Investor · Bethlehem, PA

John Springer

Open John in the network graph →

Filings

8

SEC Form D

Connections

37

co-filers

Capital

$20.9M

across filings

Active

Feb 2019

to Sep 2021

Most-connected co-filers (37)

Jeffrey L. Hanthorn · Indianapolis, IN2 shared John Birkmeyer · Ann Arbor, MI2 shared Randall Eason · PALO ALTO, CA2 shared Kamal M. Ramzipoor · Mountain View, CA2 shared Andrew Keel · Oviedo, FL2 shared Steven P. Caller · Cincinnati, OH2 shared Timothy G. Tyler · Needham, MA2 shared Timothy Petersen · Irvine, CA2 shared Bruce Booth · Cambridge, MA2 shared Mitch S. Moeller · Needham, MA2 shared Douglas D. Rohall · Needham, MA2 shared Paul E. Sylvan · Needham, MA2 shared Richard B. Steele · Needham, MA2 shared Steven K. Braun · Needham, MA2 shared Ricky C. Sandler · New York, NY2 shared Mutima Investors LLC · New York, NY2 shared Adam B. Frankel · NEW YORK, NY2 shared Peter Cohen · NEW YORK, NY2 shared Ronald J. Goguen · Dieppe, New Brunswick, Canada2 shared Scott D. Moffitt · Chestnut Hill, MA2 shared John D. Wetzonis · Chestnut Hill, MA2 shared Paul D. Palandjian · Chestnut Hill, MA2 shared Judson Barr · New Canaan, CT2 shared Alicia Glen · New York, NY2 shared

Recent filings (8)

R3 Vascular Inc.Sep 2024 · 15 co-filers R3 Vascular Inc.Sep 2024 · 15 co-filers Nectero Medical IncSep 2021 · 2 co-filers$18.2M R3 Vascular IncMay 2020 · 8 co-filers$3.0M Nectero Medical IncApr 2020 · 3 co-filers$1.5M Nectero Medical IncApr 2020 · 3 co-filers$1.5M CORVIDA MEDICAL, INC.Feb 2020 · 20 co-filers$2.0M J&J SOLUTIONS INCFeb 2019 · 22 co-filers$20.2M Viking Partners Fund IV, LLCFeb 2019 · 5 co-filers$34.5M Viking Partners Fund IV, LLCFeb 2019 · 5 co-filers$34.5M

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See John in the interactive graph →