People · Operator

John Maloney

Named in public records as an officer, director or promoter · active 2010–2019 · Other Technology, Healthtech

2
Companies
4
Filings
$115.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Tumblr IncOther TechnologySeries C$115.0M$2.7B2010
Signati Medical, Inc.HealthtechPre-Seed$170K$5.9M2019
Operator network

John Maloney 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.

Bijan Sabet · 9 companies · 1 sharedBijan SabetBrad Burnham · 9 companies · 1 sharedBrad BurnhamFred Seibert · 3 companies · 1 sharedFred SeibertDavid Karp · 1 companies · 1 sharedDavid KarpRoelof F. Botha · 1 companies · 1 sharedRoelof F. BothaGeorge Cagna · 3 companies · 1 sharedGeorge CagnaBrian Dougan · 2 companies · 1 sharedBrian DouganNicholas Marr · 2 companies · 1 sharedNicholas MarrAnthony Mulone · 1 companies · 1 sharedAnthony MuloneJim Marrotte · 1 companies · 1 sharedJim MarrotteRobert Van Wyck · 1 companies · 1 sharedRobert Van WyckWarren Nighan · 1 companies · 1 sharedWarren NighanWilliam Prentice · 1 companies · 1 sharedWilliam PrenticeTumblr Inc · $115.0M raisedTumblr IncSignati Medical, Inc. · $0.2M raisedSignati Medical, Inc.John MaloneyJM
John Maloney Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Brad Burnham19
Bijan Sabet19
Fred Seibert13
George Cagna13
Nicholas Marr12
Brian Dougan12
Roelof F. Botha11
William Prentice11
David Karp11
Jim Marrotte11
Anthony Mulone11
Robert Van Wyck11
Warren Nighan11

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.