---
title: "Architectural, Principal Designer (including CDMA) & Contract Administrator services for The Grotto Restoration Project for the remainder of the project."
ocid: "ocds-h6vhtk-05823a"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05823a"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05823a.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05823a.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "THE MAYOR AND COMMONALTY AND CITIZENS OF THE CITY OF LONDON"
published: "2026-04-29"
---

# Architectural, Principal Designer (including CDMA) & Contract Administrator services for The Grotto Restoration Project for the remainder of the project.

Buyer: THE MAYOR AND COMMONALTY AND CITIZENS OF THE CITY OF LONDON  
Current stage: Award  
OCID: ocds-h6vhtk-05823a

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[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-05823a.json)

## Summary

The contracting process initiated by The Mayor and Commonalty and Citizens of the City of London involves the procurement of architectural, principal designer, CDMA, and contract administrator services for The Grotto Restoration Project at Wanstead Park. This is part of an ongoing project requiring services for the remainder, including tender stage services for the Main Contractor tender. Located in the City of London, the initiative falls under the 'works' industry category, focusing on buildings of historical or architectural interest. This process has reached the Award stage, with details first published on 6th August 2025, and subsequently updated on 29th April 2026. The procurement method adopted is direct, below threshold and without competition, indicating tailored services and expediency.

This tender presents significant opportunities for businesses in the architectural and historical building restoration fields to collaborate with prestigious entities like the City of London. It is particularly suited to large-scale enterprises that specialize in detailed project management and contract administration, reflective of the chosen supplier, Donald Insall. The engagement spans from 13th May 2025 to 13th May 2026, offering stable business growth prospects, especially for those adept in navigating public sector contracts and working on heritage conservation projects. Enterprises with experience in managing complex restorations can enhance their portfolio, drawing on the prominence of this project.

## Notice

Architectural, Principal Designer, CDMA and Contract Administrator services for The Grotto, Wanstead Park Restoration project for the remainder of the project including tender stage services for the Main Contractor tender.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/039157-2026 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Direct |
| Procurement method details | Below threshold - without competition |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 29 Apr 2026 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 11 May 2025 |
| Contract period | 12 May 2025 - 13 May 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £78,837 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | THE MAYOR AND COMMONALTY AND CITIZENS OF THE CITY OF LONDON |
| Locality | CITY OF LONDON |
| Post town | Central London |
| Postcode | EC2P 2EJ |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI4 Inner London - East |
| ITL 3 | TLI43 Haringey and Islington |
| Local authority | Islington |
| Electoral ward | Clerkenwell |
| Westminster constituency | Islington South and Finsbury |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | DONALD INSALL |

## CPV Codes

### Divisions

- 45 - Construction work
- 79 - Business services: law, marketing, consulting, recruitment, printing and security

### Codes

- 45212350 - Buildings of particular historical or architectural interest
- 79994000 - Contract administration services

## Release History

- 29 Apr 2026 at 11:44 - AwardUpdate - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/039157-2026
- 6 Aug 2025 at 09:47 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/046417-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/039157-2026
  29th April 2026 - Contract details notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/046417-2025
  6th August 2025 - Contract details notice on Find a Tender

## Notice URLs

- https://www.cityoflondon.gov.uk
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## 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-h6vhtk-05823a. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05823a.json.