- Alan R Hannifin
- Baseline Minerals
- Baseline Minerals
- Bassham Corp
- Bassham Corp
- Contex Energy Co
- Contex Energy Co
- Cramer Oil Co
- Cramer Oil Co
- Delta Land & Minerals Co
- Delta Land & Minerals Co
- Douglas H Willson
- Jerman Consultant Group
- John P Elliott Jr
- Land Energy Inc
- Laramie & Associates
- Meany Land & Exploration Inc
- Norman G Damon
- Richard Altman & Co
- Riva Oil & Gas
- Sagitta Inc
- Strata Oil & Gas Co LLC
- Strider Resources Co
- Timberlake Management Corp
- Woodco