---
title: "Void Rear Extension at 9 Pentlow Street"
ocid: "ocds-h6vhtk-054494"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-054494"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-054494.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-054494.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "WANDSWORTH BOROUGH COUNCIL"
published: "2025-06-06"
---

# Void Rear Extension at 9 Pentlow Street

Buyer: WANDSWORTH BOROUGH COUNCIL  
Current stage: Award  
OCID: ocds-h6vhtk-054494

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[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-054494.json)

## Summary

This public procurement contracting process, initiated by Wandsworth Borough Council, concerns a construction project titled "Void Rear Extension at 9 Pentlow Street." It falls under the industry category of building extension work. The contract is at the award stage, with the successful bidder being Collinstown Construction Ltd. The procurement method used was a limited competition, below threshold process. The project's location is in Wandsworth, United Kingdom, with the contract period starting on 6th June 2025 and concluding on 9th September 2025. The total contract value is £24,438,020 excluding VAT, and the award was formalised on 20th May 2025.

This tender presents significant opportunities for growth for businesses in the construction sector, particularly those specialising in building extension and refurbishment work. Large enterprises, like Collinstown Construction Ltd, successfully competed for this contract, indicating that well-established firms with the capacity to undertake significant structural projects would be well-suited for such tenders. Additionally, the involvement of SMEs like Stamford Contracts Ltd highlights opportunities for smaller firms to engage with sub-central government projects under similar procurement processes.

## Notice

Strip out all fixtures and fittings and removal of furniture/ possessions. Build new single storey rear extension with flat roof, and hip to gable loft conversion. Internal refurbishment of the property including renewal of mechanical and electrical services, plus associated internal and external repairs. New soft and hard landscaping to the front and rear gardens.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/030643-2025 |
| Notice type | UK6 - Contract Award Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Limited |
| Procurement method details | Below threshold - limited competition |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 6 Jun 2025 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 19 May 2025 |
| Contract period | 5 Jun 2025 - 9 Sep 2025 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | £24,438,020 |
| Contracts value | Not specified |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | WANDSWORTH BOROUGH COUNCIL |
| Locality | WANDSWORTH |
| Post town | South West London |
| Postcode | SW18 2PU |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI3 Inner London - West |
| ITL 3 | TLI34 Wandsworth |
| Local authority | Wandsworth |
| Electoral ward | Wandsworth Town |
| Westminster constituency | Putney |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | COLLINSTOWN CONSTRUCTION |

## CPV Codes

### Divisions

- 45 - Construction work

### Codes

- 45262800 - Building extension work

## Release History

- 6 Jun 2025 at 13:56 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/030643-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/030643-2025
  6th June 2025 - Contract award notice on Find a Tender

## Notice URLs

- 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-054494. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-054494.json.