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.”


For more than 130 years, Merck (known as MSD outside of the U.S. and Canada) has been inventing for life, bringing forward medicines and vaccines for many of the world’s most challenging diseases in pursuit of our mission to save and improve lives. We demonstrate our commitment to patients and population health by increasing access to health care through far-reaching policies, programs and partnerships. 

Today, we continue to be at the forefront of research to prevent and treat diseases that threaten people and animals – including cancer, infectious diseases, such as HIV and Ebola, and emerging animal diseases.


Approximately 74,000 (as of Dec. 31, 2020)


Kenilworth, New Jersey


Animal Health

2020 Revenue

$48.0 billion

2020 Revenues

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

$21.0 BUnited States
$13.6 BEurope, Middle East and Africa
$ 3.6 BChina
$ 3.4 BJapan
$ 2.9 BAsia Pacific (other than Japan and China)
$ 2.3 BLatin America
$ 1.2 BOther

2020 R&D Expenses

$13.6 billion


Merck is a global healthcare 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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