Built 2015, test registration N273MM. Two of RACQ LifeFlight's five AW139 are under contract with a consortium of gas companies (Arrow Energy, Origin Energy, Queensland Gas Company and Santos) for the Surat Gas Aeromedical Service (SGAS), hence the various stickers all over this aicraft. The one pictured here is based in Toowoomba operating as RSCU588, the other one is stationed in Roma. As such, the two helicopters are on stand-by 24/7 for the oil companies, and are usually not available for the general public.