Helihub; Sid. That one is no longer white
Bleed-Air; Probably HA-PPC
This would be her at Garton, from this site
Alouettes & Lamas - Aviafora
SE313B Alouette II HA-PPC (cn 1500) as seen near Garton on the Wolds in May 2016
Seen wearing her former Army Air Corps colours and XP967 registration.
Full photo credit to original poster.