People · Operator

Matthew Cullen

Named in public records as an officer, director or promoter · active 2014–2020 · Other, Biotechnology

3
Companies
6
Filings
$56.7M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
JACK Investment Co., LLCOtherSeries C$41.4M$709.5M2020
Seraph Biosciences, Inc.BiotechnologySeries A$10.0M$253.9M2017
Athens Acquisition LLCOtherSeries A$5.2M$79.3M2014
Operator network

Matthew Cullen 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.

Mark Dunkeson · 1 companies · 1 sharedMark DunkesonMichael Shields · 3 companies · 1 sharedMichael ShieldsScott Merz · 3 companies · 1 sharedScott MerzJames Mault · 2 companies · 1 sharedJames MaultAhmad Nadeem Ishaque · 1 companies · 1 sharedAhmad Nadeem Isha…Braden Nadeem Robison · 1 companies · 1 sharedBraden Nadeem Rob…Braden Robison · 1 companies · 1 sharedBraden RobisonCharles Shanley · 1 companies · 1 sharedCharles ShanleyGary Loveman · 1 companies · 1 sharedGary LovemanGregory Auner · 1 companies · 1 sharedGregory AunerJames Nadeem Shanley · 1 companies · 1 sharedJames Nadeem Shan…James Shanley · 1 companies · 1 sharedJames ShanleyMARK TREXLER · 1 companies · 1 sharedMARK TREXLERPaul Glantz · 1 companies · 1 sharedPaul GlantzRichard Nadeem Creager · 1 companies · 1 sharedRichard Nadeem Cr…Scott Nadeem Merz · 1 companies · 1 sharedScott Nadeem MerzDaniel Gilbert · 3 companies · 1 sharedDaniel GilbertJACK Investment Co., LLC · $41.4M raisedJACK Investment Co., …Seraph Biosciences, Inc. · $10.0M raisedSeraph Biosciences, I…Athens Acquisition LLC · $5.2M raisedAthens Acquisition LLCMatthew CullenMC
Matthew Cullen Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Scott Merz13
Michael Shields13
Daniel Gilbert13
James Mault12
Scott Nadeem Merz11
James Nadeem Shanley11
Richard Nadeem Creager11
Braden Nadeem Robison11
Paul Glantz11
Gregory Auner11
James Shanley11
Braden Robison11
MARK TREXLER11
Mark Dunkeson11
Gary Loveman11
Ahmad Nadeem Ishaque11
Charles Shanley11

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.