Investor · Houston, TX

William N. Mathis

Open William in the network graph →

Filings

2

SEC Form D

Connections

59

co-filers

Capital

$3.9M

across filings

Active

Oct 2018

to Mar 2025

Most-connected co-filers (59)

Alexander D. Stuart · Houston, TX2 shared Michael C. Linn · Houston, TX2 shared William E. Randall · Houston, TX2 shared Carin M. Barth · El Paso, TX2 shared D. M. Dewalch · Houston, TX2 shared Jerry V. Kyle, Jr · Houston, TX2 shared Carrie P. Clark · HOUSTON, TX1 shared H. T. Dewalch · HOUSTON, TX1 shared Garrett J. Thornburg · Santa Fe, NM1 shared James Weyhrauch · Santa Fe, NM1 shared Matthew C. Schultze · Chicago, IL1 shared Steven Mickelsen · San Francisco, CA1 shared Arturo I. Carillo Lopez · Sherman Oaks, CA1 shared Sumit Kapur · San Francisco, CA1 shared Susan Dubin · Santa Fe, NM1 shared A.J. C. Longmaid · HOUSTON, TX1 shared Pam Misajon · San Diego, CA1 shared Joystick Ventures, LLC · Sherman Oaks, CA1 shared Andy Vutam · San Diego, CA1 shared Brian Pilcher · San Diego, CA1 shared Patricia Altavilla · San Diego, CA1 shared Brad Webre · San Diego, CA1 shared Dennis Condon · San Diego, CA1 shared Owen Van Essen · Santa Fe, NM1 shared

Recent filings (2)

Black Stone Minerals, L.P.Mar 2025 · 29 co-filers$3.8M Black Stone Minerals, L.P.Mar 2025 · 29 co-filers$3.8M Black Stone Minerals, L.P.Oct 2018 · 50 co-filers$130K

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