DGX vs GFL Comparison

Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the US. The company generates over 95% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,300 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.

GFL Environmental Inc is an environmental services company. Its offerings include non-hazardous solid waste management, infrastructure, soil remediation, and liquid waste management services. Its solid waste management business line, which generates the majority of the revenue, consists of the collection, transportation, transfer, recycling, and disposal of non-hazardous solid waste. Its Environmental Services business line includes liquid waste and soil remediation. The company's geographical segments are Canada and the United States. The company derives the majority of its revenue from the United States.