Schremmer began his career designing white goods. In 1965, he was the President of the Society of Industrial Designers of Australia (SIDA). He established his own firm Paul Schremmer and Associates in 1967, later Schremmer Crick. He has designed for a number of firms including Ford Motor Company (1954-1955), Crown Corning, Primus, Crane, Metters, Kelvinator, Rheem and many others.