Ledger.
Investor · Piscataway, NJ

William J. Irwin

Open William in the network graph →
Filings
12
SEC Form D
Connections
32
co-filers
Capital
$80.7M
across filings
Active
Mar 2021
to Feb 2026

Most-connected co-filers (32)

Impactive Capital Lp · New York, NY6 sharedLauren Taylor Wolfe · New York, NY5 sharedLetitia Solomon · Grand Cayman, Cayman Islands5 sharedEdward J. Poplawski · REDMOND, WA5 sharedImpactive Capital Lp · New York, NY5 sharedIntegral Private Wealth Holdings, Llc · Piscataway, NJ4 sharedIntegral Private Wealth Advisors L.L.C · Piscataway, NJ4 sharedIntegral Private Wealth Advisors L.L.C · Piscataway, NJ4 sharedIntegral Private Wealth Holdings, Llc · Piscataway, NJ4 sharedIntegral Private Wealth Advisors L.L.C · Piscataway, NJ4 sharedIntegral Private Wealth Holdings, Llc · Piscataway, NJ4 sharedHerve Francois · New Hope, PA3 sharedOppel Greeff · San Diego, CA3 sharedPamela Thomas-Graham · New York, NY3 sharedSamantha Beattie · NEW YORK, NY3 sharedPablo R. Suarez · Miami, FL3 sharedDavid S. Ruegg · San Francisco, CA3 sharedMandeep Mundae · London, United Kingdom3 sharedKirk J. Schneider · Piscataway, NJ3 sharedLarry Bernstein · Piscataway, NJ3 sharedGaurav Gupta · New York, NY3 sharedStephen Squinto · HANOVER, NH3 sharedHugh Lytle · New York, NY2 sharedIntegral Micro-Cap Partners L.L.C · Piscataway, NJ2 shared

Recent filings (12)

Impactive Capital Fund Ltd.Feb 2026 · 2 co-filersIntegral Fund III LPApr 2025 · 13 co-filersIntegral Fund III LPApr 2025 · 13 co-filersImpactive Capital Fund Ltd.Feb 2025 · 7 co-filersImpactive Capital Fund Ltd.Feb 2024 · 7 co-filersIntegral Venture Fund I LPApr 2023 · 16 co-filersImpactive Capital Fund Ltd.Feb 2023 · 7 co-filersIntegral Micro-Cap Opportunity Fund LPJan 2023 · 16 co-filers$28.8MImpactive Capital Fund Ltd.Mar 2022 · 7 co-filersIntegral Micro-Cap Opportunity Fund LPJan 2022 · 16 co-filersImpactive Capital Fund Ltd.Mar 2021 · 7 co-filersEQH Parent, LLCMar 2021 · 2 co-filers$334.2MEquality Management Holdings, LLCMar 2021 · 2 co-filers$14.4M

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