Fischer Brot GmbH operates as a large-scale bakery at its Linz site, producing bread and baked goods—primarily Kaiser roll cubes and breadcrumbs—and supplying the Austrian food retail sector, including Hofer, Spar, and Rewe. The ovens run in a multi-shift operation and are among the company’s largest energy consumers. A PV system with 349.88 kWp is installed at the site.