Crystal Creamery, Modesto, Calif., said its board of directors appointed Dennis Roberts, vice president of sales and marketing for the dairy company from 2014 through 2018, as the president and CEO.

Zimmer helped found Caloris in 2006; she will retain her seat on the company’s board.

Nick Hampton begins the role of chief executive on April 1.

ADM named new presidents for its Wild Flavors and SCI businesses, plus more promotions from other suppliers.

DDW and Separators Inc. both name new presidents, plus other new hires and people moves among dairy suppliers.

The international Industria Macchine Automatiche (IMA) in Bologna, Italy, acquired the operating business of Oystar Group. In the United States, Oystar Group's subsidiaries...