Sumner Appointed Managing Director at Rockwood


Princeton, NJ-based Rockwood Specialties, Inc. announced the appointment of Vernon S. Sumner to the position of managing director of the specialty producer’s clay-based additives division. Mr. Sumner will also serve as president of Southern Clay Products, Inc., Rockwood’s U.S.-based rheologicals manufacturer. His responsibilities will include managing the company’s clay-based additives businesses, including Southern Clay Products, Inc., Rockwood Additives Ltd. and Rockwood Specialties Pte Ltd. Mr. Sumner joins Rockwood from Air Products and Chemicals, Inc., where he served in several executive roles during his 27 years there.