After his retirement Piquet developed a successful satellite navigation company which helped him finance the career of his son, Nelson Piquet, Jr. and now finances the career of the younger Pedro Piquet.
Logo da súa retirada Piquet desenvolveu unha exitosa empresa de navegación por satélite, que lle axudou a financiar a carreira do seu fillo, Nelson Piquet Jr. e agora financia a carreira de Pedro Piquet.