 companies · 1 sharedBill EricsonJohn Stuelpnagel · 3 companies · 1 sharedJohn StuelpnagelMalek Faham · 3 companies · 1 sharedMalek FahamThomas Willis · 3 companies · 1 sharedThomas WillisJacob Goldfield · 2 companies · 1 sharedJacob GoldfieldEphraim Gildor · 1 companies · 1 sharedEphraim GildorLEON CHEN · 15 companies · 1 sharedLEON CHENAaron Ring · 3 companies · 1 sharedAaron RingBeatrice McQueen · 2 companies · 1 sharedBeatrice McQueenHui Tian · 2 companies · 1 sharedHui TianDamien Soghoian · 1 companies · 1 sharedDamien SoghoianMindstrong, Inc. · $52.0M raisedMindstrong, Inc.Latigo Biotherapeutics, Inc. · $50.0M raisedLatigo Biotherapeutic…Sequenta, Inc. · $44.9M raisedSequenta, Inc.Seranova Bio, Inc. · $15.0M raisedSeranova Bio, Inc.Jim TananbaumJT
Jim Tananbaum Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Hemant Taneja121
LEON CHEN115
Beth Seidenberg115
Robert Epstein18
Rowan Chapman17
Richard Klausner17
Bill Ericson15
Nancy Stagliano15
Kevin Raidy14
Aaron Ring13
Thomas Willis13
Malek Faham13
John Stuelpnagel13
Tom Insel13
Deborah Palestrant13
Sarah London13
Nima Farzan12
Jacob Goldfield12
Hui Tian12
Beatrice McQueen12

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.