| N1039L | 0000 Quad City Ultralight Acft Corp CHALLENGER 2-PSTD | 1 | 2 | Eclectic AL |
| N138NA | 2000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Belvidere IL |
| N146SE | 0000 Quad City Ultralight Acft Corp CHALLENGER | 1 | 1 | Pelham NH |
| N1516L | 1997 Quad City Ultralight Acft Corp CH II | 1 | 2 | Park Ridge IL |
| N154MB | 1995 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Belvidere IL |
| N171DP | 1994 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Petersburg PA |
| N1847C | 2008 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Dartmouth MA |
| N184A | 2007 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Marshall IL |
| N1941B | 1995 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Angwin CA |
| N1962C | 0000 Quad City Ultralight Acft Corp CHALLENGER II SPEC | 1 | 2 | Attica IN |
| N197AB | 2000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Omaha NE |
| N1987D | 2002 Quad City Ultralight Acft Corp CHALLENGER SPECIAL | 1 | 1 | Mckinney TX |
| N204AJ | 1997 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Pensacola FL |
| N204PK | 1996 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | El Dorado KS |
| N2096Q | 1994 Quad City Ultralight Acft Corp CHALLENGER I LW | 1 | 1 | Charleston SC |
| N210UL | 0000 Quad City Ultralight Acft Corp CHALLENGER II LW | 1 | 2 | Harvel IL |
| N2498A | 1996 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Atlanta IN |
| N2542A | 1992 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Arcadia FL |
| N2550E | 2005 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Bristol VA |
| N2551Y | 2001 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Joseph OR |
| N2552U | 2002 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Middletown NJ |
| N2563R | 1998 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Seffner FL |
| N25668 | 1997 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Weatherford TX |
| N2640T | 2002 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Phenix City AL |
| N264RS | 1996 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Dandridge TN |
| N2679P | 1996 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Lewiston ID |
| N2723A | 1988 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Silvis IL |
| N2785A | 1993 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Cinnaminson NJ |
| N293JP | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Lawton OK |
| N2948A | 1995 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Memphis IN |
| N300TR | 0000 Quad City Ultralight Acft Corp CHALLENGER | 1 | 1 | Shelbyville IN |
| N31775 | 1998 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Lewiston ID |
| N3216W | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Fort Myers FL |
| N326D | 2006 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Supply NC |
| N3507W | 0000 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Fort Worth TX |
| N361ST | 1990 Quad City Ultralight Acft Corp CH II LONGWING | 1 | 2 | Biloxi MS |
| N3873U | 1993 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Bois D Arc MO |
| N4162P | 0000 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | South Boston VA |
| N416B | 2007 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Iron City GA |
| N426LC | 2001 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Roswell NM |
| N4289M | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Hereford AZ |
| N4292G | 2001 Quad City Ultralight Acft Corp CHALLENGER SPECIAL | 1 | 1 | Aberdeen SD |
| N4378A | 1991 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Morgan VT |
| N437RS | 1992 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Sandusky OH |
| N43850 | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Lexington OH |
| N43881 | 1996 Quad City Ultralight Acft Corp CHALLENGER 1 | 1 | 1 | Des Moines IA |
| N4404H | 1998 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Knoxville TN |
| N4433H | 1996 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Oregon City OR |
| N4499G | 0000 Quad City Ultralight Acft Corp LIGHT SPORT SPECIAL | 1 | 2 | Wichita KS |
| N4521G | 0000 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Fayetteville NC |
| N4739A | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Picayune MS |
| N484CB | 1995 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Trafalsar IN |
| N4870F | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Rigby ID |
| N5119V | 2006 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Abingdon VA |
| N5137T | 1994 Quad City Ultralight Acft Corp CHALLENGER LW1 | 1 | 1 | New Albany IN |
| N5142F | 1996 Quad City Ultralight Acft Corp CHALLENGER II SPEC | 1 | 2 | Prairie Du Rocher IL |
| N51884 | 1996 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Independence KY |
| N522PE | 2005 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Kansas City MO |
| N523SD | 0000 Quad City Ultralight Acft Corp CH II LONGWING | 1 | 2 | Prosser WA |
| N5303A | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Houston TX |
| N5424G | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Covington LA |
| N5503Z | 1996 Quad City Ultralight Acft Corp CHALLENGER SINGLE | 1 | 1 | Broken Arrow OK |
| N5615U | 2004 Quad City Ultralight Acft Corp CHALLENGER | 1 | 1 | Wiggins MS |
| N56672 | 2006 Quad City Ultralight Acft Corp CHALLENGER | 1 | 1 | Paris TN |
| N56906 | 2004 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Rochester IN |
| N56968 | 1994 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Jewett City CT |
| N574LT | 1997 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Syracuse IN |
| N5QC | 0000 Quad City Ultralight Acft Corp CHALLENGER II SPEC | 1 | 2 | Moline IL |
| N6066 | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Maspeth NY |
| N61086 | 1998 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | New Braunfels TX |
| N61090 | 2007 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Birch Run MI |
| N6109Z | 2005 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Ogallala NE |
| N6124A | 1992 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Temple TX |
| N61439 | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Whittier NC |
| N61515 | 2001 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Whittier NC |
| N61708 | 1988 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Halsey OR |
| N626KW | 1996 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Woodstock GA |
| N628JT | 0000 Quad City Ultralight Acft Corp CHALLENGER II LT SPT | 1 | 2 | Clackamas OR |
| N640RS | 1987 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Larned KS |
| N6533R | 1987 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Arnaudville LA |
| N6555H | 1999 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Conway MA |
| N65763 | 1994 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Three Rivers MI |
| N717WW | 2006 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Gettysburg PA |
| N740AB | 2005 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Etowah TN |
| N740WB | 2008 Quad City Ultralight Acft Corp CHALLENGER 1 | 1 | 1 | Cambridge MA |
| N742HG | 2007 Quad City Ultralight Acft Corp CHALLENGER CHII | 1 | 2 | Washington NC |
| N75414 | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Houston AK |
| N75768 | 1998 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Tioga WV |
| N7999C | 1999 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Lodi CA |
| N8560H | 2004 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Lewiston ID |
| N86147 | 2003 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Trumann AR |
| N864RC | 1999 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Middlesboro KY |
| N8845C | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Mesa AZ |
| N911UL | 1992 Quad City Ultralight Acft Corp CHALLENGER I | 1 | 1 | Foxworth MS |
| N9237E | 1992 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Cantonment FL |
| N9237N | 1991 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Mount Dora FL |
| N929JL | 2002 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Apollo Beach FL |
| N933DW | 1999 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Keystone Heights FL |
| N94630 | 2002 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Dandridge TN |
| N9508G | 0000 Quad City Ultralight Acft Corp CHALLENGER II | 1 | 2 | Carrollton GA |