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Merck & Co.
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Merck & Co.'s Number of Employees (2016 - 2025)

  • The employee count remained unchanged from 75,000 (in 2024) to 75,000 (in 2025).

    • Over the past 10 years (2016 - 2025):
  • The highest number of employees at Merck & Co. was 75,000 in fiscal year 2024.
  • The lowest number of employees was 68,000 in fiscal year 2021.
  • The average number of employees was 71,000.

    • Learn more about Merck & Co.'s Revenue by Segment and Revenue by Region.

    Check out competitors to Merck & Co. in a side-by-side comparison.

    Explore additional financial metrics for Merck & Co..


    Definition of employee :
  • An Employee is any individual who renders service to the business as per the mutual agreement in exchange for a fixed remuneration. Refer to our glossary for more details, examples, and formulas.
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Merck & Co.'s Employees Trend

2025

Merck & Co.'s number of employees was 75,000 in fiscal year 2025.

2024

Merck & Co.'s number of employees was 75,000 in fiscal year 2024.

2023

Merck & Co.'s number of employees was 72,000 in fiscal year 2023.

2022

Merck & Co.'s number of employees was 69,000 in fiscal year 2022.

2021

Merck & Co.'s number of employees was 68,000 in fiscal year 2021.

2020

Merck & Co.'s number of employees was 74,000 in fiscal year 2020.

2019

Merck & Co.'s number of employees was 71,000 in fiscal year 2019.

2018

Merck & Co.'s number of employees was 69,000 in fiscal year 2018.

2017

Merck & Co.'s number of employees was 69,000 in fiscal year 2017.

2016

Merck & Co.'s number of employees was 68,000 in fiscal year 2016.

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Merck & Co.'s Employees (Year-over-Year Change)

2025

Merck & Co.'s number of employees remained unchanged during fiscal year 2025 compared to 2024.
It represents no change in employees from 75,000 (in 2024) to 75,000 (in 2025).

2024

Merck & Co.'s number of employees increased 4.17 % during fiscal year 2024 compared to 2023.
It represents a increase of 3,000 employees from 72,000 (in 2023) to 75,000 (in 2024).

2023

Merck & Co.'s number of employees increased 4.35 % during fiscal year 2023 compared to 2022.
It represents a increase of 3,000 employees from 69,000 (in 2022) to 72,000 (in 2023).

2022

Merck & Co.'s number of employees increased 1.47 % during fiscal year 2022 compared to 2021.
It represents a increase of 1,000 employees from 68,000 (in 2021) to 69,000 (in 2022).

2021

Merck & Co.'s number of employees decreased -8.11 % during fiscal year 2021 compared to 2020.
It represents a decline of 6,000 employees from 74,000 (in 2020) to 68,000 (in 2021).

2020

Merck & Co.'s number of employees increased 4.23 % during fiscal year 2020 compared to 2019.
It represents a increase of 3,000 employees from 71,000 (in 2019) to 74,000 (in 2020).

2019

Merck & Co.'s number of employees increased 2.9 % during fiscal year 2019 compared to 2018.
It represents a increase of 2,000 employees from 69,000 (in 2018) to 71,000 (in 2019).

2018

Merck & Co.'s number of employees remained unchanged during fiscal year 2018 compared to 2017.
It represents no change in employees from 69,000 (in 2017) to 69,000 (in 2018).

2017

Merck & Co.'s number of employees increased 1.47 % during fiscal year 2017 compared to 2016.
It represents a increase of 1,000 employees from 68,000 (in 2016) to 69,000 (in 2017).

2016

Merck & Co.'s number of employees remained unchanged during fiscal year 2016 compared to 2015.
It represents no change in employees from 68,000 (in 2015) to 68,000 (in 2016).

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Merck & Co. Employee Count History

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Period Employees Year-over-Year Change
2025 75,000 0 0%
2024 75,000 3,000 4.17%
2023 72,000 3,000 4.35%
2022 69,000 1,000 1.47%
2021 68,000 -6,000 8.11%
2020 74,000 3,000 4.23%
2019 71,000 2,000 2.9%
2018 69,000 0 0%
2017 69,000 1,000 1.47%
2016 68,000 0 0%

Frequently Asked Questions

How many employees does Merck & Co. have?

In the fiscal year 2025, Merck & Co.'s number of employees was 75,000.

What was the annual change in Merck & Co.'s number of employees?

Merck & Co.'s number of employees remained unchanged during fiscal year 2025 compared to 2024.

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