Company fact sheet




The company is known as Merck in the U.S. and Canada. Everywhere else, we are known as MSD. Merck & Co., Inc. is the legal name and is listed on the New York Stock Exchange under the symbol “MRK.”


At Merck, known as MSD outside of the United States and Canada, we are unified around our purpose: We use the power of leading-edge science to save and improve lives around the world. For more than 130 years, we have brought hope to humanity through the development of important medicines and vaccines. We aspire to be the premier research-intensive biopharmaceutical company in the world — and today, we are at the forefront of research to deliver innovative health solutions that advance the prevention and treatment of diseases in people and animals. We foster a diverse and inclusive global workforce and operate responsibly every day to enable a safe, sustainable and healthy future for all people and communities.


Approximately 69,000 (as of Dec. 31, 2022)


Rahway, New Jersey


Animal Health

2022 Revenue

$59.3 billion

2022 Revenues

(by geographic area, including pharmaceutical and animal health revenue)

$27.2 B United States
$14.5 B Europe, Middle East and Africa
$ 5.2 B China
$ 3.6 B Japan
$ 3.6 B Asia Pacific (other than Japan and China)
$ 2.6 B Latin America
$ 2.6 B Other

2022 R&D Expenses

$13.5 billion


Merck is a global health care company that delivers innovative health solutions through its prescription medicines, vaccines, biologic therapies, and animal health products.

View the list of products marketed in the U.S.


Merck has a robust pipeline, with a wide range of product candidates across each phase of development.

View the pipeline .

Senior leadership

Robert M. Davis, chief executive officer and president.

View the list of executive committee members.

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