Investor · Chicago, IL

Brian B. Boorstein

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Filings

9

SEC Form D

Connections

29

co-filers

Capital

$154.4M

across filings

Active

Nov 2021

to Apr 2025

Most-connected co-filers (29)

Mark A. Radzik · Chicago, IL5 shared Peter G. Lehman · Chicago, IL5 shared Stephen H. Fithian · FORT WORTH, TX4 shared Hannah J. Pressler · Denver, CO4 shared James F. Clark · Chicago, IL3 shared Gilad Shany · HERZELIYA, L32 shared Christopher R. Floyd · JOHNSON, KS2 shared Evgeny Klochikhin · ALEXANDRIA, VA2 shared David Cohen · HERZLIYA PITUACH, L32 shared Stephen Levey · HERZLIYA PITUACH, L32 shared Christopher Lento · Boston, MA2 shared John T. Gallagher · SCOTTSDALE, AZ2 shared Richard R. Roberts · JOHNSON, KS2 shared Paul Gradeff · Denver, CO2 shared Homi Vazifdar · Larkspur, CA2 shared Robert Hee · Larkspur, CA2 shared Joseph J. Schonberg · Charlotte, NC2 shared A. Granite Creek Capital Partners, L.L.C · CHICAGO, IL1 shared A. Granite Creek Agribusiness Gp, Llc · CHICAGO, IL1 shared Granite Creek RBIC GP, L.L.C · Chicago, IL1 shared A. Granite Creek Agribusiness Gp, Llc · CHICAGO, IL1 shared A. Granite Creek Capital Partners, L.L.C · CHICAGO, IL1 shared Leigh A. Ahr · FORT WORTH, TX1 shared Fithian Investment Group, LLC · FORT WORTH, TX1 shared

Recent filings (9)

Granite Creek Agribusiness I, LPMay 2025 · 11 co-filers Granite Creek Agribusiness I, LPMay 2025 · 11 co-filers Granite Creek RBIC Agribusiness, L.P.Apr 2025 · 11 co-filers$125.0M FIG - ALVIN INDUSTRIAL, LLCApr 2023 · 4 co-filers$1.4M Granite Creek FlexCap III, L.P.Jan 2023 · 13 co-filers FIG-MARLOW-OK, LLCAug 2022 · 2 co-filers$750K ICP II W1 L.P.Mar 2022 · 8 co-filers DECATUR WAREHOUSE, LLCFeb 2022 · 8 co-filers$1.9M ICP II L1 L.P.Nov 2021 · 8 co-filers FIG-CENTERVILLE BUSINESS PARKWAY, LLCNov 2021 · 4 co-filers$16.5M

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