Their own payment-practices filing · gov.uk
Aon UK Limited pays suppliers in 45 days on average — inside its 90-day stated terms
Their H1 2026 filing puts the average 45 days inside their stated 90-day term.
- Their stated terms
- 90 days
- Paid outside agreed terms
- 16% of invoices
- Paid after 61+ days
- 10%
- Reporting period
- 1 Jan 2026 – 30 Jun 2026
- Source
- their gov.uk filing, filed 4 Aug 2026
Self-reported figures from their statutory filing. How this is compiled.
Terms vs reality · their H1 2026 filing
Paid 45 days inside the 90-day term they state
Where their invoices landed · share of all invoices
The pattern · last 6 of 17 reports
40 → 45 days — slowing down
The read · computed from their figures
Aon UK Limited's H1 2026 filing puts their average at 45 days against stated terms of 90 days; 16% of invoices were paid outside agreed terms and 10% took 61 days or longer. Filed 4 Aug 2026.
The direction is slower: from 40 days in H2 2023 to 45 now — 5 days slower across their last 6 reports.
On the latest reported averages: Slower than 92% of the 638 large companies reporting in financial services.
That is 17 statutory periods on record (earliest H1 2018) — a historical record, not a promise for a new invoice.
What they tell their suppliers
In their own words · from the filing
Standard payment terms
Standard payment term is 90 days from invoice date. This period reflects the normal course of dealing, unless the company enters into formal written terms for suppliers from group companies.
Dispute resolution
Helpdesks and contact details as well as process information available on http://www.aon.com/about-aon/supplier-information.jsp
Other information
Inter-company payments have been excluded from the statistics reported as these are managed through our internal inter-company settlement process and therefore there is no process to report against. These do not in any way affect our speed of paying external suppliers.
Every statutory report on record
Most recent first.
| Period | Avg days | Outside terms | 61+ days | Filed |
|---|---|---|---|---|
| H1 2026 | 45 | 16% | 10% | 4 Aug 2026 |
| H2 2025 | 45 | 24% | 13% | 30 Jan 2026 |
| H1 2025 | 43 | 14% | 9% | 20 Aug 2025 |
| H2 2024 | 42 | 26% | 9% | 3 Feb 2025 |
| H1 2024 | 43 | 17% | 10% | 3 Feb 2025 |
| H2 2023 | 40 | 16% | 6% | 28 Feb 2024 |
| H1 2023 | 38 | 15% | 6% | 8 Aug 2023 |
| H2 2022 | 40 | 12% | 7% | 31 Jan 2023 |
| H1 2022 | 39 | 12% | 7% | 27 Jul 2022 |
| H2 2021 | 40 | 13% | 7% | 7 Feb 2022 |
| H1 2021 | 43 | 20% | 13% | 30 Jul 2021 |
| H2 2020 | 45 | 25% | 16% | 29 Jan 2021 |
| H1 2020 | 42 | 16% | 9% | 4 Aug 2020 |
| H2 2019 | 38 | 36% | 9% | 23 Jan 2020 |
| H1 2019 | 40 | 41% | 10% | 27 Nov 2019 |
| H2 2018 | 57 | 32% | 16% | 7 Feb 2019 |
| H1 2018 | 59 | 31% | 15% | 10 Oct 2018 |
On the public register · Companies House
Company record
- Status
- Active
- Type
- Private Limited Company
- Incorporated
- 29 Dec 1925
- Registered office
- THE AON CENTRE THE LEADENHALL BUILDING, LONDON, EC3V 4AN
Quick answers · Aon UK Limited
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How UK payment reporting works
What is a Payment Practices Report?
What does "paid outside agreed terms" mean?
How often is this data updated?
Is this official government data?
How this is compiled. Built from official records only: Companies House and the gov.uk payment-practices service. The payment figures are self-reported — companies over the size threshold must file them by law and the board signs them off. No credit-agency data. The numbers are theirs; the plain-English read is ours. This is information compiled from public records under the Open Government Licence v3.0 — not a credit rating and not advice.
The 31-day comparison figure is the median across 6,104 companies with a current statutory report — every sector pooled, not an average of sector medians (how the figure is built).
Report PL-00210725 · latest period to 30 Jun 2026
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