| SHAMROCK TAXI OF FT. COLLINS INC., Dissolved December 2, 2021Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Mar 11, 1986 | Voluntarily Dissolved |
| SEISMIC SPECIALISTS INC., Dissolved October 25, 2016~windsor, CO · Voluntarily Dissolved | ~windsor, CO | Corporation | Mar 13, 1986 | Voluntarily Dissolved |
| OWL CREEK RESERVOIR COMPANYFort Collins, CO · Good Standing | Fort Collins, CO | Corporation | Mar 27, 1986 | Good Standing |
| 4 BAR 4 RANCH, INC., Delinquent November 1, 2022Fort Collins, CO · Delinquent | Fort Collins, CO | Corporation | Jun 19, 1986 | Delinquent |
| ROTARY CLUB OF FORT COLLINS, COLORADO, INC.Fort Collins, CO · Good Standing | Fort Collins, CO | Nonprofit | Jun 26, 1986 | Good Standing |
| KOENIG & ASSOCIATES, INC., Dissolved July 2, 2025Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Jul 3, 1986 | Voluntarily Dissolved |
| NORTHERN COLORADO YOUTH HOCKEY~windsor, CO · Good Standing | ~windsor, CO | Nonprofit | Aug 18, 1986 | Good Standing |
| MARTIN J. HEPNER, C.P.A., P.C.Fort Collins, CO · Good Standing | Fort Collins, CO | Corporation | Nov 10, 1986 | Good Standing |
| FISH CULTURE ASSOCIATES II, LTD., Dissolved January 6, 2016Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Partnership | Jan 26, 1987 | Voluntarily Dissolved |
| ELDON JAMES CORP.Fort Collins, CO · Good Standing | Fort Collins, CO | Corporation | Jun 23, 1987 | Good Standing |
| FRONT RANGE EXCEPTIONAL EQUESTRIANS, Dissolved March 21, 2023Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Nonprofit | Aug 12, 1987 | Voluntarily Dissolved |
| TIMELESS REPRODUCTIONS OF COLORADO, LTD., Dissolved December 21, 2011Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Nov 24, 1987 | Voluntarily Dissolved |
| Fort Collins Families, Delinquent March 1, 2015Fort Collins, CO · Delinquent | Fort Collins, CO | Nonprofit | Dec 8, 1987 | Delinquent |
| NORTHERN COLORADO PULMONARY CONSULTANTS, P.C., Dissolved December 14, 2016Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Dec 14, 1987 | Voluntarily Dissolved |
| WESTERN PLANES ENTERPRISES, INC.Fort Collins, CO · Merged | Fort Collins, CO | Corporation | Dec 22, 1987 | Merged |
| POUDRE VALLEY ASSOCIATED SERVICES, INC.Fort Collins, CO · Good Standing | Fort Collins, CO | Corporation | Jan 20, 1988 | Good Standing |
| OUTDOOR BUDDIES, INC.Fort Collins, CO · Good Standing | Fort Collins, CO | Nonprofit | Feb 18, 1988 | Good Standing |
| J S & S, Inc., Dissolved February 11, 2010Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Mar 14, 1988 | Voluntarily Dissolved |
| TOWERS WEST, INC., Delinquent September 1, 2011Fort Collins, CO · Delinquent | Fort Collins, CO | Corporation | Mar 28, 1988 | Delinquent |
| COLORADO ADOPTION CENTER, Dissolved January 6, 2022Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Nonprofit | Apr 12, 1988 | Voluntarily Dissolved |
| HEMATOLOGY/ONCOLOGY ASSOCIATES, P.C., Dissolved December 31, 2012Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | May 9, 1988 | Voluntarily Dissolved |
| Better Business Bureau Serving Northern Colorado and Wyoming FoundationFort Collins, CO · Good Standing | Fort Collins, CO | Nonprofit | Jul 7, 1988 | Good Standing |
| KIWANIS CLUB OF POUDRE GOLDEN K, FT. COLLINSFort Collins, CO · Good Standing | Fort Collins, CO | Nonprofit | Nov 10, 1988 | Good Standing |
| L.C. WILSON ENTERPRISES, INC., Delinquent January 1, 2006Fort Collins, CO · Delinquent | Fort Collins, CO | Corporation | Nov 14, 1988 | Delinquent |
| WILLOUGHBY INC., Dissolved December 31, 2021Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Jan 18, 1989 | Voluntarily Dissolved |
