2024 Back DELIVERY OF THE FIRST BULGARIAN HEMS HELICOPTER, Sofia airport, 01.02.2024 A first AW 109 Trekker for the newly established Helicopter Emergency Medical Services (HEMS) was delivered on 01.02.2024 at Sofia airport. This is the first out of six AW 109 Trekker ordered from the Bulgarian government company. Initially the helicopter will operate from Border police's airbase located in the north side of Sofia airport.See more : Sofia international airport in 2023 , Sofia international airport in 2024