---
title: "21 Sackville Street - Appointment - Anomaly (Architect)"
ocid: "ocds-b5fd17-22b7b6a7-f614-44b6-abde-1a0311484fe5"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-22b7b6a7-f614-44b6-abde-1a0311484fe5"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-22b7b6a7-f614-44b6-abde-1a0311484fe5.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-22b7b6a7-f614-44b6-abde-1a0311484fe5.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "THE CROWN ESTATE"
published: "2025-05-06"
---

# 21 Sackville Street - Appointment - Anomaly (Architect)

Buyer: THE CROWN ESTATE  
Current stage: Award  
OCID: ocds-b5fd17-22b7b6a7-f614-44b6-abde-1a0311484fe5

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-22b7b6a7-f614-44b6-abde-1a0311484fe5)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-b5fd17-22b7b6a7-f614-44b6-abde-1a0311484fe5.json)

## Summary

The procurement process for the appointment of an architect for 21 Sackville Street was undertaken by The Crown Estate, based in London, England. This tender falls under the category of architectural and related services, with the procurement process classified as a single tender action below threshold. The total contract value amounts to £229,500. Initially advertised using a direct procurement method, the contract period commenced on 1st March 2022 and concluded on 31st January 2024. This process, though now complete, was published on 10th January 2025, marking the status as active from the award date on 28th February 2022.

This tender presents a valuable opportunity for established firms in the architectural and related services sector, such as large-scale enterprises, to expand their government contracting portfolios. The successful bidder, Thirdway Architecture Ltd, a London-based large architectural firm, secured the project. Companies capable of delivering high-quality architectural services and who can navigate direct procurement or selective methods such as call-offs from framework agreements would be well-positioned to compete in similar future tenders. Engaging in such contracts can enhance reputational standing and provide substantial revenue streams from government contracts.

## Notice

21 Sackville Street - Appointment - Anomaly (Architect)

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/37592d4c-d5ff-456c-9812-723ebf72b42a |
| Notice type | Award Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Direct |
| Procurement method details | Single tender action (below threshold) |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 6 May 2025 |
| Submission deadline | 28 Feb 2022 |
| Future notice date | Not specified |
| Award date | 28 Feb 2022 |
| Contract period | 1 Mar 2022 - 31 Jan 2024 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £229,500 |
| Lots value | Not specified |
| Awards value | £229,500 |
| 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 | THE CROWN ESTATE |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1Y 4AH |
| 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 | St James's |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | THIRDWAY ARCHITECTURE |

## CPV Codes

### Divisions

- 71 - Architectural, construction, engineering and inspection services

### Codes

- 71200000 - Architectural and related services

## Release History

- 6 May 2025 at 08:40 - AwardUpdate - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/37592d4c-d5ff-456c-9812-723ebf72b42a
- 10 Jan 2025 at 14:22 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/37592d4c-d5ff-456c-9812-723ebf72b42a

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/37592d4c-d5ff-456c-9812-723ebf72b42a
  6th May 2025 - Awarded contract notice on Contracts Finder

## 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-b5fd17-22b7b6a7-f614-44b6-abde-1a0311484fe5. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-22b7b6a7-f614-44b6-abde-1a0311484fe5.json.