| NUNN TELEPHONE COMPANYNunn, CO · Good Standing | Nunn, CO | Corporation | Mar 5, 1948 | Good Standing |
| BARNES FARMS, INC., Delinquent January 1, 2006Nunn, CO · Delinquent | Nunn, CO | Corporation | Nov 16, 1972 | Delinquent |
| DEPORTER RANCH, INC.Nunn, CO · Good Standing | Nunn, CO | Corporation | Dec 22, 1975 | Good Standing |
| PETERSON RANCHES OF NUNN, INC.Nunn, CO · Good Standing | Nunn, CO | Corporation | Dec 16, 1976 | Good Standing |
| HIGHLAND RECREATION ASSOCIATION, INC.Nunn, CO · Good Standing | Nunn, CO | Nonprofit | Oct 10, 1978 | Good Standing |
| DRYLANDER SCALE, INC., Dissolved July 5, 2000Nunn, CO · Voluntarily Dissolved | Nunn, CO | Corporation | Jan 25, 1979 | Voluntarily Dissolved |
| NORTHERN COLORADO AMATEUR RADIO CLUB, INC.Nunn, CO · Good Standing | Nunn, CO | Nonprofit | Aug 31, 1979 | Good Standing |
| FOUR V. INVESTMENTS, INC.Nunn, CO · Good Standing | Nunn, CO | Corporation | Apr 13, 1983 | Good Standing |
| PITTINGTON CONSTRUCTION, INC.Nunn, CO · Good Standing | Nunn, CO | Corporation | Aug 21, 1984 | Good Standing |
| COLORADO ENGINEERING EXPERIMENT STATION, INC.Nunn, CO · Good Standing | Nunn, CO | Corporation | Jul 1, 1986 | Good Standing |
| BARNES FARM EQUIPMENT COMPANY, Colorado Authority Terminated September 23, 2002Nunn, CO · Withdrawn | Nunn, CO | Corporation | Jul 3, 1989 | Withdrawn |
| WINTERS SERVICES INC.Nunn, CO · Good Standing | Nunn, CO | Corporation | May 4, 1990 | Good Standing |
| GOLDEN PRAIRIE, INC.Nunn, CO · Good Standing | Nunn, CO | Corporation | May 20, 1993 | Good Standing |
| OCHO VACA CATTLE COMPANY INCNunn, CO · Good Standing | Nunn, CO | Corporation | Sep 1, 1993 | Good Standing |
| HIGHLAND COMMUNITY CHURCH OF NUNN, COLORADONunn, CO · Good Standing | Nunn, CO | Nonprofit | Jan 14, 1994 | Good Standing |
| BAILEY MANUFACTURING, INC., Dissolved February 1, 2001Nunn, CO · Administratively Dissolved | Nunn, CO | Corporation | Apr 4, 1994 | Administratively Dissolved |
| CHOICE CITY HEATING & AIR CONDITIONING, INC.Nunn, CO · Good Standing | Nunn, CO | Corporation | May 10, 1994 | Good Standing |
| HARRISON BUILDERS, LLC, Dissolved March 31, 2005Nunn, CO · Administratively Dissolved | Nunn, CO | LLC | Oct 24, 1994 | Administratively Dissolved |
| DESIGN STEEL SYSTEMS, LLC., Dissolved May 22, 2017Nunn, CO · Voluntarily Dissolved | Nunn, CO | LLC | Mar 14, 1996 | Voluntarily Dissolved |
| WILLIE'S DIESEL SERVICE, INC., Delinquent November 1, 2011Nunn, CO · Delinquent | Nunn, CO | Corporation | May 7, 1997 | Delinquent |
| TALLGRASS ENTERPRISES, LLC, Dissolved November 11, 2024Nunn, CO · Voluntarily Dissolved | Nunn, CO | LLC | Nov 25, 1997 | Voluntarily Dissolved |
| TWO SLEEPS, LLCNunn, CO · Good Standing | Nunn, CO | LLC | Dec 4, 1997 | Good Standing |
| OASIS ENTERPRISES, INC., Dissolved October 4, 2000Nunn, CO · Voluntarily Dissolved | Nunn, CO | Corporation | Dec 16, 1997 | Voluntarily Dissolved |
| BELLMORE REPAIR LLPNunn, CO · Good Standing | Nunn, CO | Partnership | Dec 22, 1997 | Good Standing |
| BELLMORE FARMS LLPNunn, CO · Good Standing | Nunn, CO | Partnership | Dec 22, 1997 | Good Standing |
