 Despite the successes in rowing and in the Laser Radial Witteveen decided to sail with Lisa Westerhof in the 470 and aim for qualification for the 2008 Summer Olympics in Beijing.This did not turn out to be a success.In 2007 a team was formed of nine sailors, (among them were Mandy Mulder, Annemieke Bes, Merel Witteveen, Renée Groeneveld, Marije Faber, Marije Kampen and Brechtje van der Werf), that aimed and qualify for the Olympics in the Yngling.