| K N NATURAL GAS, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | May 9, 1989 | Merged |
| VALLEY OPERATING, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | May 16, 1989 | Merged |
| AMERICAN PRODUCTION PARTNERSHIP-VII, LTD., Colorado Authority Terminated September 1, 2005Location not reported, CO · Delinquent | Location not reported, CO | Partnership | Jul 12, 1989 | Delinquent |
| Chevron ULDC, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Aug 11, 1989 | Good Standing |
| AMERICAN NET PROFITS PARTNERSHIP-VII, LTD., Colorado Authority Terminated April 30, 2005Location not reported, CO · Revoked | Location not reported, CO | Partnership | Nov 17, 1989 | Revoked |
| AMERICAN PRODUCTION PARTNERSHIP - V, LTD., Colorado Authority Terminated April 30, 2005Location not reported, CO · Revoked | Location not reported, CO | Partnership | Nov 17, 1989 | Revoked |
| AMERICAN PRODUCTION PARTNERSHIP-VI, LTD.Location not reported, CO · Registered Agent Resigned | Location not reported, CO | Partnership | Nov 17, 1989 | Registered Agent Resigned |
| K N GAS GATHERING, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | Nov 17, 1989 | Merged |
| EL PASO ENERGY ENGINEERING COMPANY, Colorado Authority Relinquished October 9, 2008Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Dec 14, 1989 | Withdrawn |
| HINES HOLDINGS, INC., Colorado Authority Relinquished February 13, 2025Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Dec 26, 1989 | Withdrawn |
| HINES INTERESTS LIMITED PARTNERSHIPLocation not reported, CO · Good Standing | Location not reported, CO | Partnership | Dec 27, 1989 | Good Standing |
| TEXACO REFINING AND MARKETING INC., Colorado Authority Terminated August 29, 2003Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Apr 4, 1990 | Withdrawn |
| K N TRANSCOLORADO, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | Apr 9, 1990 | Merged |
| COASTAL GAS MARKETING COMPANYLocation not reported, CO · Merged | Location not reported, CO | Corporation | May 10, 1990 | Merged |
| GAJH 1989 LIMITED PARTNERSHIP, Colorado Authority Terminated August 16, 2001Location not reported, CO · Withdrawn | Location not reported, CO | Partnership | May 30, 1990 | Withdrawn |
| AMERICAN PRODUCTION PARTNERSHIP-VIII, LTD., Colorado Authority Terminated July 1, 2005Location not reported, CO · Delinquent | Location not reported, CO | Partnership | May 31, 1990 | Delinquent |
| CIG EXPLORATION, INC., Colorado Authority Terminated February 4, 2004Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jun 18, 1990 | Withdrawn |
| JCHI LLC, Colorado Authority Relinquished January 28, 2025Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Jun 25, 1990 | Withdrawn |
| KINDER MORGAN FOUNDATIONLocation not reported, CO · Good Standing | Location not reported, CO | Nonprofit | Jul 16, 1990 | Good Standing |
| CI LEASING COMPANY, Colorado Authority Relinquished July 10, 2007Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jul 16, 1990 | Withdrawn |
| HAMILL RESOURCES, INC., Colorado Authority Terminated April 1, 2001Location not reported, CO · Revoked | Location not reported, CO | Corporation | Oct 15, 1990 | Revoked |
| ENRON PROPERTY COMPANY, Colorado Authority Terminated December 27, 2002Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Oct 15, 1990 | Withdrawn |
| RAM PROPERTIES, LTD., Colorado Authority Terminated June 30, 2005Location not reported, CO · Revoked | Location not reported, CO | Partnership | Jan 14, 1991 | Revoked |
| ERC SYSTEMS, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | Jan 17, 1991 | Merged |
| TotalEnergies Gas & Power North America, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | May 28, 1991 | Good Standing |
| KBR TECHNICAL SERVICES, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | May 30, 1991 | Good Standing |
| BATTLE MOUNTAIN NORTH AMERICA INC., Colorado Authority Terminated March 1, 1998Location not reported, CO · Revoked | Location not reported, CO | Corporation | Sep 11, 1991 | Revoked |
| Medicine Bow Energy Corporation, Colorado Authority Relinquished September 22, 2006Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Oct 30, 1991 | Withdrawn |
| COASTAL STATES MANAGEMENT CORPORATIONLocation not reported, CO · Merged | Location not reported, CO | Corporation | Dec 20, 1991 | Merged |
| SG METHANE COMPANY, Colorado Authority Terminated June 30, 2005Location not reported, CO · Revoked | Location not reported, CO | Partnership | Jan 7, 1992 | Revoked |
| SMITH-GORDY METHANE COMPANY, Colorado Authority Terminated June 30, 2005Location not reported, CO · Revoked | Location not reported, CO | Partnership | Jan 7, 1992 | Revoked |
| COASTAL STATES TRADING, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | Feb 14, 1992 | Merged |
| COASTAL TRAVEL MART, INC., Colorado Authority Terminated March 5, 2003Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Apr 1, 1992 | Withdrawn |
| COLORADO WATER SUPPLY COMPANY, Colorado Authority Relinquished January 9, 2009Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Apr 8, 1992 | Withdrawn |
| NEW ENGLAND CR INC., Colorado Authority Terminated July 14, 2003Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jun 15, 1992 | Withdrawn |
| Thermo Project Management LLC, Dissolved April 3, 2012Location not reported, CO · Voluntarily Dissolved | Location not reported, CO | LLC | Sep 16, 1992 | Voluntarily Dissolved |
| ROUSTABOUT SPECIALTIES, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | Sep 30, 1992 | Merged |
| INTERENERGY CORPORATIONLocation not reported, CO · Merged | Location not reported, CO | Corporation | Oct 13, 1992 | Merged |
| EL PASO GAS MARKETING COMPANY, Colorado Authority Relinquished December 31, 2008Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Nov 12, 1992 | Withdrawn |
| CIG RESOURCES COMPANY, Colorado Authority Relinquished October 18, 2006Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Dec 14, 1992 | Withdrawn |
| FEDERAL-MOGUL CHESTERFIELD, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | Dec 23, 1992 | Merged |
| ENRON LIQUID FUELS, INC., Colorado Authority Terminated April 3, 2003Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jan 11, 1993 | Withdrawn |
| ONYX INDUSTRIAL SERVICES, INC, Colorado Authority Terminated August 1, 2001Location not reported, CO · Revoked | Location not reported, CO | Corporation | Feb 16, 1993 | Revoked |
| RUST ENGINEERING & CONSTRUCTION INC., Colorado Authority Terminated March 7, 2000Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Feb 17, 1993 | Withdrawn |
| JGI RESOURCES, INC., Colorado Authority Terminated June 3, 1999Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Mar 11, 1993 | Withdrawn |
| EXPRESSJET AIRLINES, INC., Colorado Authority Terminated May 16, 2002Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Mar 30, 1993 | Withdrawn |
| ANOIL COMPANY, Colorado Authority Terminated October 3, 2003Location not reported, CO · Revoked | Location not reported, CO | Corporation | Apr 5, 1993 | Revoked |
| EOG Resources Marketing LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Apr 12, 1993 | Good Standing |
| CONTINENTAL CRS INTERESTS, INC., Colorado Authority Terminated November 6, 2000Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Apr 15, 1993 | Withdrawn |
| FOUR STAR OIL & GAS COMPANY, Delinquent August 1, 2019Location not reported, CO · Delinquent | Location not reported, CO | Corporation | Apr 16, 1993 | Delinquent |