"Aircompany "SIBIA" ltd (Общество с ограниченной ответственностью «Авиакомпания «СИБИА») is a Russian airline specialising in various forms of aerial work including crop-spraying, medical flights and search-and-rescue. It also provided charter passenger services. In 2007 it was taken over by ChelAvia who mainly deal with airline training/teaching and aircraft sales but who also provide aerial work themselves.