Chuck Kazen, joined Dunbar Systems Inc., Lemont, Ill., as sales engineering supervisor. Kazen began working in the baking industry more than 25 years ago as a mechanical engineer.

Greg Kreder joined D.D. Williamson as product development scientist for the Support Center in Louisville, Ky. The company also named Terry Risic product and quality coordinator at its natural coloring facility in Port Washington, Wis.