Gartner's Number of Employees

  • In fiscal year 2025, the total number of employees at Gartner was 21,044. The employee count increased by 807 from 20,237 (in 2024) to 21,044 (in 2025). It represents a 3.99% year-over-year growth.

  • Over the past 10 years (2016-2025):
  • The highest number of employees at Gartner was 21,044 in fiscal year 2025.
  • The lowest number of employees was 7,834 in fiscal year 2016.
  • The average number of employees was 15,666.

  • Learn more about Gartner's Revenue by Segment and Revenue by Region.

    Check out competitors to Gartner in a side-by-side comparison.

    Explore additional financial metrics for Gartner.


    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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2025

Gartner's number of employees was 21,044 in fiscal year 2025.

2024

Gartner's number of employees was 20,237 in fiscal year 2024.

2023

Gartner's number of employees was 19,500 in fiscal year 2023.

2022

Gartner's number of employees was 16,600 in fiscal year 2022.

2021

Gartner's number of employees was 15,600 in fiscal year 2021.

2020

Gartner's number of employees was 16,724 in fiscal year 2020.

2019

Gartner's number of employees was 15,173 in fiscal year 2019.

2018

Gartner's number of employees was 15,131 in fiscal year 2018.

2017

Gartner's number of employees was 8,813 in fiscal year 2017.

2016

Gartner's number of employees was 7,834 in fiscal year 2016.

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2025

Gartner's number of employees increased 3.99 % during fiscal year 2025 compared to 2024.
It represents a increase of 807 employees from 20,237 (in 2024) to 21,044 (in 2025).

2024

Gartner's number of employees increased 3.78 % during fiscal year 2024 compared to 2023.
It represents a increase of 737 employees from 19,500 (in 2023) to 20,237 (in 2024).

2023

Gartner's number of employees increased 17.47 % during fiscal year 2023 compared to 2022.
It represents a increase of 2,900 employees from 16,600 (in 2022) to 19,500 (in 2023).

2022

Gartner's number of employees increased 6.41 % during fiscal year 2022 compared to 2021.
It represents a increase of 1,000 employees from 15,600 (in 2021) to 16,600 (in 2022).

2021

Gartner's number of employees decreased -6.72 % during fiscal year 2021 compared to 2020.
It represents a decline of 1,124 employees from 16,724 (in 2020) to 15,600 (in 2021).

2020

Gartner's number of employees increased 10.22 % during fiscal year 2020 compared to 2019.
It represents a increase of 1,551 employees from 15,173 (in 2019) to 16,724 (in 2020).

2019

Gartner's number of employees increased 0.28 % during fiscal year 2019 compared to 2018.
It represents a increase of 42 employees from 15,131 (in 2018) to 15,173 (in 2019).

2018

Gartner's number of employees increased 71.69 % during fiscal year 2018 compared to 2017.
It represents a increase of 6,318 employees from 8,813 (in 2017) to 15,131 (in 2018).

2017

Gartner's number of employees increased 12.5 % during fiscal year 2017 compared to 2016.
It represents a increase of 979 employees from 7,834 (in 2016) to 8,813 (in 2017).

2016

Gartner's number of employees increased 15.92 % during fiscal year 2016 compared to 2015.
It represents a increase of 1,076 employees from 6,758 (in 2015) to 7,834 (in 2016).

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Summary Table

Period Employees Year-over-Year Change
2025 21,044 3.99%
2024 20,237 3.78%
2023 19,500 17.47%
2022 16,600 6.41%
2021 15,600 -6.72%
2020 16,724 10.22%
2019 15,173 0.28%
2018 15,131 71.69%
2017 8,813 12.5%
2016 7,834 15.92%