People · Operator

Lewis J Geffen

Named in public records as an officer, director or promoter · active 2013–2017 · Biotechnology, Other Health Care

2
Companies
4
Filings
$8.1M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Opsonix, Inc.BiotechnologySeed$5.3M$55.5M2015
Decimmune Therapeutics IncOther Health CareSeed$2.8M$43.4M2013
Operator network

Lewis J Geffen 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.

Daniel J. Geffken · 3 companies · 1 sharedDaniel J. GeffkenBrian J. G. Pereira · 2 companies · 1 sharedBrian J. G. Perei…Andrew J Stevenson · 1 companies · 1 sharedAndrew J StevensonAnne J. Sissel · 1 companies · 1 sharedAnne J. SisselBrian J. Pereira · 1 companies · 1 sharedBrian J. PereiraDaniel J. G. Geffken · 1 companies · 1 sharedDaniel J. G. Geff…Eric J Devroe · 1 companies · 1 sharedEric J DevroePriyanka J Rohatgi · 1 companies · 1 sharedPriyanka J RohatgiHarold R. Werner · 4 companies · 1 sharedHarold R. WernerChristopher K. Mirabelli, Ph.D. · 1 companies · 1 sharedChristopher K. Mi…Janis C. Naeve, Ph.D. · 1 companies · 1 sharedJanis C. Naeve, P…Lewis K. Geffen · 1 companies · 1 sharedLewis K. GeffenMichael C. Carroll, Ph.D. · 1 companies · 1 sharedMichael C. Carrol…Richard S. Foemmel, Ph.D. · 1 companies · 1 sharedRichard S. Foemme…Opsonix, Inc. · $5.3M raisedOpsonix, Inc.Decimmune Therapeutics Inc · $2.8M raisedDecimmune Therapeutic…Lewis J GeffenLG
Lewis J Geffen Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Harold R. Werner14
Daniel J. Geffken13
Brian J. G. Pereira12
Eric J Devroe11
Priyanka J Rohatgi11
Brian J. Pereira11
Anne J. Sissel11
Christopher K. Mirabelli, Ph.D.11
Richard S. Foemmel, Ph.D.11
Michael C. Carroll, Ph.D.11
Janis C. Naeve, Ph.D.11
Lewis K. Geffen11
Andrew J Stevenson11
Daniel J. G. Geffken11

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.