Key Facts
Lilly at a Glance
Founded May 10, 1876
Headquarters located in Indianapolis, Indiana, U.S.A
Lilly introduced the world's first commercial insulin in 1923
More than 42,000 employees worldwide
Approximately 10,000 employees engaged in research and development
Products marketed in approximately 110 countries
Research & Development
R&D expenditure (2023) $9.3 billion
R&D as a percentage of sales: 27.3%
Percentage of total workforce engaged in R&D: 23.9%
R&D facilities located in 7 countries
Clinical research conducted in more than 55 countries
Manufacturing plants located in 7 countries, including the US, Ireland, Italy, France and Spain.
Our Employees
as of 31 December 2023
42,978 employees worldwide
19,876 employees in the US
23,102 employees outside US
3,000 employees in Ireland
Percentage of Lilly Ireland leadership positions occupied by women: 55%
Social Impact
Lilly employees, retirees and the Lilly Foundation contributed more than $12 million to United Way in 2022
Since 2009, Lilly has donated more than 5.2 million vials and cartridges of insulin through Life for a Child
200,000 people screened for breast and cervical cancer in Kenya through AMPATH partnership
Approximately 1 million employee volunteer hours through Lilly Global Day of Service since 2008
Cost of Pharmaceuticals
Average cost to discover and develop a new drug: $2.6 billion
Average length of time from discovery to patient: 10 years
Lilly in Ireland
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