Joop Carp studied law at the Leiden University. Het graduated in 1921. Shortly after that he became vice-president of Fokker Aircraft. Here he was involved in the development of the first large commercial aircraft.
Later Carp became more involved with the exploitation of important inventions like the 'Oertz-rudder', de 'Frigoplate' en de 'Frost-O-Matic Ice Cream Vending Machine'. In 1926 he opend his own office in New York City. Later he emigrated to South Africa.