Aon (AON) Revenue & Revenue Breakdown

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Aon Revenue Highlights

Latest Revenue (Y)

$17.18B

Latest Revenue (Q)

$4.00B

Main Segment (Y)

Risk Capital Segment

Main Geography (Y)

UNITED STATES

Aon Revenue by Period

Aon Revenue by Year

Date	Revenue	Change
2025-12-31	$17.18B	9.45%
2024-12-31	$15.70B	17.36%
2023-12-31	$13.38B	7.19%
2022-12-31	$12.48B	2.35%
2021-12-31	$12.19B	10.18%
2020-12-31	$11.07B	0.48%
2019-12-31	$11.01B	2.26%
2018-12-31	$10.77B	7.72%
2017-12-31	$10.00B	6.26%
2016-12-31	$9.41B	-0.75%
2015-12-31	$9.48B	-21.30%
2014-12-31	$12.04B	1.95%
2013-12-31	$11.81B	2.61%
2012-12-31	$11.51B	2.01%
2011-12-31	$11.29B	32.60%
2010-12-31	$8.51B	12.07%
2009-12-31	$7.59B	0.89%
2008-12-31	$7.53B	2.30%
2007-12-31	$7.36B	6.95%
2006-12-31	$6.88B	3.46%
2005-12-31	$6.65B	-34.61%
2004-12-31	$10.17B	3.69%
2003-12-31	$9.81B	31.80%
2002-12-31	$7.44B	0.23%
2001-12-31	$7.43B	1.46%
2000-12-31	$7.32B	3.52%
1999-12-31	$7.07B	8.89%
1998-12-31	$6.49B	12.90%
1997-12-31	$5.75B	47.92%
1996-12-31	$3.89B	12.19%
1995-12-31	$3.47B	-16.63%
1994-12-31	$4.16B	8.12%
1993-12-31	$3.84B	-

Aon generated $17.18B in revenue during NA 2025, up 9.45% compared to the previous quarter, and up 155.26% compared to the same period a year ago.

Aon Revenue by Quarter

Date	Revenue	Change
2025-09-30	$4.00B	-3.80%
2025-06-30	$4.16B	-12.14%
2025-03-31	$4.73B	14.03%
2024-12-31	$4.15B	11.45%
2024-09-30	$3.72B	-1.04%
2024-06-30	$3.76B	-7.62%
2024-03-31	$4.07B	20.59%
2023-12-31	$3.38B	14.29%
2023-09-30	$2.95B	-7.05%
2023-06-30	$3.18B	-17.93%
2023-03-31	$3.87B	23.67%
2022-12-31	$3.13B	16.10%
2022-09-30	$2.70B	-9.62%
2022-06-30	$2.98B	-18.72%
2022-03-31	$3.67B	19.16%
2021-12-31	$3.08B	13.99%
2021-09-30	$2.70B	-6.38%
2021-06-30	$2.89B	-18.13%
2021-03-31	$3.52B	18.89%
2020-12-31	$2.96B	24.32%
2020-09-30	$2.38B	-4.49%
2020-06-30	$2.50B	-22.43%
2020-03-31	$3.22B	11.58%
2019-12-31	$2.88B	21.27%
2019-09-30	$2.38B	-8.71%
2019-06-30	$2.61B	-17.09%
2019-03-31	$3.14B	13.47%
2018-12-31	$2.77B	17.92%
2018-09-30	$2.35B	-8.28%
2018-06-30	$2.56B	-17.12%
2018-03-31	$3.09B	6.22%
2017-12-31	$2.91B	24.32%
2017-09-30	$2.34B	-1.18%
2017-06-30	$2.37B	-0.55%
2017-03-31	$2.38B	-28.35%
2016-12-31	$3.32B	21.01%
2016-09-30	$2.75B	-0.72%
2016-06-30	$2.77B	-0.93%
2016-03-31	$2.79B	-15.09%
2015-12-31	$3.29B	19.91%
2015-09-30	$2.74B	-2.25%
2015-06-30	$2.81B	-1.48%
2015-03-31	$2.85B	-13.70%
2014-12-31	$3.30B	14.55%
2014-09-30	$2.88B	-1.34%
2014-06-30	$2.92B	-0.95%
2014-03-31	$2.95B	-8.16%
2013-12-31	$3.21B	14.85%
2013-09-30	$2.79B	-3.56%
2013-06-30	$2.90B	-0.62%
2013-03-31	$2.92B	-6.42%
2012-12-31	$3.12B	13.81%
2012-09-30	$2.74B	-2.98%
2012-06-30	$2.82B	-0.70%
2012-03-31	$2.84B	-5.11%
2011-12-31	$2.99B	9.95%
2011-09-30	$2.72B	-3.13%
2011-06-30	$2.81B	1.88%
2011-03-31	$2.76B	-5.16%
2010-12-31	$2.91B	61.52%
2010-09-30	$1.80B	-5.11%
2010-06-30	$1.90B	-0.32%
2010-03-31	$1.90B	-8.15%
2009-12-31	$2.07B	15.55%
2009-09-30	$1.79B	-4.68%
2009-06-30	$1.88B	1.95%
2009-03-31	$1.85B	-3.15%
2008-12-31	$1.91B	8.23%
2008-09-30	$1.76B	-9.97%
2008-06-30	$1.96B	2.68%
2008-03-31	$1.91B	-

Aon generated $4.00B in revenue during Q3 2025, up -3.80% compared to the previous quarter, and up 106.30% compared to the same period a year ago.

