Investor · Santa Clara, CA

Isaac Sigron

Open Isaac in the network graph →

Filings

9

SEC Form D

Connections

49

co-filers

Capital

$518.2M

across filings

Active

Oct 2021

to Mar 2025

Most-connected co-filers (49)

David Lazovsky · Santa Clara, CA7 shared Alonso Galvan · Santa Clara, CA7 shared Ben Gelber · George Town, Cayman Islands4 shared Bethany Mayer · Santa Clara, CA4 shared Kincaid S. Brooks · IRVINE, CA4 shared Dariush S. Zand · IRVINE, CA4 shared Marc Gagnon · Napa, CA4 shared Ryan S. Peddycord · IRVINE, CA4 shared Carl Esprey · George Town, Cayman Islands4 shared Coulibaly Mamadou · George Town, Cayman Islands4 shared Jamie J. Robinson · George Town, Cayman Islands4 shared Darren Devine · Vancouver, British Columbia, Canada3 shared Gregory Morzano · Boston, MA3 shared Steve S. Cistulli · IRVINE, CA3 shared Toluwalase J. Seriki · George Town, Cayman Islands3 shared Ian Harris · VANCOUVER, British Columbia, Canada3 shared Kevin Donahue · WALTHAM, MA3 shared Matthew Roma · VANCOUVER, British Columbia, Canada3 shared Jason Bontempo · VANCOUVER, British Columbia, Canada3 shared Sabyr Bukeikhanov · Naples, FL3 shared Susan Mason · Los Altos, CA3 shared Daniel Rioux · Boston, MA3 shared Wiley S. Becker · Durham, NC3 shared Scott Carson · WALTHAM, MA3 shared

Recent filings (9)

Celestial AI Inc.Mar 2025 · 24 co-filers$152.9M Celestial AI Inc.Apr 2024 · 17 co-filers$175.0M ABL Space Systems CoDec 2023 · 16 co-filers$100.0M Celestial AI Inc.Jun 2023 · 14 co-filers$100.0M Celestial AI Inc.Apr 2023 · 14 co-filers$95.8M Gladiator Metals Corp.Mar 2023 · 16 co-filers$640K ABL Space Systems CoOct 2021 · 14 co-filers$202.0M Gladiator Metals Corp.Oct 2021 · 14 co-filers$187K Gladiator Metals Corp.Oct 2021 · 14 co-filers$163K

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