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

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

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

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