 It was set up by Jorge and Alberto Márquez Vaesa, two brothers who had obtained the necessary financial and technical support through the ambassador of the United Kingdom to Uruguay at the time, Sir Eugen Millington-Drake.Millington-Drake wrote in his memoirs that he suggested the airline be named using a memorable acronym, taking SABENA as an example.It was then decided on "PLUNA", an acronym for "Primeras Líneas Uruguayas de Navegación Aérea" ().