| Airframe History: | ||
| Date: | Tailnumber: | Owner / Operator: |
| MAR 2010 | N142KT | Keystone Helicopter Corporation, Coatesville, Pennsylvania |
| JAN 2011 | N142KT | AAR Corporation / EP Aviation LLC, Wooddale, Illinois |
| JAN 2011 | N851AR | AAR Corporation / EP Aviation LLC, Wooddale, Illinois |
| NOV 2014 | N851AR | for sale by AAR Corporation, Wooddale, Illinois [ttaf:3500] & [por] |
| NOV 2016 | N851AR | for sale by SkyQuest International LLC, Winston-Salem, North Carolina [ttaf:3746] & [por] |
| JUL 2020 | N851AR | operating from Dar es Salaam, Tanzania |