World Top 100 Health Care Diagnostics Companies List by Market Cap as of August 2026

DEXCOM manufactures Medical equipment related to Continuous glucouse monitoring systems for diabetes. Headquarters is in California, USA.DexCom is a medical device company, focuses on the design, development, and commercialization of continuous glucose monitoring systems for ambulatory use by people with diabetes, and for use by healthcare providers in the hospital for the treatment of both diabetic and non-diabetic patients.

DEXCOM annual revenue generated for period ending Dec-2021 was 2,448 million USD.

Illuminia is a Biotechnology company with headquarters is in USA. Illuminia is a global leader in genomics – an industry at the intersection of biology and technology. Illuminia enables their customers to read and understand genetic variations. Illuminia Genetic Solutions helping to treat patients which are not possible a few years back.

As on 2022, Illuminia has 10,200 employees.

Illuminia annual revenue generated for period ending Dec-2022 was 4,584 million USD.

Mettler-Toledo International manufactures technology products, precision instruments and services for many applications in research and development, quality, production, logistics and retail to customers around the world. Headquarters is in Ohio, USA.

As on 2022, Mettler-Toledo International has 18,000 employees.

Mettler-Toledo International annual revenue generated for period ending Dec-2022 was 3,919 million USD.

PHILIPS is Electronics manufacturing and Technology company with headquarters is in Amsterdam, Netherlands.

QUEST DIAGNOSTICS provides diagnostics, research and testing laboratory services related to healthcare industry. Headquarters is in New Jersey, USA. It is derived from the world's largest database of clinical lab results, their diagnostic insights reveal new avenues to identify and treat disease, inspire healthy behaviors and improve health care management.

Quest Diagnostics total number of employees in 2022 was 49,000.

QUEST DIAGNOSTICS annual revenue generated for period ending Dec-2022 was 9,883 million USD.

Health care diagnostics company with headquarters is in North Carlina, USA.]

As on 2022, LABORATORY CORPORATION OF AMERICA HOLDINGS has 80,000 employees.

LABORATORY CORPORATION OF AMERICA HOLDINGS annual revenue generated for period ending Dec-2022 was 14,876 million USD.

LABORATORY CORPORATION OF AMERICA HOLDINGS annual net income generated for period ending Dec-2022 was 1,279 million USD.

GUARDANT HEALTH is Healthcare sector company related to research related to Cancer treatment. Headquarters is in California, USA.

Healthcare company related to Cancer treatment. Headquarters is in Wisconsin, USA.

Medpace Holdings clinical research, therapeutic and specialty areas are autoimmune diseases, cardiovascular, endocrine and metabolic, hematology and oncology, infectious diseases and vaccines, nephrology, neuroscience, pediatrics, rare disease and orphan indications and advanced therapies. The headquarters is in USA.

Healthcare company related to diagnostics and testing laboratories opearating company related to Pharmaceuticals and Agro Products. Headquarters is in Luxembourg.