People · Operator

Marcelin O'Neill

Named in public records as an officer, director or promoter · active 2017–2022 · Healthtech, Other, Mining & Resources

3
Companies
6
Filings
$12.0M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Alternate Health Corp.HealthtechSeed$8.9M$8.3M2017
Zefiro Methane Corp.OtherSeed$2.9M$2.5M2022
Lode Metals Corp.Mining & ResourcesPre-Seed$145K$815K2021
Operator network

Marcelin O'Neill 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.

Michael Murphy · 21 companies · 1 sharedMichael MurphyMichael E. Murphy · 3 companies · 1 sharedMichael E. MurphyAdam Desmond · 2 companies · 1 sharedAdam DesmondJamison Feramisco · 2 companies · 1 sharedJamison FeramiscoMichael English · 2 companies · 1 sharedMichael EnglishAdam E. Desmond · 1 companies · 1 sharedAdam E. DesmondBernard J. Rice · 1 companies · 1 sharedBernard J. RiceBryan Korba · 1 companies · 1 sharedBryan KorbaChris Boling · 1 companies · 1 sharedChris BolingJade Green · 1 companies · 1 sharedJade GreenJames E. Griffiths · 1 companies · 1 sharedJames E. GriffithsJames E. Tykoliz · 1 companies · 1 sharedJames E. TykolizJames Griffiths · 1 companies · 1 sharedJames GriffithsJames Tykoliz · 1 companies · 1 sharedJames TykolizJamison E. Feramisco · 1 companies · 1 sharedJamison E. Ferami…Jay Briggs · 1 companies · 1 sharedJay BriggsCATHERINE FLAX · 3 companies · 1 sharedCATHERINE FLAXDaryl Heald · 2 companies · 1 sharedDaryl HealdCurt Hopkins · 1 companies · 1 sharedCurt HopkinsElijah Dumaresq · 1 companies · 1 sharedElijah DumaresqThomas O'Neill · 5 companies · 2 sharedThomas O'NeillMarlis Yassin · 3 companies · 1 sharedMarlis YassinAlternate Health Corp. · $8.9M raisedAlternate Health Corp.Zefiro Methane Corp. · $2.9M raisedZefiro Methane Corp.Lode Metals Corp. · $0.1M raisedLode Metals Corp.Marcelin O'NeillMO
Marcelin O'Neill Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Thomas O'Neill25
Michael Murphy121
CATHERINE FLAX13
Michael E. Murphy13
Marlis Yassin13
Michael English12
Jamison Feramisco12
Daryl Heald12
Adam Desmond12
Jeff Langenbach11
James Griffiths11
Michael Klipper11
Jay Briggs11
Bernard J. Rice11
Kristin J. Taylor11
Michael J. Klipper11
Marcelin J. O'Neill11
Adam E. Desmond11
Jamison E. Feramisco11
James E. Tykoliz11

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.