Total financing surpasses $10 million, with additional support from American Financial Group, Advantage Capital and TechGROWTH Ohio ATHENS, Ohio, December 21, 2018-- Global Cooling Inc., developer and manufacturer of Stirling Ultracold ultra-low temperature (ULT) freezers featuring the innovative free-piston Stirling engine cooling system, today announced it has secured Series B funding, led by Ohio Innovation Fund (OIF). Stirling Ultracold will use the investment for new product development and working capital as the company grows toward $100 million in revenue. Ohio Innovation Fund led the equity round of funding, with additional support from American Financial Group, Advantage Capital, and TechGROWTH Ohio.