Investor · Monona, WI

Barbara Bufkin

Open Barbara in the network graph →

Filings

1

SEC Form D

Connections

5

co-filers

Capital

$11.5M

across filings

Active

Oct 2025

to Oct 2025

Most-connected co-filers (5)

Ben Zimmerman · Monona, WI1 shared Jordan Liebl · Monona, WI1 shared Amanda Parker · Monona, WI1 shared Dan Reed · Monona, WI1 shared Ryan Kruizenga · FARGO, ND1 shared

Recent filings (1)

Opterrix Group, Inc.Oct 2025 · 11 co-filers$11.5M Opterrix Group, Inc.Oct 2025 · 11 co-filers$11.5M

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