Cheese, snack, sauce and ingredients processor Sargento Foods Inc., Plymouth, Wis., announced several  research and development appointments.

Craig Hackl was promoted to technology principal, responsible for advancing technical issues and external technologies for the company's R&D team.

Mihir Sainani was promoted to senior research scientist, responsible for product development and problem solving in support of new business development.

Paul Groth was promoted to research and development manager and will assume greater management responsibility with the R&D team.