Founded in 1969, M&M is well-known throughout the industry for its design and fabrication of industrial refrigeration systems across many applications, including cold storage, food processing, ice rinks, and ground freezing. M&M has developed a global installed base of industrial refrigeration systems and is acknowledged for being the first company in the U.S. to implement CO2-cascade refrigeration systems. Our Carnot brand was founded in 2008 as an OEM with a focus on sustainable and environmentally friendly refrigerants. Carnot pioneered the use of CO2 transcritical refrigeration in North America for commercial and industrial applications including data centers, food processing facilities, cold-storage warehouses, supermarkets, ice rinks, and several other industrial applications. We are a global leader in industrial-scale Natural Refrigerant Solutions.