thumb|AirQuarius (ZS-GAV) "Karen" Boeing 737-200.
AirQuarius Aviation was an airline based in Johannesburg, South Africa, operating chartered flights and aircraft leasing contracted by companies throughout Africa and Asia. The airline's base was at Lanseria Airport, Johannesburg.
History
AirQuarius Aviation (Pty) Ltd was established by Gavin Branson in 1997 and started operations in 2001, doing business as AirQuarius Air Charter. The name was changed to Branson Air (Pty) Ltd, doing business as AirQuarius in 2007. At one time, it had 120 employees. Other missions included UN flights into Afghanistan and Sudan.
In 2011, it was alleged that an air operating certificate was awarded to an AirQuarius Charters aircraft on the basis of an inspection form which the inspector said was not written or signed by him.
Fleet
AirQuarius operated Fokker 28,