AON Revenue Flow Filed revenue amounts for 2026-04-01 to 2026-06-30. Coverage is partial. Unconnected amounts are separate disclosures; they must not be added together.
2026-06-30: Revenue $4.25B ; Income tax $159.00M ; Net income $551.00M . 2026-03-31: Revenue $5.03B ; Income tax $314.00M ; Net income $1.21B . 2025-12-31: Revenue $4.30B* ; Income tax $505.00M* ; Net income $1.69B* . 2025-09-30: Revenue $4.00B ; Income tax $127.00M ; Net income $458.00M . Consolidation item Separate filed amounts; connecting flows are not established. Components and totals may overlap.
AON revenue flow Filed amounts. Only explicit calculation relationships connect amounts; dimensional membership alone does not establish an additive flow. Intersegment Elimination -$4.00M Corporate And Eliminations -$4.00M Revenue $4.25B Operating income $915.00M Other income, net -$17.00M Pre-tax income $724.00M Income tax $159.00M
Geography Separate filed amounts; connecting flows are not established. Components and totals may overlap.
AON revenue flow Filed amounts. Only explicit calculation relationships connect amounts; dimensional membership alone does not establish an additive flow. Asia Pacific $421.00M Americas Other Than United States $408.00M Europe Middle East And Africa Other Than United Kingdom And Ireland $718.00M GB $632.00M IE $47.00M US $2.02B Revenue $4.25B Operating income $915.00M Other income, net -$17.00M Pre-tax income $724.00M Income tax $159.00M
Finer product or service dollar figures and nonoverlapping groupings are shown only where supported by the retained filing evidence. Growth percentages are never converted to revenue dollars.
Historical revenue and expense breakdown Revenue and expense 3 month Period end Revenue Income tax Net income 2026-06-30 $4.25B $159.00M $551.00M 2026-03-31 $5.03B $314.00M $1.21B 2025-12-31 $4.30B* $505.00M* $1.69B* 2025-09-30 $4.00B $127.00M $458.00M 2025-06-30 $4.16B $109.00M $579.00M 2025-03-31 $4.73B $268.00M $965.00M 2024-09-30 $3.72B $94.00M $343.00M 2024-06-30 $3.76B $160.00M $524.00M 2024-03-31 $4.07B $331.00M $1.07B 2023-09-30 $2.95B $93.00M $456.00M 2023-06-30 $3.18B $83.00M $560.00M 2023-03-31 $3.87B $263.00M $1.05B 2022-09-30 $2.70B $92.00M $408.00M 2022-06-30 $2.98B $119.00M $501.00M 2022-03-31 $3.67B $256.00M $1.02B 2021-09-30 $2.70B $23.00M -$900.00M 2021-06-30 $2.89B $203.00M $379.00M 2021-03-31 $3.52B $234.00M $913.00M 2020-09-30 $2.38B $82.00M (m) 2020-06-30 $2.50B $85.00M (m) 2020-03-31 $3.22B $189.00M (m) 2019-12-31 $2.88B (m) (m) 2019-09-30 $2.38B $56.00M (m) 2019-06-30 $2.61B $56.00M (m) 2019-03-31 $3.14B $126.00M (m) 2018-12-31 $2.77B (m) (m) 2018-09-30 $2.35B $39.00M (m) 2018-06-30 $2.56B -$144.00M (m) 2018-03-31 $3.09B $114.00M (m) 2017-12-31 $2.91B (m) (m) 2017-09-30 $2.34B $4.00M (m) 2017-06-30 $2.37B -$143.00M (m) 2017-03-31 $2.38B $0.00 (m) 2016-12-31 $2.65B (m) (m) 2016-09-30 $2.20B $25.00M (m) 2016-06-30 $2.28B $43.00M (m) 2016-03-31 $2.28B $59.00M (m) 2015-12-31 $3.23B (m) (m) 