| AMERICAN FINANCIAL HOLDING, INC.Denver, CO · Merged | Denver, CO | Corporation | Oct 19, 1981 | Merged |
| Sensient Colors LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Mar 14, 1922 | Good Standing |
| GOVERNMENT EMPLOYEES INSURANCE COMPANYLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Sep 4, 1951 | Good Standing |
| FARMERS ALLIANCE MUTUAL INSURANCE COMPANY, Delinquent July 1, 2024Location not reported, CO · Delinquent | Location not reported, CO | Nonprofit | Jun 20, 1938 | Delinquent |
| RUAN TRANSPORT CORPORATIONLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Apr 26, 1962 | Good Standing |
| GRIFF'S OF AMERICA, INC., Colorado Authority Relinquished September 29, 2016Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Oct 7, 1966 | Withdrawn |
| THE MITRE CORPORATIONLocation not reported, CO · Good Standing | Location not reported, CO | Nonprofit | Apr 28, 1967 | Good Standing |
| THE SAINT THOMAS THEOLOGICAL SEMINARY OF DENVER, COLORADOLocation not reported, CO · Merged | Location not reported, CO | Nonprofit | Sep 4, 1907 | Merged |
| SHAKESPEARE OIL COMPANY, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Jan 29, 1971 | Good Standing |
| STIFEL, NICOLAUS & COMPANY INCORPORATEDLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Dec 22, 1972 | Good Standing |
| U.S. HOME MORTGAGE CORPORATIONLocation not reported, CO · Merged | Location not reported, CO | Corporation | Apr 29, 1975 | Merged |
| ALBERICI CONSTRUCTORS, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Apr 21, 1976 | Good Standing |
| FIDELITY SECURITY LIFE INSURANCE COMPANY, Delinquent February 1, 2024Location not reported, CO · Delinquent | Location not reported, CO | Corporation | Oct 5, 1976 | Delinquent |
| Wyoming Pipeline Company LLC, Colorado Authority Relinquished March 11, 2020Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Jun 25, 1979 | Withdrawn |
| AMWAY CORPORATION, Colorado Authority Terminated February 21, 2001Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Dec 24, 1979 | Withdrawn |
| AAA Colorado, Inc.Greenwood Village, CO · Merged | Greenwood Village, CO | Nonprofit | Jul 13, 1922 | Merged |
| GATES EXPORT CORPORATIONDenver, CO · Merged | Denver, CO | Corporation | Nov 10, 1950 | Merged |
| Government Employees Financial CorporationLocation not reported, CO · Converted | Location not reported, CO | Corporation | Apr 5, 1962 | Converted |
| STERLING STAINLESS TUBE CORPORATIONEnglewood, CO · Merged | Englewood, CO | Corporation | Dec 4, 1962 | Merged |
| RAINBOW LAKE RESORT, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | May 14, 1963 | Good Standing |
| RANGE VEHICLE CENTER, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Jun 30, 1972 | Good Standing |
| All Packaging Company LLCAurora, CO · Good Standing | Aurora, CO | LLC | Jul 23, 1954 | Good Standing |
| AMERICAN PATROL AND GUARD COMPANY, INC.Denver, CO · Merged | Denver, CO | Corporation | May 4, 1979 | Merged |
| WESTERN BUILDING SERVICES, INC.Denver, CO · Merged | Denver, CO | Corporation | Jun 12, 1980 | Merged |
| Wellpoint Life and Health Insurance CompanyLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Nov 19, 1980 | Good Standing |
| STERLING JEWELERS INCLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Dec 1, 1980 | Good Standing |
| Bally Total Fitness of Colorado, Inc.Location not reported, CO · Merged | Location not reported, CO | Corporation | Jul 6, 1981 | Merged |
| CLWS, INC., Dissolved February 21, 2025Littleton, CO · Voluntarily Dissolved | Littleton, CO | Corporation | Aug 27, 1981 | Voluntarily Dissolved |
| PEPPER CONSTRUCTION CO.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Mar 30, 1982 | Good Standing |
| Wildlife Laboratories, LLCLocation not reported, CO · Converted | Location not reported, CO | LLC | Dec 21, 1983 | Converted |
| SWISS RE CORPORATE SOLUTIONS AMERICA INSURANCE CORPORATIONLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Dec 11, 1984 | Good Standing |
| TEXAS CRUDE ENERGY, INC., Colorado Authority Relinquished November 30, 2025Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jul 24, 1985 | Withdrawn |
| D. C. A. H., INC.Littleton, CO · Merged | Littleton, CO | Corporation | Oct 31, 1985 | Merged |
| COMCAST MO INVESTMENTS HOLDINGS, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | Nov 1, 1985 | Merged |
| OXFORD LIFE INSURANCE COMPANYLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Dec 2, 1985 | Good Standing |
| HII Nuclear Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Jan 17, 1986 | Good Standing |
| IPSCO TUBULARS INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Mar 3, 1986 | Good Standing |
| RUAN LOGISTICS CORPORATIONLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Apr 16, 1986 | Good Standing |
| CARTWRIGHT DISTRIBUTING, LLCDenver, CO · Converted | Denver, CO | LLC | May 29, 1986 | Converted |
| Enerplus Resources (USA) CorporationLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Jun 27, 1986 | Good Standing |
| Assured Guaranty Municipal Corp., Colorado Authority Relinquished September 5, 2024Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Oct 29, 1987 | Withdrawn |
| ITW Building Components Group Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Feb 8, 1988 | Good Standing |
| STERLING INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Feb 23, 1988 | Good Standing |
| MISSION YOGURT, INC.Broomfield, CO · Good Standing | Broomfield, CO | Corporation | Feb 26, 1988 | Good Standing |
| BRECKIN ENTERPRISES, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Apr 25, 1988 | Good Standing |
| Chotin Fund Management LLCCentennial, CO · Good Standing | Centennial, CO | LLC | Jul 13, 1988 | Good Standing |
| ALLIANCE INSURANCE COMPANY, INC., Delinquent July 1, 2024Location not reported, CO · Delinquent | Location not reported, CO | Corporation | Oct 18, 1988 | Delinquent |
| INDUSTRIAL SERVICES TECHNOLOGIES, INC.Denver, CO · Merged | Denver, CO | Corporation | Jan 11, 1989 | Merged |
| SST ENERGY CORPORATION, Dissolved June 28, 2023Location not reported, CO · Voluntarily Dissolved | Location not reported, CO | Corporation | Feb 21, 1989 | Voluntarily Dissolved |
| ALTERNATIVE INSURANCE MANAGEMENT SERVICES, INC.Englewood, CO · Good Standing | Englewood, CO | Corporation | Mar 16, 1989 | Good Standing |