People · Operator

Joseph Steinberg

Named in public records as an officer, director or promoter · active 2010–2022 · Biotechnology, Media & Content

3
Companies
5
Filings
$193.7M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Sangart IncBiotechnologySeries D+$165.9M$4.2B2010
Adaptive Studios, IncMedia & ContentSeries B$27.5M$265.8M2017
I2Pure Corp.BiotechnologyPre-Seed$300K$3.7M2022
Operator network

Joseph Steinberg 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.

BRIAN O'CALLAGHAN · 1 companies · 1 sharedBRIAN O'CALLAGHANDAVID RENAS · 1 companies · 1 sharedDAVID RENASIan Cumming · 1 companies · 1 sharedIan CummingJohn Eyring · 1 companies · 1 sharedJohn EyringJUSTIN WHEELER · 1 companies · 1 sharedJUSTIN WHEELERMichael Gallagher · 6 companies · 1 sharedMichael GallagherThomas Davis · 3 companies · 1 sharedThomas DavisGrady Gamble · 1 companies · 1 sharedGrady GambleJonathan Grunzweig · 1 companies · 1 sharedJonathan GrunzweigJoshua Reader · 1 companies · 1 sharedJoshua ReaderMarc Joubert · 1 companies · 1 sharedMarc JoubertPerrin Chiles · 1 companies · 1 sharedPerrin ChilesTJ Barrack · 1 companies · 1 sharedTJ BarrackDouglas Spitz · 1 companies · 1 sharedDouglas SpitzJack Kessler · 1 companies · 1 sharedJack KesslerLee Larson · 1 companies · 1 sharedLee LarsonRob Painter · 1 companies · 1 sharedRob PainterSangart Inc · $165.9M raisedSangart IncAdaptive Studios, Inc · $27.5M raisedAdaptive Studios, IncI2Pure Corp. · $0.3M raisedI2Pure Corp.Joseph SteinbergJS
Joseph Steinberg Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Michael Gallagher16
Thomas Davis13
John Eyring11
Ian Cumming11
BRIAN O'CALLAGHAN11
DAVID RENAS11
TJ Barrack11
Marc Joubert11
Perrin Chiles11
Douglas Spitz11
Rob Painter11
Jack Kessler11
Lee Larson11
Joshua Reader11
Grady Gamble11
Jonathan Grunzweig11
JUSTIN WHEELER11

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.