2015-09-30 $2.75B $49.00M (m) 2015-06-30 $2.84B $26.00M (m) 2015-03-31 $2.87B $80.00M (m) 2014-12-31 $3.30B (m) (m) 2014-09-30 $2.88B $75.00M (m) 2014-06-30 $2.92B $67.00M (m) 2014-03-31 $2.95B $78.00M (m) 2013-12-31 $3.21B (m) (m) 2013-09-30 $2.79B $89.00M (m) 2013-06-30 $2.90B $90.00M (m) 2013-03-31 $2.92B $96.00M (m) 2012-12-31 $3.12B (m) (m) 2012-09-30 $2.74B $64.00M (m) 2012-06-30 $2.82B $96.00M (m) 2012-03-31 $2.84B $97.00M (m) 2011-12-31 $2.99B (m) (m) 2011-09-30 $2.72B $84.00M $198.00M 2011-06-30 $2.81B $87.00M $258.00M 2011-03-31 $2.76B $103.00M $246.00M 2010-12-31 $2.91B (m) $231.00M 2010-09-30 $1.80B $61.00M $144.00M 2010-06-30 $1.90B $60.00M $153.00M 2010-03-31 $1.90B $61.00M $178.00M 2009-12-31 $2.07B (m) $198.00M 2009-09-30 $1.79B $47.00M $120.00M 2009-06-30 $1.88B $57.00M $149.00M 2009-03-31 $1.85B $108.00M $280.00M 2008-09-30 $1.85B $59.00M $117.00M 2008-06-30 $1.96B $57.00M $1.13B
Revenue and expense 6 month Period end Revenue Income tax Net income 2026-06-30 $9.28B $473.00M $1.76B 2025-06-30 $8.88B $377.00M $1.54B 2024-06-30 $7.83B $491.00M $1.59B 2023-06-30 $7.05B $346.00M $1.61B 2022-06-30 $6.65B $375.00M $1.52B 2021-06-30 $6.41B $437.00M $1.29B 2020-06-30 $5.72B $274.00M (m) 2019-06-30 $5.75B $182.00M (m) 2018-06-30 $5.65B -$30.00M (m) 2017-06-30 $4.75B -$143.00M (m) 2016-06-30 $4.56B $102.00M (m) 2015-06-30 $5.65B $106.00M (m) 2014-06-30 $5.87B $145.00M (m) 2013-06-30 $5.81B $186.00M (m) 2012-06-30 $5.66B $193.00M (m) 2011-06-30 $5.57B $190.00M $504.00M 2010-06-30 $3.80B $121.00M $331.00M 2009-06-30 $3.73B $165.00M $429.00M 2008-06-30 $3.86B $133.00M $1.35B
Revenue and expense 9 month Period end Revenue Income tax Net income 2025-09-30 $12.88B $504.00M $2.00B 2024-09-30 $11.55B $585.00M $1.94B 2023-09-30 $10.00B $439.00M $2.07B 2022-09-30 $9.35B $467.00M $1.93B 2021-09-30 $9.11B $460.00M $392.00M 2020-09-30 $8.10B $356.00M (m) 2019-09-30 $8.13B $238.00M (m) 2018-09-30 $8.00B $9.00M (m) 2017-09-30 $7.09B -$139.00M (m) 2016-09-30 $6.76B $127.00M (m) 2015-09-30 $8.39B $155.00M (m) 2014-09-30 $8.75B $220.00M (m) 2013-09-30 $8.61B $275.00M (m) 2012-09-30 $8.40B $257.00M (m) 2011-09-30 $8.29B $274.00M $702.00M 2010-09-30 $5.60B $182.00M $475.00M 2009-09-30 $5.52B $212.00M $549.00M 2008-09-30 $5.71B $192.00M $1.47B
Revenue and expense 12 month Period end Revenue Income tax Net income 2025-12-31 $17.18B $1.01B $3.69B 2024-12-31 $15.70B $742.00M $2.65B 2023-12-31 $13.38B $541.00M $2.56B 2022-12-31 $12.48B $510.00M $2.59B 2021-12-31 $12.19B $623.00M $1.25B 2020-12-31 $11.07B $448.00M $1.97B 2019-12-31 $11.01B $297.00M $1.53B 2018-12-31 $10.77B $146.00M (m) 2017-12-31 $10.00B $250.00M (m) 2016-12-31 $9.41B $148.00M (m) 2015-12-31 $9.48B $175.00M (m) 2014-12-31 $12.04B $334.00M (m) 2013-12-31 $11.81B $390.00M (m) 2012-12-31 $11.51B $360.00M (m) 2011-12-31 $11.29B $378.00M (m) 2010-12-31 $8.51B $300.00M $706.00M 2009-12-31 $7.59B $268.00M $747.00M 2008-12-31 $7.53B $242.00M $1.46B 2007-12-31 $7.23B $348.00M $864.00M