The National Health Laboratory Service (NHLS) is the largest diagnostic pathology service in South Africa with the responsibility of supporting the national and provincial health departments in the delivery of healthcare. The NHLS provides laboratory and related public health services to over 80% of the population through a national network of laboratories.

As one of the major pathology laboratories operating right through Africa, Lancet Laboratories provides essential diagnostic and pathology supervision.

PathCare is a network of pathology laboratories that provide testing of patients' blood (or other specimens), primarily for medical diagnostic purposes.