Test reg N239BV before delivery to British Airways Helicopters as G-BISP in 1981. To Columbia Helicopters as N239CH in 1989. Reregistered as C-GHFP in 1993 then back to N239CH in 1994 then C-FHFJ in 1999, N239CH in 2000, P2-CHK in 2010 and N239CH in 2017. Current on the register in 2024.