Investor · Southlake, TX

Jason Halek

Open Jason in the network graph →

Filings

9

SEC Form D

Connections

18

co-filers

Capital

—

across filings

Active

Mar 2009

to Dec 2025

Most-connected co-filers (18)

Patrick J. Booths · Southlake, TX4 shared Charles S. Wallman · Middleton, WI3 shared Othman Ouenes · Santa Fe, NM2 shared Wesley H. Fuller · Charleston, SC2 shared Ii LLC Mighty Capital GP · SAN FRANCISCO, CA2 shared Peter Fernquist · New York, NY2 shared James C. O'Brien · CHARLESTON, SC2 shared Gep Xii Gp, Llc · Charleston, SC2 shared Steve Little · Williamsville, NY2 shared Camrose Capital Investment Partners Llp · London, United Kingdom2 shared Nitin Keskar · MCKINNEY, TX2 shared Gep Xii Gp, Llc · Charleston, SC2 shared Chad Wilbourn · Southlake, TX1 shared Steven Summers · Southlake, TX1 shared Sharon D. Martinache · Pinellas Park, FL1 shared Krista D. Hanson · Wilbraham, MA1 shared Ryan Binkley · Dallas, TX1 shared Michael J. Mines · Reno, NV1 shared

Recent filings (9)

Greystar Equity Partners XII (892), LPDec 2025 · 10 co-filers Greystar Equity Partners XII, LPDec 2025 · 10 co-filers Halek Energy Partners L.L.C.Oct 2010 · 3 co-filers Halek Energy North Dakota LLCSep 2010 · 4 co-filers Halek Energy North Dakota LLCSep 2010 · 4 co-filers Halek Energy Montana, LLCJun 2010 · 2 co-filers Halek Energy, LLCJun 2010 · 2 co-filers CBO Energy IncMay 2009 · 5 co-filers CBO Energy IncMay 2009 · 5 co-filers Halek Energy, LLCMar 2009 · 1 co-filer$10.0M Central Basin Oil, Inc.Jan 2009 · 3 co-filers$5.4M Central Basin Oil, Inc.Jan 2009 · 3 co-filers$5.4M

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