E&S People News: Structural Concepts, Star Holdings/Middleby, T&S Brass And Rep Greenwald

Here are new sales exec and manager appointments from three major companies:    –Structural Concepts, based in Muskegon, Mich., announced Dec. 1 that it has named Dennis Lock national account executive and Christopher Lustberg as national sales manager for the Eastern Region. Lock will work with regional and national foodservice and c-store chains. He was most recently…