Aon Revenue Breakdown

Aon Revenue Breakdown by Product

Annual Revenue by Product

Product/Service	Dec 25	Dec 24	Dec 23	Dec 22	Dec 21
Risk Capital Segment	$11.29B	$10.52B	-	-	-
Human Capital Segment	$5.91B	$5.21B	-	-	-
Reinsurance	-	-	$2.48B	-	-
Reinsurance Solutions	-	-	$2.48B	$2.19B	$2.00B
Wealth Solutions	-	-	$1.43B	$1.37B	$1.43B
Health Solutions	-	-	$2.43B	$2.22B	$2.15B
Commercial Risk Solutions	-	-	$7.04B	$6.71B	$6.63B
Health	-	-	$2.43B	-	-

Aon's latest annual revenue breakdown by segment (product or service), as of Dec 25: Risk Capital Segment (65.65%), and Human Capital Segment (34.35%).

Quarterly Revenue by Product

Product/Service	Dec 25	Sep 25	Jun 25	Mar 25	Sep 24	Jun 24	Mar 24	Dec 23	Sep 23	Jun 23	Mar 23	Dec 22	Sep 22	Jun 22	Mar 22	Dec 21	Sep 21	Jun 21	Mar 21	Sep 20
Risk Capital Segment	$2.71B	$2.52B	$2.87B	$3.19B	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Human Capital Segment	$1.60B	$1.48B	$1.29B	$1.54B	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Health	-	-	-	-	$870.00M	$662.00M	$733.00M	$763.00M	$307.00M	$536.00M	$282.00M	-	-	-	-	-	-	-	-	-
Wealth Solutions	-	-	-	-	$499.00M	$463.00M	$370.00M	$377.00M	$352.00M	$352.00M	$350.00M	$353.00M	$326.00M	$343.00M	$345.00M	$364.00M	$351.00M	-	-	-
Commercial Risk Solutions	-	-	-	-	$1.85B	$2.02B	$1.81B	$1.91B	$1.58B	$1.77B	$1.78B	$1.82B	$1.48B	$1.69B	$1.72B	$1.85B	$1.50B	-	-	-
Reinsurance	-	-	-	-	$503.00M	$635.00M	$1.17B	$332.00M	$500.00M	$922.00M	$321.00M	-	-	-	-	-	-	-	-	-
Health Solutions	-	-	-	-	-	-	-	$763.00M	$552.00M	$447.00M	$671.00M	$678.00M	$494.00M	$414.00M	$638.00M	$651.00M	$497.00M	-	-	-
Reinsurance Solutions	-	-	-	-	-	-	-	$332.00M	$465.00M	$607.00M	$1.08B	$281.00M	$396.00M	$537.00M	$976.00M	$222.00M	$353.00M	-	-	-
Data Solutions	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	$440.00M	$434.00M	$468.00M
P&C Advisory	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	$1.35B	$1.29B	$1.04B
Retirement	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	$294.00M	$351.00M	$278.00M

Aon's latest quarterly revenue breakdown by segment (product or service), as of Dec 25: Risk Capital Segment (62.92%), and Human Capital Segment (37.08%).

Aon Revenue Breakdown by Country

Annual Revenue by Country

Country	Dec 25	Dec 24	Dec 23	Dec 22	Dec 21
UNITED STATES	$8.28B	$7.67B	$5.92B	$5.67B	$5.46B
Asia Pacific	$1.71B	$1.68B	$1.59B	$1.47B	$1.33B
Europe, Middle East, And Africa	$3.15B	$2.90B	$2.67B	$2.44B	$2.56B
IRELAND	$185.00M	$146.00M	$113.00M	$99.00M	$127.00M
UNITED KINGDOM	$2.22B	$1.98B	$1.82B	-	-
Americas, Other than United States	-	-	$1.26B	$1.14B	$1.03B

Aon's latest annual revenue breakdown by geography, as of Dec 25: UNITED STATES (53.25%), Europe, Middle East, And Africa (20.28%), UNITED KINGDOM (14.28%), Asia Pacific (11.00%), and IRELAND (1.19%).

