Process-control systems and manufacturing execution systems (MES) for the food-and-beverage, brewery, dairy, pharmaceutical, and chemical industries, with flagship products Plant iT and brewmaxx, are the field ProLeiT leads. These PLC-based systems support controllers from Schneider Electric, Siemens, and Rockwell Automation and offer integrated process visualization, ISA-88-compliant batch systems, continuous recipe and material management, and standardized ERP interfaces under a 'parameterization instead of programming' philosophy. Founded in 1986 and headquartered in Herzogenaurach, Germany, ProLeiT has solutions in more than 2,000 production facilities across 110 countries, lifting efficiency, sustainability, and cybersecurity. Acquired by Schneider Electric in August 2020, it strengthens Schneider's EcoStruxure platform for consumer packaged goods, supports Industry 4.0 with innovations such as Plant iT V9.90 and real-time OEE/KPI visualization, and serves clients such as Warsteiner and Dr. C. SOLDAN.