| COLORADO ALLERGY PHYSICIANS, P.C., Dissolved June 14, 2005Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Jan 23, 1989 | Voluntarily Dissolved |
| BURR LIVESTOCK COMPANY, INC., Delinquent July 1, 2015Fort Collins, CO · Delinquent | Fort Collins, CO | Corporation | Feb 22, 1989 | Delinquent |
| DIFALCO CORPORATIONFort Collins, CO · Good Standing | Fort Collins, CO | Corporation | Aug 7, 1989 | Good Standing |
| FAITH BAPTIST CHURCH OF FORT COLLINS, Dissolved April 29, 2002Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Nonprofit | Aug 7, 1989 | Voluntarily Dissolved |
| GREENLINE POWER, LTD.Fort Collins, CO · Good Standing | Fort Collins, CO | Corporation | Aug 11, 1989 | Good Standing |
| WINDSOR RESOURCE CORPORATION, Dissolved March 23, 2017Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Jan 9, 1990 | Voluntarily Dissolved |
| PHILLIPS AUTOMOTIVE PLAZA INC., Delinquent January 1, 2016Fort Collins, CO · Delinquent | Fort Collins, CO | Corporation | Feb 28, 1990 | Delinquent |
| BRITTANY KNOLLS NORTH, INC., Dissolved October 31, 2004Fort Collins, CO · Administratively Dissolved | Fort Collins, CO | Corporation | May 9, 1990 | Administratively Dissolved |
| WINDSOR INVESTMENTS, LTD., A LIMITED LIABILITY COMPANY, Colorado Authority Relinquished March 22, 2018Fort Collins, CO · Withdrawn | Fort Collins, CO | LLC | May 21, 1990 | Withdrawn |
| DOUGLAS AUTO SALES, INC., Dissolved December 31, 2016Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | May 22, 1990 | Voluntarily Dissolved |
| ALLERGY AND SKIN CLINIC, P.C., Dissolved October 31, 2004Fort Collins, CO · Administratively Dissolved | Fort Collins, CO | Corporation | May 23, 1990 | Administratively Dissolved |
| ALAKEN, INC., Dissolved January 29, 2015Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | May 23, 1990 | Voluntarily Dissolved |
| STARDUST SPRING AND PIPELINE COMPANY~windsor, CO · Good Standing | ~windsor, CO | Nonprofit | Jul 23, 1990 | Good Standing |
| ROYAL VISTA EQUINE, INC.Fort Collins, CO · Good Standing | Fort Collins, CO | Corporation | Oct 17, 1990 | Good Standing |
| MGR INDUSTRIES, INC., Dissolved July 27, 2017Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Nov 21, 1990 | Voluntarily Dissolved |
| KEIL INVESTMENT BROKERAGE, INC., Dissolved June 4, 2008Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Dec 3, 1990 | Voluntarily Dissolved |
| TERRA RESOURCE CORPORATIONFort Collins, CO · Good Standing | Fort Collins, CO | Corporation | Dec 19, 1990 | Good Standing |
| THE WES SARGENT COMPANYFort Collins, CO · Good Standing | Fort Collins, CO | Corporation | Dec 21, 1990 | Good Standing |
| DAVID M. ABBEY, P.C., Dissolved February 22, 2022Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Jan 4, 1991 | Voluntarily Dissolved |
| After the Fire, Inc., Dissolved October 8, 2019~windsor, CO · Voluntarily Dissolved | ~windsor, CO | Corporation | Mar 8, 1991 | Voluntarily Dissolved |
| STROMBERGER LAND, INC., Delinquent August 1, 2022Fort Collins, CO · Delinquent | Fort Collins, CO | Corporation | Mar 13, 1991 | Delinquent |
| INTERNAL MEDICINE CLINIC OF FORT COLLINS, P.C., Dissolved April 25, 2022, Delinquent October 1, 2023Fort Collins, CO · Delinquent | Fort Collins, CO | Corporation | May 6, 1991 | Delinquent |
| SPIRITUAL INSPIRATION MINISTRIES, INC., Delinquent December 1, 2011Fort Collins, CO · Delinquent | Fort Collins, CO | Nonprofit | Jun 26, 1991 | Delinquent |
| JENSEN RECREATION CORP.Fort Collins, CO · Good Standing | Fort Collins, CO | Corporation | Dec 6, 1991 | Good Standing |
| KIDSCO, LTD., Dissolved January 9, 2001Fort Collins, CO · Voluntarily Dissolved | Fort Collins, CO | Corporation | Jan 21, 1992 | Voluntarily Dissolved |