Pro Chiller Systems, Inc. is a leading manufacturer of glycol chiller systems designed for the dairy, craft beverage, and food processing industries. Founded in 1990 by Jim VanderGiessen, Sr., the company quickly became the go-to supplier for cooling solutions in the U.S. dairy industry. Pro Chiller continues to innovate with environmentally conscious refrigeration solutions, such as their PROGreen CO2-based chillers, designed to reduce energy consumption and environmental impact.