People · Operator

Jeffrey M. Jonas

Named in public records as an officer, director or promoter · active 2010–2020 · Pharmaceuticals, Biotechnology

2
Companies
2
Filings
$702.9M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Sage Therapeutics, Inc.PharmaceuticalsGrowth/Late$698.0M$20.7B2020
Cara Therapeutics, Inc.BiotechnologySeries A$4.9M$3.6M2010
Operator network

Jeffrey M. Jonas 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.

Robert T. Nelsen · 5 companies · 1 sharedRobert T. NelsenBarry Greene · 3 companies · 1 sharedBarry GreeneMichael F. Cola · 3 companies · 1 sharedMichael F. ColaAlbert J. Robichaud · 1 companies · 1 sharedAlbert J. Robicha…Anne Marie Cook · 1 companies · 1 sharedAnne Marie CookElizabeth F. Barrett · 1 companies · 1 sharedElizabeth F. Barr…Geno F. Germano · 1 companies · 1 sharedGeno F. GermanoGeorge F. Golumbeski · 1 companies · 1 sharedGeorge F. Golumbe…James F. Frates · 1 companies · 1 sharedJames F. FratesJeffery M. Jonas · 1 companies · 1 sharedJeffery M. JonasEd Hurwitz · 9 companies · 1 sharedEd HurwitzStephen Reeders · 9 companies · 1 sharedStephen ReedersMichael E Lewis · 4 companies · 1 sharedMichael E LewisJeffrey L. Ives · 3 companies · 1 sharedJeffrey L. IvesMartin Vogelbaum · 3 companies · 1 sharedMartin VogelbaumHarrison Bains · 2 companies · 1 sharedHarrison BainsChristopher M. Moller · 1 companies · 1 sharedChristopher M. Mo…Dean Slagel · 1 companies · 1 sharedDean SlagelDerek Chalmers · 1 companies · 1 sharedDerek ChalmersFrederique Menzaghi · 1 companies · 1 sharedFrederique Menzag…Josef Schoell · 1 companies · 1 sharedJosef SchoellJoseph W. Stauffer · 1 companies · 1 sharedJoseph W. StaufferSage Therapeutics, Inc. · $698.0M raisedSage Therapeutics, In…Cara Therapeutics, Inc. · $4.9M raisedCara Therapeutics, In…Jeffrey M. JonasJJ
Jeffrey M. Jonas Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Stephen Reeders19
Ed Hurwitz19
Robert T. Nelsen15
Michael E Lewis14
Barry Greene13
Martin Vogelbaum13
Michael F. Cola13
Jeffrey L. Ives13
Harrison Bains12
Frederique Menzaghi11
Christopher M. Moller11
Kimi Iguchi11
Michael Cloonan11
Anne Marie Cook11
Stephen J. Kanes11
Albert J. Robichaud11
Elizabeth F. Barrett11
James F. Frates11
Geno F. Germano11
George F. Golumbeski11

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.