- KIOGA – Kansas Independent Oil and Gas Association
- Kansas Corporation Commission
- Kansas Independent Oil & Gas Association
- Kansas Geological Survey
- Kansas Oil & Gas Museum
- Oklahoma Corporation Commission
- Oklahoma Independent Petroleum Association
- Illinois Oil & Gas Association
- New Mexico Oil Conservation Division
- Railroad Commission of Texas
- Wyoming Oil & Gas Conservation Commission
- Louisiana Department of Natural Resources
- American Gas Association
- Environmental Protection Agency
- National Association of Royalty Owners
- Independent Petroleum Association of America
- American Association of Professional Landmen
- American Association of Petroleum Geologists