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Company profile

Aon Holdings Limited

UK company 02265140, incorporated on 6 June 1988.

Aon Holdings Limited is a UK company with status Active founded in 1988 based in London.

Company number
02265140
Incorporated
6 Jun 1988
Companies House status
Active

Company identity

Founded / incorporated
6 June 1988

Company number 02265140

Verify at Companies House
Legal name
AON HOLDINGS LIMITED
Company type
Private Limited Company
Region
London
Registered address
THE AON CENTRE THE LEADENHALL BUILDING
122 LEADENHALL STREET
LONDON
EC3V 4AN
Insolvency history
No

Corporate ownership

Updated 07 Jul 2026 09:49

7 levels 1 ultimate controller
1
Company Active LTD
Aon Holdings Limited
CRN 02265140
2
Direct controller Active LTD
Aon UK Holdings Limited
CRN 06652620
3
Intermediate controller Active LTD
Aon UK Holdings Intermediaries Limited
CRN 04267675
4
Intermediate controller Active LTD
Aon UK Group Limited
CRN 02398246
5
Intermediate controller Active LTD
Aon Global Holdings Intermediaries Limited
CRN 00688743
6
Intermediate controller Active PLC
Aon Global Holdings PLC
CRN 09221465
7
Intermediate controller Active LTD
Aon Global Limited
CRN 07876075
8
Ultimate controller
00604607
CRN 00604607

Company events

Reference milestones and recent Companies House filing stream events.

5 events
30 Sep
2027

Accounts due

Accounts Due

Next accounts due date

28 Oct
2026

Confirmation statement due

Confirmation Due

Next confirmation statement due date

31 Dec
2025

Accounts filed

Accounts

Last accounts made up date

14 Oct
2025

Confirmation statement filed

Confirmation

Last confirmation statement made up date

06 Jun
1988

Incorporated

Inception

Company registered at Companies House