| Airframe History: | ||
| Date: | Tailnumber: | Owner / Operator: |
| 20 FEB 2014 | N251Z | Sikorsky Aircraft Corporation, Stratford, Connecticut |
| 25 AUG 2014 | N251Z | Aircraft MSN 920251 Trust, Wilmington, Delaware |
| 01 MAY 2015 | N251Z | regi canx, exported to United Kingdom |
| 05 MAY 2015 | G-MCGK | Maritime and Coastguard Agency, Bristow Helicopters Ltd, Aberdeen-Dyce, Scotland |