Investor · San Francisco, CA

Matthew Stepka

Open Matthew in the network graph →

Filings

11

SEC Form D

Connections

39

co-filers

Capital

$2.2M

across filings

Active

Nov 2022

to Jan 2026

Most-connected co-filers (39)

Janet Gualtieri · HOUSTON, TX4 shared Jesse Bland · San Luis Obispo, CA4 shared Nicola Grenham · TEL-AVIV, L33 shared Alpha Pilot Llc · Miami, FL3 shared Andrew Parker · New York, NY3 shared Edward Baker · Vancouver, British Columbia, Canada3 shared Barry O'Dwyer · Dublin 2, Ireland3 shared Michael D. Macbean · Calgary, Alberta, Canada2 shared Jeff D. Belford · Calgary, Alberta, Canada2 shared G. D. Deluca · Calgary, Alberta, Canada2 shared Frederic Ryser · Louisville, KY2 shared Francis Drought · Dublin 2, Ireland2 shared Herman E. Cruz · Miami, FL2 shared John Spradling · HOUSTON, TX2 shared Daniel B. Fischbach · Grand Duchy of Luxembourg, Luxembourg2 shared Melvin J. Mark · Portland, OR2 shared Gordon Milar · South Jordan, UT2 shared Bradley Whiting · BELFAIR, WA2 shared Taylor Cole · MURRIETA, CA2 shared Machina Ventures Ii Gp, Llc · San Francisco, CA2 shared Alpha Pilot Llc · Miami, FL2 shared Triwest Capital Partners Vi (2022) Inc · Calgary, Alberta, Canada2 shared Dan Milar · South Jordan, UT2 shared Ryan Giles · CALGARY, Alberta, Canada2 shared

Recent filings (11)

Alpha Pilot Management LPMar 2026 · 1 co-filer$100.0M Institutional Cash Series plcJan 2026 · 4 co-filers Machina Ventures II, L.P.Sep 2025 · 5 co-filers$10.0M Machina Ventures II, L.P.Sep 2025 · 5 co-filers$10.0M Alpha Pilot Management LPMar 2025 · 4 co-filers$100.0M Institutional Cash Series plcJan 2025 · 8 co-filers Triwest Capital Partners VI (US), LPJan 2025 · 17 co-filers Alpha Pilot Management LPSep 2024 · 4 co-filers$100.0M Machina Ventures II, L.P.Sep 2024 · 5 co-filers$10.0M Machina Ventures II, L.P.Sep 2024 · 5 co-filers$10.0M Institutional Cash Series plcJan 2024 · 11 co-filers Institutional Cash Series plcNov 2022 · 14 co-filers Triwest Capital Partners VI (US), LPNov 2022 · 17 co-filers

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