---
title: "Extension 1 - External Quality Reviews Contract 3 (CPT_22_102)"
ocid: "ocds-b5fd17-1f6590e3-e029-404d-98c2-156a5ee5c5c6"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-1f6590e3-e029-404d-98c2-156a5ee5c5c6"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-1f6590e3-e029-404d-98c2-156a5ee5c5c6.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-1f6590e3-e029-404d-98c2-156a5ee5c5c6.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "NATIONAL AUDIT OFFICE"
published: "2026-06-05"
---

# Extension 1 - External Quality Reviews Contract 3 (CPT_22_102)

Buyer: NATIONAL AUDIT OFFICE  
Current stage: Award  
OCID: ocds-b5fd17-1f6590e3-e029-404d-98c2-156a5ee5c5c6

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## Summary

The National Audit Office has exercised an extension option for the "Extension 1 - External Quality Reviews Contract 3 (CPT_22_102)," which falls under the category of research and development services and related consultancy services. This procurement, with an open procedure above the threshold, relates to the period from 1 May 2026 to 30 April 2027. The initial contract was awarded on 18 April 2023, and this extension continues with the same supplier, Grant Thornton UK Advisory and Tax LLP. The location for this contract is London, with postal code SW1W9SP. The award stage of this procurement was completed on 30 April 2026, with a contract value of £33,000.

This tender creates opportunities for businesses specialising in consultancy services and research and development. It is especially suitable for small and medium enterprises (SMEs) looking to collaborate with a significant buyer like the National Audit Office. Companies that have expertise in external quality reviews and are capable of meeting the specified criteria and delivery expectations would be well-positioned to benefit from this extension. This procurement process underscores the importance of maintaining high standards in governance and offers a reliable avenue for business growth within the consultancy industry.

## Notice

This notice relates to the exercise of an extension option under an existing contract originally awarded on 18 April 2023. The contract included provisions for up to three one-year extensions. This notice covers the extension for the period 1 May 2026 - 30 April 2027. The supplier and scope remain unchanged.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/a7f3e6ff-f607-4dac-aa2c-44867f435cf2 |
| Notice type | Award Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Open |
| Procurement method details | Open procedure (above threshold) |
| Tender suitability | SME |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 5 Jun 2026 |
| Submission deadline | 1 Apr 2026 |
| Future notice date | Not specified |
| Award date | 29 Apr 2026 |
| Contract period | 30 Apr 2026 - 30 Apr 2027 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £30,000 |
| Lots value | Not specified |
| Awards value | £33,000 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Not specified |
| Awards status | Active |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NATIONAL AUDIT OFFICE |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1W 9SP |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI3 Inner London - West |
| ITL 3 | TLI35 Westminster and City of London |
| Local authority | Westminster |
| Electoral ward | Pimlico North |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | GRANT THORNTON UK ADVISORY AND TAX |

## CPV Codes

### Divisions

- 73 - Research and development services and related consultancy services

### Codes

- 73000000 - Research and development services and related consultancy services

## Release History

- 5 Jun 2026 at 10:41 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/a7f3e6ff-f607-4dac-aa2c-44867f435cf2

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/a7f3e6ff-f607-4dac-aa2c-44867f435cf2
  5th June 2026 - Awarded contract notice on Contracts Finder

## Notice URLs

- https://www.nao.org.uk

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-b5fd17-1f6590e3-e029-404d-98c2-156a5ee5c5c6. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-1f6590e3-e029-404d-98c2-156a5ee5c5c6.json.