People · Operator

Jeffrey G. Spragens

Named in public records as an officer, director or promoter · active 2010–2023 · Other Health Care, Biotechnology

2
Companies
5
Filings
$392.4M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Transenterix Inc.Other Health CareSeries D+$209.9M$21.9M2010
SAB Biotherapeutics, Inc.BiotechnologySeries D+$182.5M$1.4B2023
Operator network

Jeffrey G. Spragens 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.

Steven D. Rubin · 9 companies · 1 sharedSteven D. RubinJANE H HSIAO · 5 companies · 1 sharedJANE H HSIAORichard C. Pfenniger, Jr. · 4 companies · 1 sharedRichard C. Pfenni…PAUL A. LAVIOLETTE · 3 companies · 1 sharedPAUL A. LAVIOLETTETodd M. Pope · 3 companies · 1 sharedTodd M. PopeWilliam N. Starling, Jr. · 3 companies · 1 sharedWilliam N. Starli…David B. Milne · 2 companies · 1 sharedDavid B. MilneJames J. Martin · 2 companies · 1 sharedJames J. MartinJoseph P Slattery · 2 companies · 1 sharedJoseph P SlatteryWilliam N Kelley · 2 companies · 1 sharedWilliam N KelleyAdam S. Jackson · 1 companies · 1 sharedAdam S. JacksonAftab H. Kherani, M.D. · 1 companies · 1 sharedAftab H. Kherani,…Aftab R Kherani · 1 companies · 1 sharedAftab R KheraniAndrea M Biffi · 1 companies · 1 sharedAndrea M BiffiAnthony N Fernando · 1 companies · 1 sharedAnthony N FernandoChao C. Chen · 1 companies · 1 sharedChao C. ChenDavid Link · 3 companies · 1 sharedDavid LinkJay Skyler · 3 companies · 1 sharedJay SkylerKatie Ellias · 3 companies · 1 sharedKatie ElliasSamuel J. Reich · 3 companies · 1 sharedSamuel J. ReichAndrew G. Moin · 1 companies · 1 sharedAndrew G. MoinAndrew Moin · 1 companies · 1 sharedAndrew MoinTransenterix Inc. · $209.9M raisedTransenterix Inc.SAB Biotherapeutics, Inc. · $182.5M raisedSAB Biotherapeutics, …Jeffrey G. SpragensJS
Jeffrey G. Spragens Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Steven D. Rubin19
JANE H HSIAO15
Richard C. Pfenniger, Jr.14
PAUL A. LAVIOLETTE13
Samuel J. Reich13
Todd M. Pope13
Jay Skyler13
David Link13
Katie Ellias13
William N. Starling, Jr.13
James J. Martin12
David B. Milne12
William N Kelley12
Joseph P Slattery12
Richard M. Mueller11
Dennis H. Dougherty11
Aftab R Kherani11
Jane H. Hsiao, Ph.D.11
William, Jr. N Starling11
Andrea M Biffi11

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.