Investor · Grand Rapids, MI

Richard Sadowski

Open Richard in the network graph →

Filings

24

SEC Form D

Connections

67

co-filers

Capital

—

across filings

Active

Oct 2020

to Mar 2025

Most-connected co-filers (67)

Fred Reyelts · Grand Rapids, MI13 shared Brian Sikma · Grand Rapids, MI13 shared Mark Spoolstra · Grand Rapids, MI13 shared Neil Colgrove · Grand Rapids, MI13 shared Wilfred J. Hemker · Akron, OH7 shared Instaragf Asset Management Inc · Toronto, Ontario, Canada7 shared Kevan Fight · Atlanta, GA7 shared Keith D. Sernick · Garden City, NY7 shared Timothy J. Madden · Peninsula, OH7 shared Clarence H. Wagner, Jr · Tulsa, OK7 shared Instaragf Asset Management Inc · Toronto, Ontario, Canada7 shared Greg G. Joffe · Toronto, Ontario, Canada6 shared Instaragf Essential Infrastructure Ii Gp Inc · Grand Cayman, Cayman Islands6 shared Blake C. Goldring · Toronto, Ontario, Canada6 shared Judith G. Goldring · Toronto, Ontario, Canada6 shared John G. Gort · Toronto, Ontario, Canada6 shared Gregory J. Smith · Toronto, Ontario, Canada6 shared Instaragf Essential Infrastructure Ii Gp Inc · Grand Cayman, Cayman Islands6 shared Instaragf Essential Infrastructure Ii Gp Inc · Grand Cayman, Cayman Islands6 shared Kenneth M. Locke, Jr · Beaumont, TX4 shared Anthony Shippam · Wilmington, DE4 shared Joanne W. Fitzgerald · Luxembourg, Luxembourg4 shared Gregory S. Harrison · Wilmington, DE4 shared Warren Keens · Grand Cayman, Cayman Islands4 shared

Recent filings (24)

Advantage Health Properties, L.L.C.Mar 2025 · 14 co-filers$5.0M Advantage Health Properties, L.L.C.Feb 2024 · 14 co-filers$5.0M Instylla, Inc.Nov 2023 · 17 co-filers$30.3M Instylla, Inc.Nov 2023 · 17 co-filers$30.3M Instylla, Inc.Aug 2023 · 17 co-filers$30.0M PAAMCO Emerging Absolute Return RM, Ltd.Apr 2023 · 8 co-filers Advantage Health Properties, L.L.C.Mar 2023 · 14 co-filers$5.0M PAAMCO Emerging Absolute Return RM, Ltd.Apr 2022 · 8 co-filers Advantage Health Properties, L.L.C.Mar 2022 · 14 co-filers$5.0M Advantage Health Properties, L.L.C.Apr 2021 · 14 co-filers$5.0M PAAMCO Emerging Absolute Return RM, Ltd.Apr 2021 · 8 co-filers PAAMCO Emerging Absolute Return RM, Ltd.Oct 2020 · 8 co-filers Instylla, Inc.Oct 2020 · 10 co-filers$25.4M Advantage Health Properties, L.L.C.Mar 2020 · 14 co-filers$5.0M SAR, LLCNov 2019 · 2 co-filers$500K InstarAGF Essential Infrastructure II (Co-Invest-USD) LPOct 2019 · 19 co-filers InstarAGF Essential Infrastructure II (USD) LPOct 2019 · 19 co-filers InstarAGF Essential Infrastructure II (USP - USD) LPOct 2019 · 19 co-filers SAR, LLCMay 2019 · 2 co-filers$300K SAR, LLCNov 2018 · 2 co-filers$250K InstarAGF Essential Infrastructure II (USP - USD) LPNov 2018 · 19 co-filers InstarAGF Essential Infrastructure II (USD) LPNov 2018 · 19 co-filers InstarAGF Essential Infrastructure II (Co-Invest-USD) LPNov 2018 · 19 co-filers InstarAGF Essential Infrastructure (C-AIE) LPSep 2018 · 12 co-filers$72.0M

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