18 Dec 2013 --- D.D. Williamson (DDW) has announced the acquisition of the food coloring product line and related processing equipment from Danisco USA Inc., a part of DuPont Nutrition & Health since 2011. The transaction broadens DDW’s portfolio of natural color solutions for customers and positions DDW as the largest manufacturer of annatto-based food colorings in North America. The financial terms of this transaction were not disclosed.