| Airframe History: | ||
| Date: | Tailnumber: | Owner / Operator: |
| FEB 2014 | N274Z | Sikorsky Aircraft Corporation, Stratford, Connecticut |
| MAR 2015 | N274Z | Petroleum Helicopters Inc, Lafayette, Louisiana |
| JUL 2015 | N950PH | Petroleum Helicopters Inc, Lafayette, Louisiana |
| SEP 2015 | N950PH | Wilmington Trust Company, Wilmington, Delaware |