DGX vs ENTG Comparison

Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the US. The company generates over 97% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,400 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk-assessment services, and information technology solutions.

Entegris is a leading supplier of purification solutions and advanced materials. The vast majority of sales are to the semiconductor industry. The majority of revenue comes from semiconductor fabricators, but the company sells to all areas of the semiconductor manufacturing supply chain including equipment and engineering, chemicals and materials, and distributors. Entegris specializes in materials science and materials purity, both of which are crucial in the semiconductor manufacturing process.