| THE BRIGHTON DITCH COMPANYFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Feb 26, 1880 | Good Standing |
| THE LUPTON BOTTOM DITCH COMPANYFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | May 26, 1894 | Good Standing |
| SLATE DITCH COMPANYFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Jun 11, 1903 | Good Standing |
| THE LUPTON MEADOWS DITCH COMPANYFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Jan 6, 1916 | Good Standing |
| FORT LUPTON POST NO. 102, AMERICAN LEGIONFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Apr 21, 1936 | Good Standing |
| TRINITY LIGHTHOUSE, Dissolved August 1, 2003Evans, CO · Administratively Dissolved | Evans, CO | Nonprofit | Oct 13, 1936 | Administratively Dissolved |
| FORT LUPTON BUDDHIST CHURCHFort Lupton, CO · Delinquent | Fort Lupton, CO | Nonprofit | Dec 14, 1938 | Delinquent |
| COLORADO MOUNTED RANGERSFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Feb 21, 1941 | Good Standing |
| MT. CALVARY EVANGELICAL LUTHERAN CONGREGATION OF THEUNALTERED AUGSBURG CONFESSION AT FT. LUPFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Nov 6, 1941 | Good Standing |
| THE FORT LUPTON CHAMBER COMMERCE, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Jul 15, 1935 | Good Standing |
| COLORADO STATE PIGEON ASSOCIATIONFort Lupton, CO · Delinquent | Fort Lupton, CO | Nonprofit | Jul 7, 1952 | Delinquent |
| PAUL DONTJE RADIO & TV, INC., Dissolved July 1, 2000Fort Lupton, CO · Administratively Dissolved | Fort Lupton, CO | Corporation | Sep 10, 1953 | Administratively Dissolved |
| JAPANESE AMERICAN CITIZENS LEAGUE OF FT. LUPTON, COLORADO, Dissolved October 4, 2023Fort Lupton, CO · Voluntarily Dissolved | Fort Lupton, CO | Nonprofit | Apr 24, 1956 | Voluntarily Dissolved |
| FIRST UNITED METHODIST CHURCH OF FORT LUPTONFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Jul 9, 1918 | Good Standing |
| THE MOUNTAIN AND PLAINS APPALOOSA HORSE CLUB, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Aug 4, 1958 | Good Standing |
| THE CHILDREN'S EDUCATIONAL FUND, INC., Delinquent March 1, 2013Fort Lupton, CO · Delinquent | Fort Lupton, CO | Nonprofit | Oct 21, 1959 | Delinquent |
| N.J.K. INC., Delinquent September 1, 2008Fort Lupton, CO · Delinquent | Fort Lupton, CO | Corporation | Mar 7, 1960 | Delinquent |
| PURIFOY CHEVROLET CO., Dissolved March 26, 2025Fort Lupton, CO · Voluntarily Dissolved | Fort Lupton, CO | Corporation | Jan 3, 1961 | Voluntarily Dissolved |
| FOUR-WAY BAPTIST CHURCH, FORT LUPTONFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Jul 10, 1962 | Good Standing |
| COIN-O-CAR WASH SYSTEM, INC., Dissolved December 3, 2009Fort Lupton, CO · Voluntarily Dissolved | Fort Lupton, CO | Corporation | Jan 3, 1964 | Voluntarily Dissolved |
| SUCKLA FARMS, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Corporation | Jan 5, 1965 | Good Standing |
| TERRY-ALL KENNEL CLUBFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | May 11, 1965 | Good Standing |
| THE FORT LUPTON DEVELOPMENT CORPORATIONFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Jul 17, 1967 | Good Standing |
| WATADA FARMS, INC., Dissolved September 23, 2004Fort Lupton, CO · Administratively Dissolved | Fort Lupton, CO | Corporation | Mar 15, 1968 | Administratively Dissolved |
| MELBON RANCH, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Corporation | Jan 7, 1969 | Good Standing |
