Investor · Houston, TX
Walter R. Muller Iii
Open Walter in the network graph →Filings
61
SEC Form D
Connections
47
co-filers
Capital
$15.2B
across filings
Active
Sep 2018
to Oct 2025
Most-connected co-filers (47)
Mark R. Sparano · Houston, TX58 sharedRichard R. Flowers · Houston, TX58 sharedSentinel Trust Company, L.B.A · HOUSTON, TX55 sharedSentinel Trust Company, L.B.A · Houston, TX55 sharedStephanie R. Donaho · Houston, TX52 sharedD. F. Flowers · Houston, TX52 sharedDavid A. Bristol, Jr · Houston, TX52 sharedRichard R. Cruse · Houston, TX52 sharedLisa F. Prast · Houston, TX52 sharedManual F. Mehos · Houston, TX51 sharedLissa F. Gangjee · Houston, TX51 sharedTodd R. Burchett · Houston, TX36 sharedAnne-Lise R. Wiegand · Houston, TX36 sharedR. Llc · Houston, TX7 sharedSinewave Ventures GP, LLC · ARLINGTON, VA6 sharedGeoffrey E. Barker · Bellevue, WA6 sharedAllen A. Kaisor · Chester, IL6 sharedDonald E. Welge · Chester, IL6 sharedMark Martis · Los Angeles, CA6 sharedJohn Creason · Bellevue, WA6 sharedManuel Schlabbers · Hong Kong, Hong Kong6 sharedJames Lockhart · Valrico, FL6 sharedBrent Frei · Bellevue, WA6 sharedJim E. White · Bellevue, WA6 shared
Recent filings (61)
Sentinel Private Equity XVII FundOct 2025 · 13 co-filersSentinel Private Investment Proxy FundOct 2025 · 13 co-filersSENTINEL HEDGED EQUITY FUNDOct 2025 · 13 co-filersSENTINEL INTERNATIONAL TRUSTOct 2025 · 13 co-filersSentinel Passive US Equity FundOct 2025 · 13 co-filersSentinel Fixed Income FundOct 2025 · 13 co-filersSENTINEL UNCORRELATED FUNDOct 2025 · 13 co-filersSentinel Passive US Equity FundOct 2024 · 14 co-filersSENTINEL HEDGED EQUITY FUNDOct 2024 · 14 co-filersSentinel Private Investment Proxy FundOct 2024 · 14 co-filersSentinel Fixed Income FundOct 2024 · 14 co-filersSENTINEL UNCORRELATED FUNDOct 2024 · 14 co-filersSENTINEL INTERNATIONAL TRUSTOct 2024 · 14 co-filersSentinel Private Equity XVII FundOct 2024 · 14 co-filersSentinel Fixed Income FundOct 2023 · 13 co-filersSENTINEL HEDGED EQUITY FUNDOct 2023 · 13 co-filersSENTINEL INTERNATIONAL TRUSTOct 2023 · 13 co-filersSentinel Passive US Equity FundOct 2023 · 13 co-filersSentinel Private Equity XVII FundOct 2023 · 13 co-filersSentinel Private Investment Proxy FundOct 2023 · 13 co-filersSENTINEL UNCORRELATED FUNDOct 2023 · 13 co-filersSENTINEL INTERNATIONAL TRUSTSep 2022 · 13 co-filersSentinel Private Equity XVI FundSep 2022 · 13 co-filersSep 2022 · 13 co-filersSENTINEL UNCORRELATED FUNDSep 2022 · 13 co-filers
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Walter in the interactive graph →