Investor · BOSTON, MA

Klaus Koenigshausen

Open Klaus in the network graph →

Filings

9

SEC Form D

Connections

33

co-filers

Capital

$590.6M

across filings

Active

Dec 2022

to Nov 2025

Most-connected co-filers (33)

Todd Cook · Boston, MA6 shared Steven Hafif · New York, NY2 shared Cecilia Chao · Boston, MA2 shared Jacob Donnelly · BOSTON, MA2 shared Jan S. Pieterse · PASADENA, CA2 shared Arthur J. Hill · Evanston, IL2 shared Ahc Fund X GP, LLC · Evanston, IL2 shared Dan M. Broderick · Evanston, IL2 shared Iain Ware · Boston, MA2 shared Keith Johnson · Wilson, WY2 shared Amir Achourie · Los Angeles, CA2 shared Jeffrey Davison · Bethlehem, PA2 shared Thomas Rauen · Dubuque, IA2 shared Bill Rauen · Dubuque, IA2 shared Ike J. Johnson · Guaynabo, Puerto Rico2 shared Carlo Martinez · San Francisco, CA2 shared Erin Singleton · Brooklyn, NY2 shared Adrian Otto · Clearwater, FL2 shared TEM Capital LLC · Houston, TX2 shared Peter Attia · Somerville, MA2 shared Peter Spring · BOSTON, MA2 shared Kevin Kelly · Menlo Park, CA2 shared John M. Stoops · Evanston, IL2 shared H. Ray A. Welch · New York, NY1 shared

Recent filings (9)

IP Web Inc.Nov 2025 · 12 co-filers$2.5M Bain Capital Double Impact Fund III, L.P.Apr 2025 · 17 co-filers Bain Capital Double Impact Fund III, L.P.Apr 2025 · 17 co-filers Softside Merch Inc.May 2024 · 5 co-filers$1.0M Softside Merch Inc.May 2024 · 5 co-filers$500K Bain Capital Double Impact Fund III, L.P.Apr 2024 · 17 co-filers Bain Capital Double Impact Fund III, L.P.Apr 2024 · 17 co-filers IP Web Inc.Dec 2022 · 11 co-filers$4.0M 4009 Mormon Coulee LLCDec 2022 · 5 co-filers$500K Fast Food Landlord Peoria LLCDec 2022 · 5 co-filers$361K MediQuire, Inc.May 2016 · 9 co-filers$5.4M MediQuire, Inc.May 2016 · 9 co-filers$5.4M

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