PORTAGE – Fronius USA has announced that it plans to move into its new North American headquarters at Ameriplex at the Port by the end of this year.

Holladay Construction Group is constructing a 20,000-square-foot office and building a welding shop for Fronius, which is based in Austria. Fronius will move into a 400,000-squar-foot building in the complex off Interstate 94.

The company manufactures solar energy components.