Investor · New York, NY
Alex A. Johnson
Open Alex in the network graph →Capital
$3.6M
across filings
Active
Aug 2017
to Oct 2025
Most-connected co-filers (74)
Laurence A. Lederer · New York, NY10 sharedTodd Lane · Sheridan, WY6 sharedMary Jayne Crocker · St. Louis Park, MN4 sharedMohammed Lawal · St. Louis Park, MN4 sharedDouglas Parish · St. Louis Park, MN4 sharedJeffrey D. Shellberg · BLOOMINGTON, MN4 sharedNick Place · St. Louis Park, MN4 sharedJoe Chybowski · St. Louis Park, MN4 sharedMichael M. Greve · Copenhagen, Netherlands4 sharedGrady P. Appleton · Columbus, OH2 sharedJohn L. Lamattina · Cambridge, MA2 sharedSusan M. Dillon · Cambridge, MA2 sharedBernat Olle · Cambridge, MA2 sharedBennett M. Shapiro · Cambridge, MA2 sharedAngela M. Mingo · Columbus, OH2 sharedMichael N. Mcdonald · Grand Cayman, Cayman Islands2 sharedAlex Sifakis · Jacksonville, FL2 sharedNeil Tiwari · Cambridge, MA2 sharedTroy Ignelzi · Cambridge, MA2 sharedMichael A. Foisy · Indianapolis, IN2 sharedCharles Sherwood · Cambridge, MA2 sharedJeffrey Silber · Cambridge, MA2 sharedMark Mullikin · Cambridge, MA2 sharedDavid B. Tunnell · Menlo Park, CA2 shared Recent filings (12)
Watershield TopCo, LLCMar 2026 · 5 co-filers$21.1MHKW Watershield Aggregator, LLCMar 2026 · 1 co-filer$2.3MHSC TopCo, LLCMar 2026 · 4 co-filers$18.7MHKW Ascend Aggregator, LLCMar 2026 · 1 co-filer$1.9MHKW Sepratech Aggregator, LLCOct 2025 · 7 co-filers$2.1MHKW Sepratech Aggregator, LLCOct 2025 · 7 co-filers$2.1MGenesys Cloud Services Topco LLCSep 2025 · 38 co-filers$1.5BGenesys Cloud Services Topco LLCAug 2025 · 38 co-filers$1.5BHKW Sepratech Aggregator, LLCJul 2025 · 8 co-filers$1.5MHKW Sepratech Aggregator, LLCJul 2025 · 8 co-filers$1.5MVEDANTA BIOSCIENCES, INC.Aug 2024 · 35 co-filers$118.5MPCS Opportunity Fund, LLCMay 2023 · 10 co-filers$150.0MVEDANTA BIOSCIENCES, INC.May 2023 · 35 co-filers$106.5MOneSource Fund I, LLCAug 2017 · 11 co-filers$200.0M Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Alex in the interactive graph →