Mokrynski & Associates Inc., Hackensack, NJ, in December was named list manager of SDV Vitamins, which offers vitamin supplements including minerals, herbal formulas, health and beauty items, weight management and digestive aids. Most buyers are between 55 and 65 years old and spend $40 to $45 per order. The file will be updated quarterly. Other lists include Ducks Unlimited Catalog whose buyer's average age is 42 with a household income of $60,000; and Colorful Characters, whose buyers are 95 percent female and interested in animated character theme merchandise.