Quarterly Revenue by Country

Country	Dec 25	Sep 25	Jun 25	Mar 25	Dec 24	Sep 24	Jun 24	Mar 24	Dec 23	Sep 23	Jun 23	Mar 23	Dec 22	Sep 22	Jun 22	Mar 22	Dec 21	Sep 21	Jun 21	Mar 21
IRELAND	$52.00M	$42.00M	$46.00M	$45.00M	$40.00M	$38.00M	$35.00M	$33.00M	$31.00M	$24.00M	$28.00M	$30.00M	$23.00M	$22.00M	$25.00M	$29.00M	$33.00M	$22.00M	$39.00M	$33.00M
UNITED STATES	$2.15B	$2.08B	$2.04B	$2.00B	$2.23B	$2.08B	$1.84B	$1.51B	$1.60B	$1.40B	$1.43B	$1.50B	$1.57B	$1.34B	$1.34B	$1.42B	$1.56B	$1.33B	$1.26B	$1.31B
Asia Pacific	$446.00M	$410.00M	$430.00M	$425.00M	$446.00M	$408.00M	$412.00M	$410.00M	$431.00M	$373.00M	$396.00M	$389.00M	$387.00M	$352.00M	$373.00M	$362.00M	$359.00M	$343.00M	$319.00M	$313.00M
Europe, Middle East, And Africa	$702.00M	$555.00M	$634.00M	$1.26B	$633.00M	$492.00M	$566.00M	$1.21B	$579.00M	-	-	-	-	-	-	-	-	-	-	-
UNITED KINGDOM	$464.00M	$525.00M	$610.00M	$621.00M	$407.00M	$437.00M	$548.00M	$583.00M	$363.00M	-	-	-	-	-	-	-	-	-	-	-
Americas, Other than United States	-	-	-	-	-	$263.00M	$362.00M	$323.00M	$370.00M	$281.00M	$308.00M	$301.00M	$323.00M	$250.00M	$288.00M	$276.00M	$279.00M	$230.00M	$268.00M	$250.00M
Europe, Middle East, And Africa, Other Than United Kingdom And Ireland	-	-	-	-	-	-	-	-	-	$479.00M	$512.00M	$1.10B	$403.00M	$469.00M	$1.06B	$438.00M	$499.00M	$1.09B	-	-

Aon's latest quarterly revenue breakdown by geography, as of Dec 25: UNITED STATES (56.41%), Europe, Middle East, And Africa (18.39%), UNITED KINGDOM (12.16%), Asia Pacific (11.68%), and IRELAND (1.36%).

Aon Peer Comparison by Revenue

Ticker	Company	Last Year Revenue	Last Quarter Revenue
MFG	Mizuho Financial Group	$7.98T	$2.24T
BK	Bank of New York Mellon	$39.24B	$10.44B
BNS	Bank of Nova Scotia	$31.79B	$18.56B
PNC	PNC Financial Services Group	$31.34B	$8.79B
APO	Apollo Global Management	$30.30B	$9.94B
CM	Canadian Imperial Bank of Commerce	$23.29B	$15.53B
ING	ING Groep	$22.58B	$5.58B
AON	Aon	$17.18B	$4.00B
AJG	Arthur J. Gallagher	$13.94B	$3.73B
NU	Nu	$7.01B	$2.46B

AON Revenue FAQ

What is Aon’s yearly revenue?

Aon's yearly revenue for 2025 was $17.18B, representing an increase of 9.45% compared to 2024. The company's yearly revenue for 2024 was $15.7B, representing an increase of 17.36% compared to 2023. AON's yearly revenue for 2023 was $13.38B, representing an increase of 7.19% compared to 2022.

What is Aon’s quarterly revenue?

Aon's quarterly revenue for Q3 2025 was $4B, a -3.80% decrease from the previous quarter (Q2 2025), and a 7.42% increase year-over-year (Q3 2024). The company's quarterly revenue for Q2 2025 was $4.16B, a -12.14% decrease from the previous quarter (Q1 2025), and a 10.51% increase year-over-year (Q2 2024). AON's quarterly revenue for Q1 2025 was $4.73B, a 14.03% increase from the previous quarter (Q4 2024), and a 16.19% increase year-over-year (Q1 2024).

What is Aon’s revenue growth rate?

Aon's revenue growth rate for the last 3 years (2023-2025) was 28.45%, and for the last 5 years (2021-2025) was 40.91%.

What are Aon’s revenue streams?

Aon's revenue streams in c 25 are Risk Capital Segment, and Human Capital Segment. Risk Capital Segment generated $11.29B in revenue, accounting 65.65% of the company's total revenue, up 7.35% year-over-year. Human Capital Segment generated $5.91B in revenue, accounting 34.35% of the company's total revenue, up 13.40% year-over-year.

What is Aon’s main source of revenue?

For the fiscal year ending Dec 25, the largest source of revenue of Aon was Risk Capital Segment. This segment made a revenue of $11.29B, representing 65.65% of the company's total revenue.