| | FIRE WAREHOUSE STORAGE | CORPORATE AIR | $61,103 | BUREAU OF LAND MANAGEMENT | — | — | 531190Lessors of Other Real Estate Property | X129 | Oct 1, 2008 | Oct 1, 2008 | Jul 31, 2011 |
| | TANKER BASE AIRPORT | CORPORATE AIR | $16,045 | BUREAU OF LAND MANAGEMENT | — | — | 531190Lessors of Other Real Estate Property | X111 | Aug 24, 2008 | Aug 24, 2008 | Jul 31, 2011 |
| | AIRPORT LAND | CORPORATE AIR | $75,922 | BUREAU OF LAND MANAGEMENT | — | — | 531190Lessors of Other Real Estate Property | X111 | May 25, 2007 | May 25, 2007 | Nov 30, 2011 |
| | BILLINGS, MT | CORPORATE AIR | $408,919 | BUREAU OF LAND MANAGEMENT | — | — | — | X111 | Aug 17, 2005 | Aug 1, 2005 | Aug 1, 2006 |
| | BILLINGS, MT | CORPORATE AIR | $409,954 | BUREAU OF LAND MANAGEMENT | — | — | — | X111 | Aug 1, 2004 | Aug 1, 2004 | Jul 31, 2006 |
| | HANGAR RENT | CORPORATE AIR | $1,200 | ANIMAL AND PLANT HEALTH INSPECTION SERVICE | — | — | 532490Other Commercial and Industrial Machinery and Equipment Rental and Leasing | 1730AIRCRAFT GROUND SERVICING EQUIPMENT | May 18, 2004 | May 18, 2004 | Sep 30, 2004 |
| | — | CORPORATE AIR | $0 | BUREAU OF LAND MANAGEMENT | — | — | 531130Lessors of Miniwarehouses and Self-Storage Units | X111 | Aug 15, 2003 | Aug 15, 2003 | Jul 15, 2006 |
| | — | CORPORATE AIR | $0 | BUREAU OF LAND MANAGEMENT | — | — | 531130Lessors of Miniwarehouses and Self-Storage Units | X111 | Oct 15, 2001 | Oct 15, 2001 | Jul 15, 2006 |
| | — | CORPORATE AIR | $0 | BUREAU OF LAND MANAGEMENT | — | — | 531130Lessors of Miniwarehouses and Self-Storage Units | X111 | Oct 15, 2000 | Oct 15, 2000 | Jul 15, 2002 |
| | — | CORPORATE AIR | $0 | DEFENSE LOGISTICS AGENCY | — | — | — | 9130LIQUID PROPELLANTS AND FUELS, PETROLEUM BASE | Feb 3, 2000 | Feb 3, 2000 | — |
| | — | CORPORATE AIR | $0 | BUREAU OF LAND MANAGEMENT | — | — | — | X111 | Oct 15, 1999 | Oct 15, 1999 | Jul 15, 2002 |
| | — | CORPORATE AIR | $0 | FOREST SERVICE | — | — | — | F003NATURAL RESOURCES/CONSERVATION- FOREST-RANGE FIRE SUPPRESSION/PRESUPPRESSION | May 15, 1999 | May 15, 1999 | Sep 15, 1999 |
| | — | CORPORATE AIR | $0 | BUREAU OF LAND MANAGEMENT | — | — | — | X111 | Aug 15, 1998 | Aug 15, 1998 | Jul 15, 2002 |
| | — | CORPORATE AIR | $0 | FEDERAL AVIATION ADMINISTRATION | — | — | — | U099EDUCATION/TRAINING- OTHER | May 15, 1998 | May 15, 1998 | Jun 15, 2000 |
| | — | CORPORATE AIR | $0 | DEFENSE LOGISTICS AGENCY | — | — | — | 9130LIQUID PROPELLANTS AND FUELS, PETROLEUM BASE | Jul 10, 1997 | Jul 10, 1997 | — |
| | — | CORPORATE AIR | $0 | BUREAU OF LAND MANAGEMENT | — | — | — | X111 | Aug 15, 1996 | Aug 15, 1996 | Jul 15, 1998 |
| | — | CORPORATE AIR | $0 | DEFENSE LOGISTICS AGENCY | — | — | — | 9130LIQUID PROPELLANTS AND FUELS, PETROLEUM BASE | Sep 15, 1995 | Sep 15, 1995 | Sep 15, 1997 |
| | — | CORPORATE AIR | $0 | FOREST SERVICE | — | — | — | F003NATURAL RESOURCES/CONSERVATION- FOREST-RANGE FIRE SUPPRESSION/PRESUPPRESSION | Apr 15, 1995 | Apr 15, 1995 | Apr 15, 1996 |
| | — | CORPORATE AIR | $0 | BUREAU OF LAND MANAGEMENT | — | — | — | X111 | Aug 15, 1994 | Aug 15, 1994 | Jul 15, 1997 |
| | — | CORPORATE AIR | $0 | FOREST SERVICE | — | — | — | F003NATURAL RESOURCES/CONSERVATION- FOREST-RANGE FIRE SUPPRESSION/PRESUPPRESSION | Apr 15, 1994 | Apr 15, 1994 | Apr 15, 1995 |
| | — | CORPORATE AIR | $0 | DEFENSE LOGISTICS AGENCY | — | — | — | 9130LIQUID PROPELLANTS AND FUELS, PETROLEUM BASE | Mar 15, 1994 | Mar 15, 1994 | Sep 15, 1995 |
| | — | CORPORATE AIR | $0 | DEFENSE LOGISTICS AGENCY | — | — | — | 9130LIQUID PROPELLANTS AND FUELS, PETROLEUM BASE | Feb 15, 1994 | Feb 15, 1994 | Sep 15, 1995 |
| | — | CORPORATE AIR | $0 | FOREST SERVICE | — | — | — | F003NATURAL RESOURCES/CONSERVATION- FOREST-RANGE FIRE SUPPRESSION/PRESUPPRESSION | Apr 15, 1993 | Apr 15, 1993 | Apr 15, 1994 |
| | — | CORPORATE AIR | $0 | FOREST SERVICE | — | — | — | F003NATURAL RESOURCES/CONSERVATION- FOREST-RANGE FIRE SUPPRESSION/PRESUPPRESSION | Apr 15, 1993 | Apr 15, 1993 | Apr 15, 1994 |
| | — | CORPORATE AIR | $0 | FEDERAL AVIATION ADMINISTRATION | — | — | — | U099EDUCATION/TRAINING- OTHER | Mar 15, 1993 | Mar 15, 1993 | Mar 15, 1994 |