People · Operator

Gerald McMahon

Named in public records as an officer, director or promoter · active 2009–2018 · Biotechnology

3
Companies
5
Filings
$380.7M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Harpoon Therapeutics, Inc.BiotechnologySeries D+$220.3M$1.4B2017
Kolltan Pharmaceuticals IncBiotechnologySeries C$137.0M$2.5B2014
Trellis Bioscience IncBiotechnologySeries A$23.4M$8.5M2009
Operator network

Gerald McMahon 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.

Alan Colowick · 7 companies · 1 sharedAlan ColowickMark Chin · 4 companies · 1 sharedMark ChinLuke Walker · 3 companies · 1 sharedLuke WalkerAndrew Robbins · 2 companies · 1 sharedAndrew RobbinsJonathan Drachman · 2 companies · 1 sharedJonathan DrachmanJoseph Bailes · 2 companies · 1 sharedJoseph BailesLauren Silvernail · 2 companies · 1 sharedLauren SilvernailMark E. Chin · 2 companies · 1 sharedMark E. ChinNatalie R. Sacks · 2 companies · 1 sharedNatalie R. SacksPeter Hirth · 7 companies · 1 sharedPeter HirthAxel Bolte · 6 companies · 1 sharedAxel BolteE. Jonathan Soderstrom · 3 companies · 1 sharedE. Jonathan Soder…Jane Pritchett Henderson · 3 companies · 1 sharedJane Pritchett He…Thomas B Neff · 3 companies · 1 sharedThomas B NeffCarolyn F. Sidor · 2 companies · 1 sharedCarolyn F. SidorJoseph Schlessinger · 2 companies · 1 sharedJoseph Schlessing…K. Peter Hirth · 2 companies · 1 sharedK. Peter HirthMichael Schmertzler · 2 companies · 1 sharedMichael Schmertzl…Somu Subramaniam · 17 companies · 1 sharedSomu SubramaniamJohn Friedman · 9 companies · 1 sharedJohn FriedmanMarkus Goebel · 4 companies · 1 sharedMarkus GoebelJames Broderick · 2 companies · 1 sharedJames BroderickHarpoon Therapeutics, Inc. · $220.3M raisedHarpoon Therapeutics,…Kolltan Pharmaceuticals Inc · $137.0M raisedKolltan Pharmaceutica…Trellis Bioscience Inc · $23.4M raisedTrellis Bioscience IncGerald McMahonGM
Gerald McMahon Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Somu Subramaniam117
John Friedman19
Peter Hirth17
Alan Colowick17
Axel Bolte16
Markus Goebel14
Mark Chin14
Thomas B Neff13
E. Jonathan Soderstrom13
Luke Walker13
Jane Pritchett Henderson13
W. Bradford Middlekauff12
Ron R. Hunt12
Michael Schmertzler12
K. Peter Hirth12
Andrew Robbins12
Thomas Neff12
Joseph Schlessinger12
Scott Myers12
James Broderick12

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.