Aon plc (AON)
NYSE: AON · Real-Time Price · USD
348.23
+2.34 (0.68%)
Nov 21, 2025, 1:25 PM EST - Market open

Aon plc Employees

Aon plc had 60,000 employees as of December 31, 2024. The number of employees increased by 10,000 or 20.00% compared to the previous year.

Employees
60,000
Change (1Y)
10,000
Growth (1Y)
20.00%
Revenue / Employee
$283,800
Profits / Employee
$45,300
Market Cap
74.85B

Employees Chart

Employees History

DateEmployeesChangeGrowth
Dec 31, 202460,00010,00020.00%
Dec 31, 202350,0000-
Dec 31, 202250,0000-
Dec 31, 202150,0000-
Dec 31, 202050,0000-
Dec 31, 201950,0000-
Dec 31, 201850,0000-
Dec 31, 201750,000-19,000-27.54%
Dec 31, 201669,0000-
Dec 31, 201569,0000-
Dec 31, 201469,0003,0004.55%
Dec 31, 201366,0001,0001.54%
Dec 31, 201265,0003,0004.84%
Dec 31, 201162,0003,0005.08%
Dec 31, 201059,00022,80062.98%
Dec 31, 200936,200-1,500-3.98%
Dec 31, 200837,700-4,800-11.29%
Dec 31, 200742,500-600-1.39%
Dec 31, 200643,100-3,500-7.51%
Dec 31, 200546,600-1,400-2.92%
Dec 31, 200448,000-6,000-11.11%
Dec 31, 200354,000-1,000-1.82%
Dec 31, 200255,0002,0003.77%
Dec 31, 200153,0002,0003.92%
Dec 31, 200051,0001,0002.00%
Dec 31, 199950,0006,00013.64%
Dec 31, 199844,0004,00010.00%
Dec 31, 199740,00012,00042.86%
Dec 31, 199628,0001,0003.70%
Dec 31, 199527,0000-
Dec 31, 199427,000--
Sources: Annual number of employees according to filings submitted to the U.S. Securities and Exchange Commission (SEC). Data is also manually gathered from company press releases, IPO filings, and other official sources.