People · Operator

Jeffrey T Barnes

Named in public records as an officer, director or promoter · active 2008–2020 · Healthtech, Biotechnology, Other

3
Companies
12
Filings
$27.5M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
CoNextions Medical CorpHealthtechSeries A$14.4M$44.8M2016
Hydrocision IncBiotechnologySeed$9.2M$10.0M2008
Claros Diagnostics IncOtherSeed$4.0M$74.4M2009
Operator network

Jeffrey T Barnes 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.

Richard J. Linder · 3 companies · 1 sharedRichard J. LinderBrian N. Woolf · 1 companies · 1 sharedBrian N. WoolfErik N. Kubiak · 1 companies · 1 sharedErik N. KubiakDennis Costello · 6 companies · 1 sharedDennis CostelloDoug Wall · 4 companies · 1 sharedDoug WallMARC E. GOLDBERG · 4 companies · 1 sharedMARC E. GOLDBERGJohn C Miller · 3 companies · 1 sharedJohn C MillerTerry Wall · 3 companies · 1 sharedTerry WallThomas D. Abert · 3 companies · 1 sharedThomas D. AbertHOWARD DONNELLY · 2 companies · 1 sharedHOWARD DONNELLYRichard J Lim · 2 companies · 1 sharedRichard J LimAlastair J.T. Clemow, Ph.D. · 1 companies · 1 sharedAlastair J.T. Cle…Alastair JT Clemow PhD · 1 companies · 1 sharedAlastair JT Clemo…BRYAN E. GRULKE · 1 companies · 1 sharedBRYAN E. GRULKEDOUG E. WALL · 1 companies · 1 sharedDOUG E. WALLDouglas J Daniels · 1 companies · 1 sharedDouglas J DanielsHOWARD W. DONNELLY · 1 companies · 1 sharedHOWARD W. DONNELLYJames H Hill · 1 companies · 1 sharedJames H HillMarc Goldberg · 9 companies · 2 sharedMarc GoldbergCaroline Popper · 5 companies · 1 sharedCaroline PopperJohn P. Davis · 2 companies · 1 sharedJohn P. DavisDavid Steinmiller · 1 companies · 1 sharedDavid SteinmillerCoNextions Medical Corp · $14.4M raisedCoNextions Medical Co…Hydrocision Inc · $9.2M raisedHydrocision IncClaros Diagnostics Inc · $4.0M raisedClaros Diagnostics IncJeffrey T BarnesJB
Jeffrey T Barnes Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Marc Goldberg29
Dennis Costello16
Caroline Popper15
Doug Wall14
MARC E. GOLDBERG14
Richard J. Linder13
Thomas D. Abert13
Terry Wall13
John C Miller13
HOWARD DONNELLY12
John P. Davis12
Richard J Lim12
Jonathan JT Fleming11
Marc JT Goldberg11
Richard JT Lim11
Michael Magliochetti11
Brian N. Woolf11
Scott D Miles11
Erik N. Kubiak11
PAUL E. KOWALSKI11

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.