Tjerk de Ruiter is Chief Executive Officer of Corbion. Before joining Corbion he was CEO and President of LS9, an industrial biotechnology company based in San Francisco USA which was later sold to a US biodiesel company, Renewable Energy Group (REG). Mr. De Ruiter spent twelve years at Danisco where he served as the CEO of the Genencor division, a leading industrial biotechnology company, and a member of the Danisco Executive Committee. Previously, Mr. De Ruiter spent eleven years with Quest International. Mr. de Ruiter received his Bachelor's degree in Business Administration from the University Nijenrode in Breukelen, Netherlands and his Masters of International Management from the American Graduate School of International Management, Thunderbird.