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 46,000 employees worldwide
More than 10,000 employees engaged in research and development
Products marketed in approximately 105 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: 23.7%
R&D facilities located in 7 countries
Clinical research conducted in more than 55 countries
Manufacturing plants located in 9 countries, including the US, Ireland, Italy, France and Spain.
Our Employees
as of September 2024
46,240 employees worldwide
21,465 employees in the US
24,775 employees outside US
3,615 employees in Ireland (31 st March 2024)
Percentage of Lilly Ireland leadership positions occupied by women: 55% (31 st March 2024)
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
More than 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
Read More About Lilly in Ireland