A list of aircraft operators that have that have suffered an accident, serious incident or hijacking. The list may also contain defunct airlines or airlines that in the meantime have changed their name or have merged.

Airlines:
Air Slovakia
AirExplore (SlovExplore until 2010)
Go2Sky
Seagle Air
Slov-Air
Tatra Jet

Military:
Slovak Air Force

Special operations (survey, crop spraying etc.):
Dubnica Air