There have been several helicopter upgrades since the formation of NEST in 1988, including a Bell 206B Jetranger, a Eurocopter Squirrel, and a MBB/Kawasaki BK 117.
Eurocopter AS350 | Eurocopter AS332 Super Puma | Eurocopter Tiger | Eurocopter Ecureuil | Eurocopter EC725 | Eurocopter EC135 | Eurocopter AS365 Dauphin |