Investor · Tinley Park, IL

Amy Sinder

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Filings

6

SEC Form D

Connections

27

co-filers

Capital

$90K

across filings

Active

Jun 2023

to Nov 2024

Most-connected co-filers (27)

Bradley Silverman · Tinley Park, IL5 shared Ethan King · CORAL GABLES, FL3 shared William Hogan · Centennial, CO3 shared John Palmer · Arlington, VA3 shared Mathias Svensson · Stockholm, V73 shared Shaikh Badar · Chicago, IL3 shared James C. Lust · Chicago, IL3 shared Fayyaz Merchant · Holly Springs, NC3 shared Rolla Sweis · Tinley Park, IL3 shared Silvio Marra, Md · Tinley Park, IL3 shared Robert Pintozzi, Md · Tinley Park, IL3 shared Nirav Thakkar, Md · Tinley Park, IL3 shared Samuel Multack, Do · Tinley Park, IL3 shared Lukas Samuels · BocaRaton, FL3 shared Ephraim Zimmerman · BOSTON, MA3 shared Ross T. Teune · New York, NY3 shared Silvio Marra · Tinley Park, IL2 shared Samuel Multack · Tinley Park, IL2 shared Sukaina Sajanlal · Mokena, IL1 shared Jeffrey Ziegler · Tinley Park, IL1 shared John F. Arrillaga, Jr · New York, NY1 shared Benjamin Parr · Culver City, CA1 shared Jeffrey Singh · Tinley Park, IL1 shared Benjamin Ticho · Tinley Park, IL1 shared

Recent filings (6)

Southwest Surgery Center, LLCFeb 2026 · 5 co-filers$196K ADVOCATE SOUTHWEST AMBULATORY SURGERY CENTER, L.L.C.Dec 2025 · 11 co-filers$110K ADVOCATE SOUTHWEST AMBULATORY SURGERY CENTER, L.L.C.Dec 2025 · 11 co-filers$110K ADVOCATE SOUTHWEST AMBULATORY SURGERY CENTER, L.L.C.Nov 2024 · 6 co-filers$96K ADVOCATE SOUTHWEST AMBULATORY SURGERY CENTER, L.L.C.Aug 2023 · 16 co-filers$83K ADVOCATE SOUTHWEST AMBULATORY SURGERY CENTER, L.L.C.Jul 2023 · 16 co-filers$60K ADVOCATE SOUTHWEST AMBULATORY SURGERY CENTER, L.L.C.Jun 2023 · 16 co-filers$30K

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