INVISTA Specialty Intermediates, formerly DuPont Textiles and Intermediates, appointed a leadership team for its DBE specialty esters business, a supplier of dibasic esters used in coatings and other products. The team, based in Wilmington, DE, is headed by Business Director Nadine deVries, who has overall responsibility for the North American DBE business. She joined DuPont in 1992 and has held various positions in the company's nylon and specialty-chemicals businesses. Also named to the team were Product and Marketing Manager Melinda Burn, Senior Account Manager Mark Myers, Distribution Manager Jenna Ngian, and Regulatory Compliance Manager Kathleen O'Keefe. Myers is responsible for direct DBE sales in North America, and Ngian is responsible for coordinating distributor sales in the United States.