Investor · Pittsburgh, PA
Douglas P. Brosius
Open Douglas in the network graph →Filings
89
SEC Form D
Connections
279
co-filers
Capital
$22.8M
across filings
Active
Dec 2011
to Dec 2025
Most-connected co-filers (279)
Daniel R. Jinich · Washington, Washington, D.C.81 sharedJonathan D. Bram · New York, NY64 sharedAdebayo O. Ogunlesi · New York, NY64 sharedWilliam D. Brilliant · New York, NY60 sharedMichael C. Mcghee · London, United Kingdom60 sharedSalim O. Samaha · New York, NY60 sharedTara D. Callori · New York, NY58 sharedKelly B. Dawes · Portland, OR58 sharedDavid Stefansky · Hermosa Beach, CA58 sharedRajaram O. Rao · New York, NY58 sharedBenjamin B. Wagner · Portland, OR58 sharedScott E. Telesz · New York, NY48 sharedMatthew C. Harris · New York, NY47 sharedGregg C. Myers · New York, NY46 sharedWilliam E. Woodburn · New York, NY44 sharedMark C. Levitt · New York, NY39 sharedScott C. Hatton · New York, NY38 sharedJoseph D. Blum · London, United Kingdom37 sharedReginald D. Adams · Calgary, Alberta, Canada37 sharedAntonio J. Gracias · CHICAGO, IL37 sharedGrant R. Berry · Manchester, United Kingdom37 sharedDoug Elenowitz · Denver, CO37 sharedJoseph C. Maroon · Fort Lauderdale, FL37 sharedHendrick Lee · New York, NY37 shared
Recent filings (89)
GIP V-A/B Co-Investment Fund I, L.P.Dec 2025 · 50 co-filersGIP Capital Solutions Levered Feeder Fund III, L.P.Dec 2025 · 76 co-filersGIP CAPS III Alacrity Holding Partnership (T5), L.P.Dec 2025 · 76 co-filersGIP Capital Solutions Feeder Fund III, L.P.Jun 2025 · 76 co-filersGIP Capital Solutions III Co-Investment Fund, L.P.Jun 2025 · 64 co-filersGIP Capital Solutions Fund III, L.P.Jun 2025 · 76 co-filersGlobal Infrastructure Partners V-C, L.P.Mar 2025 · 58 co-filersGlobal Infrastructure Partners V-B Feeder Fund, L.P.Mar 2025 · 58 co-filersGlobal Infrastructure Partners V-C2, L.P.Mar 2025 · 67 co-filersGlobal Infrastructure Partners V-A/B, L.P.Mar 2025 · 58 co-filersGIP V Friends & Family Fund, L.P.Sep 2024 · 58 co-filersGlobal Infrastructure Partners V-C Private Investors, L.P.Sep 2024 · 58 co-filersGlobal Infrastructure Partners V-A/B, L.P.Mar 2024 · 58 co-filersGlobal Infrastructure Partners V-C, L.P.Mar 2024 · 58 co-filersGlobal Infrastructure Partners V-C2, L.P.Mar 2024 · 67 co-filersGlobal Infrastructure Partners V-B Feeder Fund, L.P.Mar 2024 · 58 co-filersMantaline Holdings, LLCMar 2024 · 9 co-filers$11.3MMantaline Holdings, LLCMar 2024 · 9 co-filers$11.3MGIP CAPS II Stillwater Holding Partnership L.P.Dec 2023 · 43 co-filersGIP Spectrum Odin Holding Partnership, L.P.Nov 2023 · 43 co-filersGlobal Infrastructure Partners V-B Feeder Fund, L.P.Mar 2023 · 58 co-filersGlobal Infrastructure Partners V-A/B, L.P.Mar 2023 · 58 co-filersGlobal Infrastructure Partners V-C2, L.P.Mar 2023 · 69 co-filersGlobal Infrastructure Partners V-C, L.P.Mar 2023 · 58 co-filersA/PA/WCS Group Holdco, LLCJul 2022 · 17 co-filers$12.8M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Douglas in the interactive graph →