Investor · Houston, TX
Ian B. Janke
Open Ian in the network graph →Filings
23
SEC Form D
Connections
120
co-filers
Capital
$6.2M
across filings
Active
Feb 2021
to Mar 2025
Most-connected co-filers (120)
Ryan M. Small · Dallas, TX7 sharedMax Kamhi · Dallas, TX7 sharedBrent Saiontz · Miami, FL7 sharedSusan V. Stucker · Norcross, GA5 sharedTyler A. Young · New York, NY5 sharedAlan W. Sollenberger · Norcross, GA5 sharedAndrew White · DALLAS, TX5 sharedJennifer A. Graham-Johnson · New York, NY5 sharedJohn A. Stegeman · Norcross, GA5 sharedBarry N. Mcgrath · DUBLIN, Ireland5 sharedNathan K. Sleeper · New York, NY5 sharedStephen J. Konenkamp · New York, NY5 sharedPhilip W. Knisely · New York, NY5 sharedJonathan Goldenstein · San Francisco, CA5 sharedBenjamin C. Browning · NEW YORK, NY5 sharedImpax Global Opportunities (GP) Ltd · London, United Kingdom5 sharedElizabeth H. Malkin · Norcross, GA5 sharedD. B. Henry · Houston, TX4 sharedTimothy W. Murphy · Norcross, GA4 sharedVishwanath M. Narendra · New York, NY4 sharedSteven M. Hirsch · Houston, TX4 sharedPeter A. Dorsman · Houston, TX4 sharedNolan T. Altman · Oceanside, NY4 sharedMustafa B. Dinani · Montvale, NJ4 shared
Recent filings (23)
Welcome to the Fishbowl LLCMar 2026 · 1 co-filerDefiant Engineering, LLCOct 2025 · 29 co-filers$1.5MDefiant Engineering, LLCOct 2025 · 29 co-filers$1.5MDefiant Engineering, LLCOct 2025 · 29 co-filers$1.9MDefiant Engineering, LLCOct 2025 · 29 co-filers$1.9MAudax Private Equity Beacon CF, L.P.Aug 2025 · 4 co-filersWelcome to the Fishbowl LLCApr 2025 · 5 co-filersWhite Cap Parent, LLCMar 2025 · 42 co-filersPOLK PARTNERS FIBER, LLCMay 2024 · 4 co-filers$2.3MDefiant Engineering, LLCMay 2024 · 13 co-filers$4.0MWelcome to the Fishbowl LLCApr 2024 · 5 co-filersWhite Cap Parent, LLCMar 2024 · 47 co-filersPOLK PARTNERS FIBER, LLCNov 2023 · 2 co-filers$2.3MPOLK PARTNERS FIBER, LLCSep 2023 · 2 co-filers$2.3MPOLK PARTNERS FIBER, LLCSep 2023 · 2 co-filers$2.3MWelcome to the Fishbowl LLCApr 2023 · 5 co-filersWhite Cap Parent, LLCMar 2023 · 47 co-filersWhite Cap Parent, LLCMar 2022 · 47 co-filersDefiant Engineering, LLCFeb 2022 · 7 co-filers$5.0MNATIONAL MOLDING, LLCOct 2021 · 12 co-filers$2.2MWhite Cap Parent, LLCMar 2021 · 38 co-filersNATIONAL MOLDING, LLCMar 2021 · 12 co-filers$3.5MNATIONAL MOLDING, LLCFeb 2021 · 12 co-filers$3.0MATG / USM Holdings, LLCJan 2013 · 9 co-filers$182.1MISN HOLDINGS, LLCJul 2011 · 6 co-filers$48.2M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Ian in the interactive graph →