People · Operator

John Harkey

Named in public records as an officer, director or promoter · active 2010–2024 · Pharmaceuticals, Biotechnology, Restaurants

3
Companies
4
Filings
$57.1M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Emisphere Technologies IncPharmaceuticalsSeries B$49.7M$1.2B2010
Cessation Therapeutics, Inc.BiotechnologySeries A$6.8M$5.9M2022
Little Sister Partners, LLCRestaurantsPre-Seed$600K$2.6M2017
Operator network

John Harkey 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 Weiser · 5 companies · 1 sharedMichael WeiserAlan L. Rubino · 3 companies · 1 sharedAlan L. RubinoJohn D. Harkey · 3 companies · 1 sharedJohn D. HarkeyMark H. Rachesky · 3 companies · 1 sharedMark H. RacheskyMichael Garone · 2 companies · 1 sharedMichael GaroneTimothy Rothwell · 2 companies · 1 sharedTimothy RothwellJacob M. Plotsker · 1 companies · 1 sharedJacob M. PlotskerJohn R. Harkey · 1 companies · 1 sharedJohn R. HarkeyMark Rachesky · 1 companies · 1 sharedMark RacheskyMark R. Rachesky · 1 companies · 1 sharedMark R. RacheskyMichael G. Weiser · 1 companies · 1 sharedMichael G. WeiserMichael Novinski · 1 companies · 1 sharedMichael NovinskiMichael R. Garone · 1 companies · 1 sharedMichael R. GaroneMichael R. Weiser · 1 companies · 1 sharedMichael R. WeiserDavid Genecov · 4 companies · 1 sharedDavid GenecovSharon Tetlow · 4 companies · 1 sharedSharon TetlowDaniel Fine · 3 companies · 1 sharedDaniel FineJay Shepard · 3 companies · 1 sharedJay ShepardEric Rasmussen · 2 companies · 1 sharedEric RasmussenAndrew Barrett · 1 companies · 1 sharedAndrew BarrettMark Pearson · 1 companies · 1 sharedMark PearsonJohn Kinzer · 5 companies · 1 sharedJohn KinzerEmisphere Technologies Inc · $49.7M raisedEmisphere Technologie…Cessation Therapeutics, Inc. · $6.8M raisedCessation Therapeutic…Little Sister Partners, LLC · $0.6M raisedLittle Sister Partner…John HarkeyJH
John Harkey Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
John Kinzer15
Michael Weiser15
David Genecov14
Sharon Tetlow14
Alan L. Rubino13
John D. Harkey13
Jay Shepard13
Daniel Fine13
Mark H. Rachesky13
Timothy Rothwell12
Eric Rasmussen12
Michael Garone12
Mark Pearson11
Michael Novinski11
Mark Rachesky11
John R. Harkey11
Tracy Rathbun11
Timothy G. Rothwell11
Timothy D. McInerney11
Michael R. Garone11

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.