Kemin Foods, Des Moines, IA, has made several additions to its staff. Ron Thielenhause has been named director of operations. Mr. Thielenhause had previously been a plant manager for Baxter Healthcare. Beth Thompson has been appointed global regulatory affairs manager. Most recently, Ms. Thompson served as manager of quality assurance and regulatory affairs for Novartis-Gerber Products. Lastly, Richard Roberts has been named technical service manager, personal care and cosmetics. Previously, Mr. Roberts ran a consultant firm that assisted companies with issues involving all aspects of the development and launch of products.