Piet Mobach (1938-1987) studied photography and graphic design at the Royal Academy in The Hague. After his exams he started working with Rokus and Corry. Piet, Corry's brother, was a photographer, it was his passion, his life. As photographer and designer he was involved in many projects for various clients.

The atelier in the Nansenstraat had an open space which made it possible to have large lamps, flash and cameras. Here Piet made photos of the newest toy models as well of many products for other clients.

In 1969 Piet won the European Kodak Photography Prize.