Investor · MILWAUKEE, WI
Mark Grosskopf
Open Mark in the network graph →Capital
$10.6M
across filings
Active
Aug 2022
to Dec 2025
Most-connected co-filers (36)
Richard Troksa · MILWAUKEE, WI8 sharedJoseph Luedtke · MILWAUKEE, WI5 sharedWashington Avenue Ventures · Lansing, MI4 sharedBroc Edwards · Lansing, MI4 sharedWashington Avenue Ventures · Lansing, MI4 sharedExit Quotient Ventures, Llc · Lansing, MI4 sharedExit Quotient Ventures Gp, Llc · Lansing, MI4 sharedExit Quotient Ventures, Llc · Lansing, MI4 sharedAlessandra Cesano · Miami, FL4 sharedReuben Levinsohn · Lansing, MI4 sharedExit Quotient Ventures Gp, Llc · Lansing, MI4 sharedRobert D. Booth · Greenville, SC4 sharedLawrence Lavier · Hillsboro, OR3 sharedMartin Mcclanan · HILLSBORO, OR3 sharedGary Frings · MILWAUKEE, WI3 sharedChandra Holt · Hillsboro, OR3 sharedPaul Stillmank · MILWAUKEE, WI3 sharedTodd Lind · Hillsboro, OR3 sharedRaino A. Saari · Singapore, U03 sharedVera W. Kobalia · VANCOUVER, British Columbia, Canada2 sharedRobert B. Crumpton, Iii · Birmingham, AL2 sharedStephen Cushman · San Diego, CA2 sharedFlorian Haupt · San Francisco, CA2 sharedRyan G. D · Birmingham, AL2 shared Recent filings (11)
7RIVERS, INC.Dec 2025 · 14 co-filers$4.3M7RIVERS, INC.Dec 2025 · 14 co-filers$4.3M7RIVERS, INC.Sep 2025 · 14 co-filers$1.2M7RIVERS, INC.Sep 2025 · 14 co-filers$1.2MExit Quotient Ventures Fund I, LPJul 2025 · 11 co-filers$5.0MExit Quotient Ventures Fund I, LPJul 2024 · 11 co-filers$5.0MGlade Onshore Fund LPJun 2024 · 7 co-filersGlade Offshore Fund LtdJun 2024 · 12 co-filers7RIVERS, INC.Jun 2024 · 14 co-filers$6.0M7RIVERS, INC.Jun 2024 · 14 co-filers$6.0MExit Quotient Ventures Fund I, LPJul 2023 · 11 co-filers$5.0MExit Quotient Ventures Fund I, LPAug 2022 · 11 co-filers$5.0MLIV Acquisitions Workforce Fund I, LPAug 2022 · 10 co-filers$75.0MLIV Acquisitions Workforce Fund I, LPAug 2022 · 10 co-filers$75.0M Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Mark in the interactive graph →