Cincinnati Sub-Zero
Machinery ManufacturingOhio, United States51-200 Employees
Cincinnati Sub-Zero designs and manufactures environmental test chambers that replicate conditions such as temperature, humidity, vibration, and altitude to support product validation. Based in Cincinnati, Ohio, the company serves diverse sectors including electronics, transportation, aerospace, defense, medical, and energy, helping manufacturers ensure safety and reliability. Founded in 1940, CSZ has evolved from supplying industrial freezers into advanced environmental simulation technology. In February 2019, CSZ joined the Weiss Technik North America group, a move that consolidated capabilities within the environmental testing solutions market. The company has earned a reputation for durable and reliable equipment across multiple industries worldwide.