| SIKOSKI PROPERTIES I, LLCWest Melbourne, FL · Active | West Melbourne, FL | LLC | Nov 15, 2013 | Active |
| JB Photographics IncLocation not reported, AK · Good Standing | Location not reported, AK | Corporation | Jul 8, 2024 | Good Standing |
| Summit Fusion, LLCLocation not reported, AK · Good Standing | Location not reported, AK | LLC | Jan 21, 2026 | Good Standing |
| LEADVILLE BOOM DAYS, INC.Leadville, CO · Good Standing | Leadville, CO | Nonprofit | Oct 8, 1971 | Good Standing |
| Lake County Credit UnionLeadville, CO · Merged | Leadville, CO | Nonprofit | Mar 7, 1966 | Merged |
| THE ODD FELLOWS BUILDING ASSOCIATION OF LEADVILLELeadville, CO · Good Standing | Leadville, CO | Nonprofit | May 10, 1890 | Good Standing |
| THE LEADVILLE MASONIC BUILDING ASSOCIATIONLeadville, CO · Good Standing | Leadville, CO | Corporation | Jun 6, 1893 | Good Standing |
| THE S. L. SMITH LUMBER COMPANY, Dissolved September 30, 2021Leadville, CO · Voluntarily Dissolved | Leadville, CO | Corporation | Jul 5, 1900 | Voluntarily Dissolved |
| LEADVILLE/LAKE COUNTY CHAMBER OF COMMERCELeadville, CO · Good Standing | Leadville, CO | Nonprofit | May 22, 1913 | Good Standing |
| HOME STAKE TROUT CLUB, INC.Leadville, CO · Good Standing | Leadville, CO | Nonprofit | Jul 11, 1934 | Good Standing |
| MOUNT MASSIVE LAKES, INC.Leadville, CO · Good Standing | Leadville, CO | Nonprofit | Aug 31, 1934 | Good Standing |
| LEADVILLE HISTORICAL ASSOCIATIONLeadville, CO · Good Standing | Leadville, CO | Nonprofit | Dec 24, 1935 | Good Standing |
| SAYER-MCKEE DRUG COMPANY, Dissolved January 29, 2002Leadville, CO · Voluntarily Dissolved | Leadville, CO | Corporation | Jun 11, 1936 | Voluntarily Dissolved |
| THE DELTA KAPPA GAMMA SOCIETYLeadville, CO · Good Standing | Leadville, CO | Nonprofit | Feb 4, 1937 | Good Standing |
| THE SALIDA COCA-COLA BOTTLING COMPANY, Dissolved December 28, 1999Leadville, CO · Voluntarily Dissolved | Leadville, CO | Corporation | Jul 13, 1939 | Voluntarily Dissolved |
| FIRST BAPTIST CHURCH OF LEADVILLE, COLORADOLeadville, CO · Good Standing | Leadville, CO | Nonprofit | Aug 18, 1952 | Good Standing |
| LEADVILLE ASSEMBLY, INC., Delinquent November 1, 2019Leadville, CO · Delinquent | Leadville, CO | Nonprofit | Apr 24, 1953 | Delinquent |
| LEADVILLE LODGE NO. 236, BENOVOLENT AND PROTECTIVE ORDER OF ELKS OF THE UNITED STATES OF AMERICALeadville, CO · Good Standing | Leadville, CO | Nonprofit | Oct 20, 1955 | Good Standing |
| LEADVILLE LIONS CLUB, INC.Leadville, CO · Good Standing | Leadville, CO | Nonprofit | Jan 31, 1957 | Good Standing |
| MOUNTAIN CREST SOUTHERN BAPTIST CHURCHLeadville, CO · Good Standing | Leadville, CO | Nonprofit | Jun 30, 1960 | Good Standing |
| Colorado Outward Bound SchoolLeadville, CO · Good Standing | Leadville, CO | Nonprofit | Jun 16, 1961 | Good Standing |
| GOOD SHEPHERD LUTHERAN CHURCH OF LEADVILLE, COLORADO, Delinquent March 1, 2011Leadville, CO · Delinquent | Leadville, CO | Nonprofit | Sep 15, 1961 | Delinquent |
| Leadville Congregation of Jehovah's Witnesses, Leadville, ColoradoLeadville, CO · Good Standing | Leadville, CO | Nonprofit | Sep 29, 1961 | Good Standing |
| THE JANE JEFFERSON DEMOCRATIC CLUB OF LAKE COUNTY, COLORADO, Dissolved August 1, 2000Leadville, CO · Administratively Dissolved | Leadville, CO | Nonprofit | Oct 13, 1961 | Administratively Dissolved |
| M D TRUCKING CORPORATION, Delinquent June 1, 2008Leadville, CO · Delinquent | Leadville, CO | Corporation | Jul 11, 1962 | Delinquent |
| GEORGE F. RUTKEY INC., Delinquent February 1, 2024Leadville, CO · Delinquent | Leadville, CO | Corporation | Sep 24, 1964 | Delinquent |
