Bayer Chemical Park Leverkusen is one of four chemical manufacturingcomplexes in Germany that Bayer Industry Services Bayer Chemical Park Leverkusen in Germany is a city-within-a-city. Self-contained, yet integrated into the life and fabric of Leverkusen, the 4 km2 (43,100 ft²) complex is home to nearly 30,000 employees in almost 630 buildings. GmbH & Co. OHG (BIS) provides to companies for chemical and chemical-related businesses. It gives these customers ready-to-use industrial and commercial installations, a complete and efficientchemicals infrastructure, customised services and reliable manufacturing conditions. Using BIS’s full range of services allows customers of the park to focus on their core business, optimize synergies and capitalize on added value.