PLC Holding is comprised of Elmetherm, Elino, Wistra, Wisconsin Oven Corporation, and Mecarom Dotcom LTD. The group has a worldwide presence with offices located in the United States, Germany, France, Romania, India, and China. PLC Holding provides products and services for a range of industries that utilize heat processing equipment. Their target markets include automotive, aerospace, electronics, chemical, technical ceramics, porcelain, automation, refractory materials, and powder metallurgy.

PLC Holding provides customers in these markets with engineering and manufacturing for material handling systems, automation systems, heat treating industrial ovens and furnaces. The combined experience and knowledge of the group allows all companies within PLC Holding to provide their customers with a broad range of innovative solutions for their process requirements.