| FIRST PRESBYTERIAN CHURCH (U.S.A.) OF LEADVILLELeadville, CO · Good Standing | Leadville, CO | Nonprofit | Feb 13, 1942 | Good Standing |
| MID-CONTINENT CORPORATION, Dissolved June 1, 2000Leadville, CO · Administratively Dissolved | Leadville, CO | Corporation | Jul 1, 1965 | Administratively Dissolved |
| COOPER HILL SKI AREA, INC.Leadville, CO · Good Standing | Leadville, CO | Nonprofit | Mar 21, 1941 | Good Standing |
| THE LEADVILLE ROD AND GUN CLUB, INC.Leadville, CO · Good Standing | Leadville, CO | Nonprofit | May 29, 1969 | Good Standing |
| LAKE COUNTY T V-F M, INC., Dissolved April 3, 2012Leadville, CO · Voluntarily Dissolved | Leadville, CO | Nonprofit | May 28, 1957 | Voluntarily Dissolved |
| COLORADO CAMPGROUND & LODGING OWNERS ASSOCIATIONLeadville, CO · Good Standing | Leadville, CO | Nonprofit | Jan 5, 1971 | Good Standing |
| THE LAKE COUNTY CIVIC CENTER ASSOCIATIONLeadville, CO · Good Standing | Leadville, CO | Nonprofit | Apr 20, 1971 | Good Standing |
| BLUE RIVER TRADING COMPANY, Dissolved October 2, 2006Leadville, CO · Voluntarily Dissolved | Leadville, CO | Corporation | Apr 30, 1971 | Voluntarily Dissolved |
| ST. VINCENT GENERAL HOSPITAL, Dissolved September 26, 2003Leadville, CO · Voluntarily Dissolved | Leadville, CO | Nonprofit | Feb 28, 1972 | Voluntarily Dissolved |
| BART'S AUTO REPAIR CENTER, INC., Dissolved December 30, 2014Leadville, CO · Voluntarily Dissolved | Leadville, CO | Corporation | Apr 22, 1974 | Voluntarily Dissolved |
| LAKE COUNTY CO. CHAPTER #2179 OF AARP, INC., Dissolved June 3, 2015Leadville, CO · Voluntarily Dissolved | Leadville, CO | Nonprofit | Jun 16, 1975 | Voluntarily Dissolved |
| MOUNT MASSIVE GOLF CLUBLeadville, CO · Good Standing | Leadville, CO | Nonprofit | Aug 17, 1956 | Good Standing |
| CLOUD CITY CHEVRON INC., Dissolved May 1, 2002Leadville, CO · Administratively Dissolved | Leadville, CO | Corporation | Jul 18, 1977 | Administratively Dissolved |
| THE NATIONAL MINING HALL OF FAME AND MUSEUMLeadville, CO · Good Standing | Leadville, CO | Nonprofit | Jul 25, 1977 | Good Standing |
| CIRULLO BROTHERS, INC.Leadville, CO · Good Standing | Leadville, CO | Corporation | Sep 14, 1977 | Good Standing |
| THE GOLDEN ROSE MINING COMPANY, INC., Dissolved August 19, 2009Leadville, CO · Voluntarily Dissolved | Leadville, CO | Corporation | Dec 23, 1977 | Voluntarily Dissolved |
| BILL'S SPORT SHOP, INC., Delinquent December 1, 2010Leadville, CO · Delinquent | Leadville, CO | Corporation | Jun 22, 1979 | Delinquent |
| JOHN C. GIARDINO, D.D.S., P.C., Dissolved July 1, 2004Leadville, CO · Voluntarily Dissolved | Leadville, CO | Corporation | Jul 2, 1979 | Voluntarily Dissolved |
| LEADVILLE AIRPORT, INC., Delinquent July 1, 2010Leadville, CO · Delinquent | Leadville, CO | Corporation | Jan 14, 1980 | Delinquent |
| LEADVILLE SILVER & GOLD, INC., Dissolved January 1, 2001Leadville, CO · Administratively Dissolved | Leadville, CO | Corporation | Mar 24, 1980 | Administratively Dissolved |
| MALLETTE OIL COMPANY, INC., Delinquent October 1, 2011Leadville, CO · Delinquent | Leadville, CO | Corporation | Apr 22, 1980 | Delinquent |
| FIRST MINING AND EXCHANGE BANK OF LEADVILLE, Delinquent December 1, 2008Leadville, CO · Delinquent | Leadville, CO | Corporation | Jun 27, 1980 | Delinquent |
| LEADVILLE ASSEMBLY OF GOD CHURCH, INC.Leadville, CO · Good Standing | Leadville, CO | Nonprofit | Jul 16, 1981 | Good Standing |
| ORE BANCORPORATION, Dissolved September 25, 2008Leadville, CO · Voluntarily Dissolved | Leadville, CO | Corporation | Aug 31, 1981 | Voluntarily Dissolved |