| EnerVest Energy Institutional Fund X-A, L.P., Colorado Authority Relinquished May 31, 2023Location not reported, CO · Withdrawn | Location not reported, CO | Partnership | Oct 19, 2005 | Withdrawn |
| preferred plus properties llc, Delinquent April 1, 2007Location not reported, CO · Delinquent | Location not reported, CO | LLC | Oct 24, 2005 | Delinquent |
| El Paso Wyoming Gas Supply Company, L.L.C., Colorado Authority Relinquished March 1, 2010Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Oct 27, 2005 | Withdrawn |
| WIC Holdings Company, L.L.C., Colorado Authority Relinquished March 1, 2010Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Oct 27, 2005 | Withdrawn |
| bonham properties llc, Delinquent May 1, 2007Location not reported, CO · Delinquent | Location not reported, CO | LLC | Nov 1, 2005 | Delinquent |
| Chautauqua Gray Hill, LLC, Colorado Authority Relinquished December 15, 2015Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Nov 9, 2005 | Withdrawn |
| Kellogg Brown & Root LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Dec 12, 2005 | Good Standing |
| KBR Engineering Company, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Dec 20, 2005 | Good Standing |
| EP Energy E&P Company, L.P., Delinquent June 1, 2022Location not reported, CO · Delinquent | Location not reported, CO | Partnership | Jan 10, 2006 | Delinquent |
| Crimson Exploration Operating, Inc., Dissolved December 16, 2009Location not reported, CO · Voluntarily Dissolved | Location not reported, CO | Corporation | Jan 25, 2006 | Voluntarily Dissolved |
| Rendezvous Pipeline Company, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Jan 26, 2006 | Good Standing |
| Enterprise Gas Processing, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Feb 1, 2006 | Good Standing |
| Shell Trading Services CompanyLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Feb 14, 2006 | Good Standing |
| SMH COLORADO, LLC, Colorado Authority Relinquished May 14, 2009Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Mar 2, 2006 | Withdrawn |
| CAS, Inc., Colorado Authority Relinquished January 20, 2021Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Mar 7, 2006 | Withdrawn |
| NCP Glenwood, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Mar 8, 2006 | Good Standing |
| Harvest Four Corners, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Mar 9, 2006 | Good Standing |
| EnerVest Energy Institutional Fund X-WI, L.P., Colorado Authority Relinquished May 31, 2023Location not reported, CO · Withdrawn | Location not reported, CO | Partnership | May 26, 2006 | Withdrawn |
| Riverbend Production, L.P., Colorado Authority Relinquished October 20, 2014Location not reported, CO · Withdrawn | Location not reported, CO | Partnership | Jul 12, 2006 | Withdrawn |
| Toro Oil & Gas, LLC, Colorado Authority Relinquished June 16, 2008Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Jul 12, 2006 | Withdrawn |
| HRC Energy, LLCLocation not reported, CO · Merged | Location not reported, CO | LLC | Sep 13, 2006 | Merged |
| Forest Texas Gathering Company, Colorado Authority Relinquished May 11, 2017Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Sep 14, 2006 | Withdrawn |
| Knight Acquisition Co, Colorado Authority Relinquished May 26, 2009Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Sep 28, 2006 | Withdrawn |
| Knight Holdco LLC, Colorado Authority Relinquished September 4, 2009Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Sep 28, 2006 | Withdrawn |
| Brush Gas Holdings, LLC, Colorado Authority Relinquished April 10, 2012Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Nov 17, 2006 | Withdrawn |
| TPG Transport, LLC, Colorado Authority Relinquished December 15, 2022Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Oct 27, 2006 | Withdrawn |
| Gibson Energy, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Oct 27, 2006 | Good Standing |
| Macquarie Energy LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Nov 3, 2006 | Good Standing |
| 151 Detroit Street Holdings, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Nov 28, 2006 | Good Standing |
| 151 Detroit Street, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Nov 28, 2006 | Good Standing |
| CRE/ASPEN, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Dec 1, 2006 | Good Standing |
| KBR HOLDINGS, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Dec 12, 2006 | Good Standing |
| TRANSCANADA USA SERVICES INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Feb 16, 2007 | Good Standing |
| HRC Operating, LLCLocation not reported, CO · Merged | Location not reported, CO | LLC | Apr 19, 2007 | Merged |
| WM Security Services, Inc., Colorado Authority Relinquished September 13, 2022Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Mar 22, 2007 | Withdrawn |
| Fire Creek Energy, LLC, Dissolved February 12, 2020Location not reported, CO · Voluntarily Dissolved | Location not reported, CO | LLC | Apr 12, 2007 | Voluntarily Dissolved |
| Plains Exploration & Production Company, Colorado Authority Relinquished February 7, 2014Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Apr 27, 2007 | Withdrawn |
| Asgard Energy, LLCLocation not reported, CO · Merged | Location not reported, CO | LLC | May 1, 2007 | Merged |
| WARRIOR ENERGY SERVICES CORPORATION, Colorado Authority Relinquished April 10, 2024Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | May 9, 2007 | Withdrawn |
| PXP Piceance LLC, Colorado Authority Relinquished July 16, 2010Location not reported, CO · Withdrawn | Location not reported, CO | LLC | May 24, 2007 | Withdrawn |
| PXP Brush Creek LLC, Colorado Authority Relinquished July 16, 2010Location not reported, CO · Withdrawn | Location not reported, CO | LLC | May 24, 2007 | Withdrawn |
| PXP East Plateau LLC, Colorado Authority Relinquished July 16, 2010Location not reported, CO · Withdrawn | Location not reported, CO | LLC | May 24, 2007 | Withdrawn |
| PXP Hell's Gulch LLC, Colorado Authority Relinquished July 16, 2010Location not reported, CO · Withdrawn | Location not reported, CO | LLC | May 24, 2007 | Withdrawn |
| Thompson & Knight Global Energy Services, LLC, Colorado Authority Relinquished June 29, 2009Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Jun 12, 2007 | Withdrawn |
| WM Compactor Solutions, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Jun 14, 2007 | Good Standing |
| SW&B Construction Company, LLC, Colorado Authority Relinquished March 13, 2020Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Jun 19, 2007 | Withdrawn |
| SPN Well Services, Inc., Colorado Authority Relinquished February 28, 2023Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jul 17, 2007 | Withdrawn |
| DYNEGY COMMUNICATIONS CLEARINGHOUSE, INC., Colorado Authority Relinquished August 26, 2011Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jul 20, 2007 | Withdrawn |
| Enterprise Midstream Companies LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Jul 20, 2007 | Good Standing |
| Enterprise Products Operating LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Jul 24, 2007 | Good Standing |