| SHELL OFFSHORE INC.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Apr 18, 1988 | Good Standing |
| THE STANDARD OIL COMPANYLocation not reported, AK · Good Standing | Location not reported, AK | Corporation | Feb 15, 1989 | Good Standing |
| POLAR TANKERS SPILL RESPONSE COMPANYLocation not reported, AK · Good Standing | Location not reported, AK | Corporation | Jun 9, 1995 | Good Standing |
| CH-TWENTY, INC.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Apr 15, 1997 | Good Standing |
| EQUILON ENTERPRISES LLCLocation not reported, AK · Good Standing | Location not reported, AK | LLC | Mar 16, 1998 | Good Standing |
| PENNZOIL-QUAKER STATE COMPANYLocation not reported, AK · Good Standing | Location not reported, AK | Corporation | Sep 7, 1999 | Good Standing |
| SHELL OIL PRODUCTS COMPANY LLCLocation not reported, AK · Good Standing | Location not reported, AK | LLC | Nov 17, 1999 | Good Standing |
| nVent Thermal LLCLocation not reported, AK · Good Standing | Location not reported, AK | LLC | Sep 5, 2000 | Good Standing |
| JEWEL OF THE ISLE LLCLocation not reported, AK · Good Standing | Location not reported, AK | LLC | Nov 25, 2002 | Good Standing |
| Shell Exploration & Production CompanyLocation not reported, AK · Good Standing | Location not reported, AK | Corporation | Nov 30, 2005 | Good Standing |
| DOUGLAS-GUARDIAN SERVICES CORPORATION, Delinquent April 1, 2024Location not reported, CO · Delinquent | Location not reported, CO | Corporation | Nov 24, 1933 | Delinquent |
| AMOCO PIPELINE ASSET COMPANY, Colorado Authority Relinquished January 9, 2024Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Nov 29, 1946 | Withdrawn |
| PHILLIPS PIPE LINE COMPANY, Colorado Authority Terminated January 11, 2005Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jun 28, 1948 | Withdrawn |
| Shell USA, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Sep 30, 1949 | Good Standing |
| THE LOUISIANA LAND AND EXPLORATION COMPANY, Colorado Authority Relinquished January 7, 2011Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Sep 25, 1952 | Withdrawn |
| SHELL COMMUNICATIONS, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Mar 12, 1954 | Good Standing |
| CONOCO COMMUNICATIONS, INC., Colorado Authority Terminated August 26, 2004Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | May 16, 1961 | Withdrawn |
| BP CORPORATION NORTH AMERICA INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | May 15, 1916 | Good Standing |
| CONTINENTAL OIL COMPANYLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Apr 3, 1967 | Good Standing |
| Baker Petrolite LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Feb 16, 1968 | Good Standing |
| CONOCOPHILLIPS COMMUNICAITONS INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Jul 29, 1964 | Good Standing |
| INEXCO OIL COMPANYLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Jun 24, 1968 | Good Standing |
| BP AMERICA PRODUCTION COMPANYLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Oct 25, 1932 | Good Standing |
| PAN AMERICAN PETROLEUM CORPORATION, Colorado Authority Relinquished October 16, 2018Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jul 20, 1956 | Withdrawn |
| AMERICAN OIL COMPANY, Colorado Authority Relinquished November 18, 2019Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Aug 28, 1959 | Withdrawn |
| AZL RESOURCES, INC., Colorado Authority Relinquished November 5, 2010Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | May 6, 1963 | Withdrawn |
| PHILADELPHIA AMERICAN LIFE INSURANCE COMPANYLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Feb 7, 1978 | Good Standing |
| THE STANDARD SHALE PRODUCTS COMPANYLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | May 26, 1919 | Good Standing |
| STANDARD OIL ALTERNATE ENERGY DEVELOPMENT COMPANY, Colorado Authority Relinquished December 22, 2014Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Nov 2, 1979 | Withdrawn |
| CONOCOPHILLIPS COMPANYLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Mar 2, 1927 | Good Standing |
| GEOTRACE TECHNOLOGIES, INC., Delinquent September 1, 2017Location not reported, CO · Delinquent | Location not reported, CO | Corporation | Sep 8, 1976 | Delinquent |
| ASAMERA MINERALS (U.S.) INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | May 9, 1979 | Good Standing |
| SHELL ONSHORE VENTURES INC., Colorado Authority Relinquished September 28, 2021Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Apr 3, 1980 | Withdrawn |
| HERBALY PETROLEUM CORP.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Jul 22, 1981 | Good Standing |
| AMOCO REALTY COMPANY, Colorado Authority Relinquished November 18, 2019Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Aug 17, 1981 | Withdrawn |
| CONOCO INC., Colorado Authority Terminated December 27, 2002Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Sep 17, 1981 | Withdrawn |
| BAKER HUGHES OILFIELD OPERATIONS LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Sep 28, 1981 | Good Standing |
| BURLINGTON RESOURCES OIL & GAS COMPANY LPLocation not reported, CO · Good Standing | Location not reported, CO | Partnership | Nov 30, 1981 | Good Standing |
| CONOCO SHALE OIL INC., Colorado Authority Relinquished November 17, 2009Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Mar 26, 1982 | Withdrawn |
| Marathon Oil Company LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Jun 30, 1982 | Good Standing |
| Spectra Energy Transport and Trading Company, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Feb 1, 1984 | Good Standing |
| McDermott, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Aug 20, 1984 | Good Standing |
| NEW ERA LIFE INSURANCE COMPANYLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Oct 31, 1984 | Good Standing |
| GEOGRAPHIX, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | Nov 16, 1984 | Merged |
| BURLINGTON RESOURCES TRADING INC., Colorado Authority Relinquished July 31, 2012Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Feb 4, 1985 | Withdrawn |
| QUESTAR INFOCOMM, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Apr 1, 1985 | Good Standing |
| AMOCO MARKETING ENVIRONMENTAL SERVICES COMPANY, Colorado Authority Relinquished November 18, 2019Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Apr 1, 1985 | Withdrawn |
| ATLANTIC RICHFIELD COMPANY, Delinquent September 1, 2025Location not reported, CO · Delinquent | Location not reported, CO | Corporation | Apr 15, 1985 | Delinquent |
| STANDARD OIL COMPANY INC., Colorado Authority Relinquished October 5, 2024Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jun 7, 1985 | Withdrawn |
| SULZER PUMPS (US) INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Sep 5, 1986 | Good Standing |