Who we are The parent of three separate divisions, Cincinnati Sub-Zero (CSZ) is a team of service-minded professionals and a leading manufacturer and provider of products for medical and industrial needs. The difference with CSZ - we put people first. That means that your questions and concerns are promptly addressed, orders are taken and processed in a timely and efficient manner and we are always looking to develop products that better suit your needs. For the healthcare industry we provide more than just patient temperature management , temperature control and therapy products. We provide support, convenience and security. Our environmental test chambers , whether purchased or located at our ESSC environmental testing laboratory , are state-of-the-art designs that carry out impeccably accurate testing procedures and provide results of the highest accuracy. Our service professionals have a superior level of expertise and training, and they are always working to service your exact needs.