| 1981- |
 State of California 412 |
| 1981- |
Air Logistics 412 |
| 1981- |
PHI Inc 412 |
| 1982- |
 Bahrain Police 412 |
| 1982- |
 PT Dirgantara Indonesia 412 |
| 1982- |
 Royal Thai Air Force 412 |
| 1984- |
 Bristow 412 |
| 1986- |
 Fuerza Aerea Hondureña 412 |
| 1987- |
 Luftforsvaret 412 |
| 1988- |
 Botswana Defence Force 412 |
| 1988- |
Tentara Nasional Indonesia Angkatan Darat 412 |
| 1988- |
 Ejercito de Venezuela 412 |
| 1989-2007 |
 Transportes Aereos Pegaso 412 |
| 1989-2005 |
 Aga Khan Foundation 412 |
| 1990- |
 Astinomia Kiprou 412 |
| 1990- |
 Fire and Disaster Management Agency 412 |
| 1991-2008 |
 HDM Flugservice 412 |
| 1991-2011 |
 Siły Powietrzne Rzeczypospolitej Polskiej 412 |
| 1991- |
United States Park Police 412 |
| 1992- |
 Slovenska Vojska 412 |
| 1995-2004 |
 Daily Air Corp 412 |
| 1997- |
 Global Vectra Helicorp 412 |
| 1998- |
 Armada Nacional de Colombia 412 |
| 1998- |
 Rotorsun 412 |
| 2003-2016 |
INAER 412 |
| 2005- |
 Korean National Police Agency 412 |
| 2014- |
Global Helicopter Service GmbH 412 |
| 2016- |
Babcock España 412 |
|
 Local Governments 412 |
|
Australian Helicopters 412 |
|
Australia Air Ambulances 412 |
|
Kestrel Aviation 412 |
|
 Líder Aviação 412 |
|
 Wildcat Helicopters 412 |
|
Canadian Ambulance Services 412 |
|
Agrarflug Helilift GmbH 412 |
|
Keisatsu-chō 412 |
|
Aero Asahi 412 |
|
ASESA 412 |
|
Heliservicio 412 |
|
Gobierno de Mexico 412 |
|
 Bristow Helicopters Nigeria 412 |
|
 Hevilift Ltd 412 |
|
 Gulf Helicopters 412 |
|
 Ultimate Heli 412 |
|
Pegasus Aero Group 412 |
|
Administraciones Locales 412 |
|
 Bristow Caribbean 412 |
|
Erickson 412 |
|
State of Tennessee 412 |
|
State of New York 412 |
|
Mercy Air 412 |
