How many acquisitions has Aon made so far?

Aon has completed 43 acquisitions so far, with an average acquisition amount of $7.75B.

Which countries does Aon usually acquire in?

Aon has made acquisitions in 18 countries with the most activity in United States and United Kingdom.

In which year did Aon make the most acquisitions?

Aon was most active in 2017, with 7 acquisitions completed in that year.

List of 43 Acquisitions by Aon (Oct 2026)

Q: Which is Aon's latest acquisition?

Aon's most recent acquisition is USI, a Provider of insurance brokerage and consulting services, acquired in August 2026.

Aon has made a total of 43 acquisitions. It has completed these acquisitions across 18 countries, including United States, United Kingdom, and Germany. The company invests across 15 sectors, primarily focusing on Insurance Distribution, HRTech, and Service Providers to Banks. Peak activity occurred in 2017 with 7 acquisitions, 2023 with 5, and 2024 with 4. The average number of acquisitions per year between 2020 and 2025 is 2.6, and the company has completed 2 acquisitions as of the current calendar year. The most recent acquisition is USI, an insurance brokerage and consulting firm founded in 1994 and based in Valhalla, which was acquired in August 2026.

Here's the year on year acquisition history of Aon:

Number of Total Acquisitions

Year	# Acquisitions
2026	2
2024	4
2023	5
2022	3
2021	1
2020	4
2019	2
2018	4
2017	7
2016	3
2015	1
2014	2
2013	1
2012	1
2003	1
1993	1

View all Acquisitions by Aon

Recent acquisitions by Aon

Aon's most recent acquisition - USI is a Provider of insurance brokerage and consulting services, founded in 1994 and located in Valhalla. Aon acquired it in August 2026 for a price of $*****.

Here is the list of all acquisitions by Aon sorted by the latest acquisition date:

Acquired on	Acquired Company	Acquisition Price	Facilitators	Stake Acquired	Acquisition Multiple
Aug 28, 2026	USI	dmch	lvnu	31	159
Jan 08, 2026	Lta Assekuranz	eibp	lgee	58	351
Nov 01, 2024	Griffiths & Armour	oxqi	wtyg	32	783
Aug 05, 2024	Methis Lab	penm	epdg	14	115
Jul 03, 2024	Delta Assurance	ii{p	sfkk	23	206