| DLC, Inc., Dissolved December 28, 2012Denver, CO · Voluntarily Dissolved | Denver, CO | Corporation | Dec 9, 1977 | Voluntarily Dissolved |
| CALICO EXPLORATION CORPORATION, Dissolved January 1, 1988Denver, CO · Administratively Dissolved | Denver, CO | Corporation | Jan 23, 1980 | Administratively Dissolved |
| STANLEY F. FREEDMAN, P.C., Delinquent June 1, 2007Denver, CO · Delinquent | Denver, CO | Corporation | Dec 31, 1981 | Delinquent |
| DELTA PETROLEUM CORPORATIONDenver, CO · Merged | Denver, CO | Corporation | Dec 21, 1984 | Merged |
| CONTACT NEW MEXICO LIMITED PARTNERSHIP, Colorado Authority Terminated August 31, 2005Denver, CO · Revoked | Denver, CO | Partnership | Mar 9, 1993 | Revoked |
| DELTA EXPLORATION COMPANY, INC., Dissolved December 28, 2012Denver, CO · Voluntarily Dissolved | Denver, CO | Corporation | Nov 30, 1993 | Voluntarily Dissolved |
| STORYBOOK HOMES LLC, Dissolved September 29, 2006Denver, CO · Voluntarily Dissolved | Denver, CO | LLC | Mar 30, 2000 | Voluntarily Dissolved |
| MYOSCRIPT, LLC, Dissolved August 5, 2003Lakewood, CO · Voluntarily Dissolved | Lakewood, CO | LLC | Sep 30, 2002 | Voluntarily Dissolved |
| DISCLOSURE CONSULTANTS, LC, Dissolved September 30, 2004Denver, CO · Administratively Dissolved | Denver, CO | LLC | Apr 11, 2003 | Administratively Dissolved |
| Hastings Drilling Company, Delinquent June 1, 2011Location not reported, CO · Delinquent | Location not reported, CO | Corporation | Dec 4, 2003 | Delinquent |
| DHS Holding Company, Dissolved March 31, 2010Denver, CO · Voluntarily Dissolved | Denver, CO | Corporation | Apr 28, 2006 | Voluntarily Dissolved |
| Polymath Partners, LLC, Delinquent June 1, 2010Denver, CO · Delinquent | Denver, CO | LLC | Dec 28, 2006 | Delinquent |
| Polymath Exploration, LLC, Delinquent July 1, 2010Denver, CO · Delinquent | Denver, CO | LLC | Jan 3, 2007 | Delinquent |
| Delta Risk Management, LLC, Dissolved August 22, 2011Denver, CO · Voluntarily Dissolved | Denver, CO | LLC | Jul 19, 2007 | Voluntarily Dissolved |
| Delta Pipeline, LLC, Dissolved December 28, 2012Denver, CO · Voluntarily Dissolved | Denver, CO | LLC | Aug 7, 2008 | Voluntarily Dissolved |
| Tremont Place Ventures, LLC, Delinquent September 1, 2014Denver, CO · Delinquent | Denver, CO | LLC | Apr 17, 2012 | Delinquent |