Based aircraft download:

Based aircraft list

Heli Air based/semi-based aircraft, not on the above lists (Sep 2017)

G-CHOP

Bell 47G

G-BMIZ Robinson R22
G-BRWD Robinson R22

G-JHEW

Robinson R22

G-JNSH Robinson R22
G-NJSH Robinson R22
G-OEAT Robinson R22
G-ORMB Robinson R22
G-TILE Robinson R22
G-TOSH Robinson R22
G-TUNE Robinson R22
G-VVBE Robinson R22
G-WINR Robinson R22
G-WRWR Robinson R22
G-ZAPY Robinson R22

G-CGNE

Robinson R44

G-DRIV Robinson R44
G-EWAD Robinson R44
G-HGRB Robinson R44

G-ORBK

Robinson R44

G-RAVN Robinson R44

G-SPTR

Robinson R44

G-TWTR Robinson R44
G-CIZG Robinson R66
G-JSAW Robinson R66
G-OHAS Robinson R66
G-LROK Robinson R66
G-RMAR Robinson R66
G-TRON Robinson R66
G-PIPB AS355 Twin Squirrel

G-NEWZ

BELL 206B Jet Ranger