Established in 1995 as Global Cooling Inc., Stirling Ultracold is an Athens, Ohio manufacturer known for bringing free-piston Stirling engine technology to laboratory cold storage. Its 50,000-square-foot facility builds the company’s free-piston engines and ultra-low-temperature freezers for life-science and clinical research customers worldwide.
ENERGY STAR®
certification
Sunpower, IncAthens, Ohio’s Sunpower traces its roots to 1974, when Ohio University professor William Beale founded the company to advance the free-piston Stirling engine he had developed in the early 1960s. Now part of AMETEK, Sunpower remains known for this specialized technology, applying it to CryoTel® cryocoolers and related engineering work from its 40,000-square-foot facility.ATHENS, OH
So-Low Environmental Equipment CoFrom a Cincinnati home garage in 1959, So-Low Environmental Equipment Co. has grown into an American manufacturer of ultra-low-temperature freezers and medical-grade laboratory refrigeration equipment. Its Cincinnati factory serves research, medical and industrial organizations with U.S.-made cold-storage systems, including specialized units for flammable materials and hazardous locations. So-Low also emphasizes personal support, with live customer service and in-house parts and service assistance throughout a freezer’s life cycle.CINCINNATI, OH
SHI Cryogenics GroupCreated in 2002 when Sumitomo Heavy Industries acquired IGC-APD Cryogenics, SHI Cryogenics Group is a global manufacturer built around more than half a century of cryogenic expertise. Its equipment supports medical technology, semiconductor production and research, with manufacturing and R&D facilities in Japan, Pennsylvania and the Philippines.PA, PA