- Ambertree Investment Managemnt
- Benji Investments LTD
- Bush-O'Brien Trust Properties
- Caz Investments
- Cosmopolitan Investment Corp
- Hansford Inc
- Hansford Inc
- J A Whittenburg
- Keith Fowler
- Keith Fowler
- Kritser Investments
- Kritser Investments
- LJK Investments
- LJK Investments
- Mays Investments
- Mays Investments
- Panther Oil Co
- Panther Oil Co
- Panther Oil Co
- Quixx Corp
- Quixx Corp
- Quixx Corp
- Ratliff Enterprise
- Ratliff Enterprise
- Ratliff Enterprise
- Seewald Hughes Oil
- Seewald Hughes Oil
- Seewald Hughes Oil
- Tubb Resource Co
- Tubb Resource Co
- Tubb Resource Co
- Underwood Trust
- Underwood Trust
- Underwood Trust
