Northern Ireland Audit Office - Financial Audit Services
Northern Ireland Audit Office · Central government
In brief
Northern Ireland Audit Office awarded accountancy work to Sumer Accountants NI Ltd and AAB Group Accountants Ltd on 16 June 2026.
The notice gives a value of £1,980,000 excluding VAT.
The contract runs for 3 years, up to 5 years with extensions, starting 1 November 2026.
It is split into 4 lots, so a supplier can bid for part of the work.
The buyer says it is suitable for small and medium-sized businesses.
Built from the notice's own fields. Always check the official notice before you bid.
What the notice says
Lots
| Lot | Trade | Value |
|---|---|---|
| Lot 1 - Health Services 1 November 2026 to 31 October 2029 What this lot coversLot 1 comprises 2 (two) Health Sector public bodies with 4 (four) accounts | Accountancy and audit | £852,000 |
| Lot 2 - Health Services 1 November 2026 to 31 October 2029 What this lot coversLot 2 comprises 1 (one) Health Sector public body with 3 (three) accounts. | Accountancy and audit | £559,000 |
| Lot 3 - Central Government 1 November 2026 to 31 October 2029 What this lot coversLot 3 comprises 4 (four) Central Government public bodies with 4 (four) accounts. | Accountancy and audit | £363,000 |
| Lot 4 - Central Government 1 November 2026 to 31 October 2029 What this lot coversLot 4 comprises 2 (two) Central Government public bodies with 2 (two) accounts. | Accountancy and audit | £206,000 |
Who won
| Winner | Lot | Value | Dates |
|---|---|---|---|
| Sumer Accountants NI Ltd | Lot 1 - Health Services, Lot 2 - Health Services | £1,240,000 | Awarded 18 May 2026 1 November 2026 to 31 October 2029 |
| AAB Group Accountants Ltd (SME) | Lot 3 - Central Government, Lot 4 - Central Government | £488,500 | Awarded 18 May 2026 1 November 2026 to 31 October 2029 |
Values as the award notice gives them, excluding VAT where stated.
Timeline
- Preliminary market engagement notice · UK2, notice 084045-2025
- Tender notice · UK4, notice 027311-2026
- Contract award notice · UK6, notice 045305-2026
- Contract details notice · UK7, notice 058766-2026
About the buyer
Procurements
1Awards
1Suppliers it has used most for accountancy
- AAB Group Accountants Ltd1 contract
- Sumer Accountants NI Ltd1 contract
Similar open tenders
All open accountancy tenders- £185kestimated
From notice 084045-2025 on Find a Tender, first published 17 December 2025, last updated 23 June 2026. We last checked for changes on 28 September 2026.