| WATTENBERG IMPROVEMENT ASSOCIATION, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Apr 17, 1970 | Good Standing |
| GREENE BROTHERS L.P. GAS & OIL CO., Dissolved June 28, 2021Fort Lupton, CO · Voluntarily Dissolved | Fort Lupton, CO | Corporation | Jun 24, 1971 | Voluntarily Dissolved |
| Salud Family Health, Inc.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Jun 23, 1971 | Good Standing |
| SIGNAL LAKES ROD AND GUN CLUB, INC., Dissolved August 26, 2006Fort Lupton, CO · Voluntarily Dissolved | Fort Lupton, CO | Nonprofit | Jun 30, 1971 | Voluntarily Dissolved |
| THE FIRST BAPTIST CHURCH OF FORT LUPTON, Delinquent September 1, 2012Fort Lupton, CO · Delinquent | Fort Lupton, CO | Nonprofit | Apr 11, 1921 | Delinquent |
| HOUSE OF SMOKE, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Corporation | Jan 18, 1973 | Good Standing |
| GWS, INC.Fort Lupton, CO · Delinquent | Fort Lupton, CO | Corporation | May 17, 1972 | Delinquent |
| LOS ZAPATISTAS, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Mar 8, 1974 | Good Standing |
| REED & AUE, INC., Dissolved August 3, 2004Fort Lupton, CO · Voluntarily Dissolved | Fort Lupton, CO | Corporation | Apr 23, 1974 | Voluntarily Dissolved |
| SPORTSMAN MANUFACTURING COMPANYFort Lupton, CO · Good Standing | Fort Lupton, CO | Corporation | Apr 26, 1974 | Good Standing |
| MURRAY FARMS, INC.Brighton, CO · Good Standing | Brighton, CO | Corporation | Dec 9, 1975 | Good Standing |
| Destiny Church (An Assemblies of God Church)Fort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Jul 30, 1965 | Good Standing |
| SPAINS' SERVICE, INC., Dissolved March 23, 2015Fort Lupton, CO · Voluntarily Dissolved | Fort Lupton, CO | Corporation | Apr 16, 1976 | Voluntarily Dissolved |
| MAREZ, INC., Delinquent April 1, 2011Fort Lupton, CO · Delinquent | Fort Lupton, CO | Corporation | May 3, 1976 | Delinquent |
| HARTSON CONSTRUCTION CO., Dissolved October 27, 2021Fort Lupton, CO · Voluntarily Dissolved | Fort Lupton, CO | Corporation | Dec 22, 1976 | Voluntarily Dissolved |
| HUDSON CONGREGATION OF JEHOVAH'S WITNESSES, HUDSON, COLORADO, INC., A NONPROFIT CORPORATION, Delinquent August 1, 2017Fort Lupton, CO · Delinquent | Fort Lupton, CO | Nonprofit | Dec 28, 1976 | Delinquent |
| NPC Nelson, Inc., Dissolved April 14, 2016Fort Lupton, CO · Voluntarily Dissolved | Fort Lupton, CO | Corporation | Jul 28, 1977 | Voluntarily Dissolved |
| WAYNE'S ELECTRIC, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Corporation | Aug 22, 1977 | Good Standing |
| Fox Hill Water Association, IncFort Lupton, CO · Good Standing | Fort Lupton, CO | Nonprofit | Sep 29, 1977 | Good Standing |
| ALPHA ENGINEERING COMPANY, Dissolved September 1, 2001Fort Lupton, CO · Voluntarily Dissolved | Fort Lupton, CO | Corporation | Nov 25, 1977 | Voluntarily Dissolved |
| MILE-HI FIRE APPARATUS, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Corporation | Mar 16, 1978 | Good Standing |
| GARY JOHNSTON APIARIES, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Corporation | Nov 9, 1978 | Good Standing |
| DOVE MEADOW DAIRY, INC.Fort Lupton, CO · Good Standing | Fort Lupton, CO | Corporation | Dec 28, 1978 | Good Standing |
| PATTERSON PUMPING SERVICE, INC., Delinquent June 1, 2014Fort Lupton, CO · Delinquent | Fort Lupton, CO | Corporation | Jan 24, 1979 | Delinquent |
| FRONT RANGE LEASING AND SALES CORPORATIONFort Lupton, CO · Delinquent | Fort Lupton, CO | Corporation | Jun 18, 1979 | Delinquent |