| TURNER WHEAT FARMS, INC., Dissolved January 4, 2013Nunn, CO · Voluntarily Dissolved | Nunn, CO | Corporation | Jan 9, 1998 | Voluntarily Dissolved |
| NORTH WELD GRAVEL, RLLPNunn, CO · Good Standing | Nunn, CO | Partnership | Jan 15, 1998 | Good Standing |
| LONE BISON, LLCNunn, CO · Good Standing | Nunn, CO | LLC | Jan 27, 1998 | Good Standing |
| BELLMORE FARMS INDUSTRIAL PARK, LLCNunn, CO · Good Standing | Nunn, CO | LLC | Jan 27, 1998 | Good Standing |
| INDIAN GRASS, LLCNunn, CO · Good Standing | Nunn, CO | LLC | Jan 27, 1998 | Good Standing |
| O & S UTILITY CONSTRUCTION CORP., Delinquent August 1, 2007Nunn, CO · Delinquent | Nunn, CO | Corporation | Feb 10, 1998 | Delinquent |
| ROCKY MOUNTAIN AUTO BODY, L.L.C.Nunn, CO · Good Standing | Nunn, CO | LLC | Mar 16, 1998 | Good Standing |
| PRAIRIE GOLD, LLCNunn, CO · Good Standing | Nunn, CO | LLC | May 15, 1998 | Good Standing |
| CHESHIRE PROPERTIES, LLCNunn, CO · Good Standing | Nunn, CO | LLC | Jun 2, 1998 | Good Standing |
| LAB LOVERS, LLC, Dissolved February 1, 2003Nunn, CO · Administratively Dissolved | Nunn, CO | LLC | Sep 3, 1998 | Administratively Dissolved |
| LOOKING GLASS PROPERTIES, LLCNunn, CO · Good Standing | Nunn, CO | LLC | Jan 22, 1999 | Good Standing |
| GIB SMITH TRUCKING, INC., Delinquent January 1, 2014Nunn, CO · Delinquent | Nunn, CO | Corporation | May 19, 1999 | Delinquent |
| G. CRISWELL TRUCKING, LLC, Dissolved March 1, 2002Nunn, CO · Administratively Dissolved | Nunn, CO | LLC | Oct 20, 1999 | Administratively Dissolved |
| LONE PRAIRIE INDUSTRIES, INC., Delinquent April 1, 2009Nunn, CO · Delinquent | Nunn, CO | Corporation | Oct 21, 1999 | Delinquent |
| TODD SMITH TRUCKING, INC., Delinquent April 1, 2009Nunn, CO · Delinquent | Nunn, CO | Corporation | Mar 1, 2000 | Delinquent |
| H.I.S. BUILDERS, LLC, Delinquent June 1, 2006Nunn, CO · Delinquent | Nunn, CO | LLC | Apr 27, 2000 | Delinquent |
| KILLION ENTERPRISES, LLCNunn, CO · Good Standing | Nunn, CO | LLC | May 4, 2000 | Good Standing |
| HIGH PLAINS HISTORICAL SOCIETY, INC.Nunn, CO · Good Standing | Nunn, CO | Nonprofit | Jun 12, 2000 | Good Standing |
| Grassland Ventures, Inc., Dissolved October 6, 2011Nunn, CO · Voluntarily Dissolved | Nunn, CO | Corporation | Jun 28, 2000 | Voluntarily Dissolved |
| GENESIS HEATING & AIR-CONDITIONING, LLC, Dissolved November 1, 2002Nunn, CO · Administratively Dissolved | Nunn, CO | LLC | Jun 30, 2000 | Administratively Dissolved |
| THE S AND J COMPANYNunn, CO · Good Standing | Nunn, CO | Corporation | Aug 9, 2000 | Good Standing |
| Colegate Heating, Inc.Nunn, CO · Good Standing | Nunn, CO | Corporation | Sep 6, 2000 | Good Standing |
| GREENONE INDUSTRIES, INC.Nunn, CO · Good Standing | Nunn, CO | Corporation | Sep 29, 2000 | Good Standing |
| COBETT MANAGEMENT, LLC, Dissolved April 17, 2003Nunn, CO · Administratively Dissolved | Nunn, CO | LLC | Oct 5, 2000 | Administratively Dissolved |
| LP3, INC., Delinquent March 1, 2010Nunn, CO · Delinquent | Nunn, CO | Corporation | Mar 5, 2001 | Delinquent |