American Vanguard Corp. announced that it had appointed Ad de Jong to the position of Managing Director of its subsidiary, AMVAC Netherlands BV. In his role as Managing Director of AMVAC BV, Mr. de Jong will be responsible for managing sales, marketing, finance, registration and supply chain relating to all ex-US sales of the company's products. Over the past year-and-a-half, Mr. de Jong worked as a consultant and managing director of Albaugh Europe. For the 23 years prior to that, he served in roles of increasing responsibility at Chemtura Corporation, culminating with the position of vice president Crop Protection for Europe/Middle East/Africa and Asia.