Born as a Rotterdammer, Ad Timmermans (1940) studied at the Academy of Visual Arts in Rotterdam (monumental art). He works both spatially and on a flat surface. Since the seventies his work has been exhibited at home and abroad. His work is part of collections of various museums, including Museum Boijmans van Beuningen Rotterdam, Stedelijk Museum Schiedam, Museum Princessehof Leeuwarden, Museum of Modern Art Pennsylvania (USA) and the Museum van Trondheim (Norway).
His work can also be seen in public space. In 2012 a bronze statue was unveiled for Barendrecht Station by Minister Eurlings on the occasion of the opening of the new station. On the estate "Het Buitenland" near gallery Bergarde (Municipality of Zwijndrecht) a number of statues of him can be seen.
In addition to his artistic practice, Ad Timmermans worked as a teacher (part-time) in visual education until 1998. (Rotterdam University) His studio (SKAR) is still located today. in Rotterdam Noord (zie foto)