---
title: "WHC - Extensions to four properties to facilitate independent living"
ocid: "ocds-h6vhtk-05cebe"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05cebe"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05cebe.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05cebe.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "WELWYN HATFIELD BOROUGH COUNCIL"
published: "2026-02-13"
---

# WHC - Extensions to four properties to facilitate independent living

Buyer: WELWYN HATFIELD BOROUGH COUNCIL  
Current stage: Award  
OCID: ocds-h6vhtk-05cebe

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## Summary

The procurement process led by Welwyn Hatfield Borough Council involves extensions to four properties to facilitate independent living. With an industry focus on building extension works, this project encompasses locations in Welwyn Garden City, Welwyn, Woolmer Green, and Knebworth—all based in the United Kingdom. Currently, the project is in the Award stage, following an initial Tender phase which closed on 7th November 2025, with the contract start slated for 16th February 2026, aiming for completion by 17th August 2026. Welwyn Hatfield Borough Council is the contracting authority overseeing this open competition procurement to find appropriate contractors for these works under the legal framework UKPGA 2023/54.

This tender presents significant opportunities for businesses specialising in construction and property refurbishment services to expand their portfolios within public sector contracts and establish partnerships with reputable local authorities. The project, with a gross value of £578,124.04, requires businesses capable of executing complex construction tasks within diverse environments to meet the Council’s design specifications and support independent living initiatives. Large-scale contractors such as DSN Property Developments Limited have already been involved, suggesting that companies with similar capabilities and experience in delivering high-quality, adaptive property solutions are well-positioned to compete for similar future opportunities outlined under open competitions held by regional councils like Welwyn Hatfield.

## Notice

The Council is seeking to appoint a Contractor to undertake Works to build extensions at four Council properties. The planning and designs have already been prepared by a designer appointed by the Council and the designs and plans are contained in Schedule 6 of this tender to assist bidders with preparing and submitting tenders. The Council's appointed designer will assist the Council with any further design requirements and the Contractor shall only be required to undertake building works in accordance with approved plans and designs. The contract will be for four extensions to existing council properties, summarised as: 1) 10 Longlands, Welwyn Garden City, Herts, AL7 3QB Extension, refurbishment and alteration of an existing property to facilitate the provision of an new accessible living and sleeping space. 2) 16 Windsor Road, Welwyn, Herts, AL6 9J Extension, refurbishment and alteration of an existing property to facilitate the provision of a new downstairs WC cloakroom facility. 3) 17 Broadfield, Woolmer Green, Knebworth, Herts, SG3 6LZ The extension, refurbishment, alteration and adaptation to provide additional living facilities including but not limited to; complete extension, external landscaping, kitchen alterations, bathroom or wetroom alterations, refurbishment of existing spaces. 4) 137 Boundary Lane, Welwyn Garden City, Herts, AL7 4EQ Extension, garage conversion refurbishment and alteration of an existing property to facilitate the provision of a new accessible wetroom, living and sleeping space.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/013333-2026 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Open |
| Procurement method details | Below threshold - open competition |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 13 Feb 2026 |
| Submission deadline | 7 Nov 2025 |
| Future notice date | Not specified |
| Award date | 13 Feb 2026 |
| Contract period | 16 Feb 2026 - 17 Aug 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £375,000 |
| Lots value | £375,000 |
| Awards value | Not specified |
| Contracts value | £481,770 |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | WELWYN HATFIELD BOROUGH COUNCIL |
| Locality | WELWYN GARDEN CITY |
| Post town | St Albans |
| Postcode | AL8 6AE |
| Country | England |
| ITL 1 | TLH East (England) |
| ITL 2 | TLH2 Bedfordshire and Hertfordshire |
| ITL 3 | TLH26 North and East Hertfordshire |
| Local authority | Welwyn Hatfield |
| Electoral ward | Handside |
| Westminster constituency | Welwyn Hatfield |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | DSN PROPERTY DEVELOPMENTS |

## CPV Codes

### Divisions

- 45 - Construction work

### Codes

- 45262800 - Building extension work

## Release History

- 13 Feb 2026 at 11:34 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/013333-2026
- 17 Oct 2025 at 11:25 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/066278-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/013333-2026
  13th February 2026 - Contract details notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/066278-2025
  17th October 2025 - Tender notice on Find a Tender
- http://www.supplyhertfordshire.uk/
  All tender documents are available through the web address above.

## 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-05cebe. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05cebe.json.