---
title: "Design and Build Contractor for PSDS3 Decarbonisation Works at Cornerstone Arts Centre, Didcot"
ocid: "ocds-h6vhtk-05dc34"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05dc34"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05dc34.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05dc34.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "SOUTH OXFORDSHIRE DISTRICT COUNCIL"
published: "2026-03-23"
---

# Design and Build Contractor for PSDS3 Decarbonisation Works at Cornerstone Arts Centre, Didcot

Buyer: SOUTH OXFORDSHIRE DISTRICT COUNCIL  
Current stage: Award  
OCID: ocds-h6vhtk-05dc34

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05dc34)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-05dc34.json)

## Summary

South Oxfordshire District Council, located in Abingdon, UK, has concluded an award phase for a contract titled "Design and Build Contractor for PSDS3b Decarbonisation Works at Cornerstone Arts Centre, Didcot." The procurement process, identified as "open competition below threshold", targeted building construction work within the public authority sub-central government sector. The awarded contract was announced on the 23rd of March 2026, with the contract period set to start on the 1st of April 2026 and end on the 31st of August 2026. The procurement aimed to support extensive decarbonisation work at the Cornerstone Arts Centre, involving significant upgrades to mechanical and electrical services, including the installation of Air Source Heat Pumps and Solar PV systems.

This tender provided substantial business opportunities for construction firms focusing on sustainable and energy-efficient renovations. The competition saw a strong response, with ASHE CONSTRUCTION LIMITED emerging as the awardee, showcasing their expertise in eco-friendly building practices. The procurement required verification of designs and the sustainable retrofit of heating and ventilation systems, presenting growth potential for businesses adept in green technology and construction innovation. The project incentivises firms that can offer high-quality, cost-effective solutions in the realm of building de-carbonisation, aligning with the council's commitment to sustainability and reduced energy consumption.

## Notice

the Works for Option 1 will include: Verification of RIBA4 designs, Removal of the gas-fired boilers and vessels and associated works in the internal plant room. Installation of Air Source Heat Pumps (ASHP) and associated vessels and equipment to provide Heating and Hot Water Services. Removal and Replacement of Air Handling Units and removal of the rooftop chiller. Radiator Replacements. Installation of Solar PV. All associated works and general building de-carbonisation measures. The Works for Option 2 will involve: Verification of RIBA4 design for Solar PV only. Installation of Solar PV and associated works. If option 1 is adopted, PSDS funding requires a "whole building" approach to the decarbonisation measures identified for the M&E Services upgrade, including all reasonable steps to reduce heating demand and minimise the total building energy use.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/026092-2026 |
| Notice type | UK6 - Contract Award Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Open |
| Procurement method details | Below threshold - open competition |
| Tender suitability | Not specified |
| Awardee scale | SME |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 23 Mar 2026 |
| Submission deadline | 2 Dec 2025 |
| Future notice date | Not specified |
| Award date | 16 Mar 2026 |
| Contract period | 31 Mar 2026 - 31 Aug 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £1,592,000 |
| Lots value | £1,592,000 |
| Awards value | £1,284,476 |
| 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 | SOUTH OXFORDSHIRE DISTRICT COUNCIL |
| Locality | ABINGDON |
| Post town | Oxford |
| Postcode | OX14 3JE |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ1 Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 | TLJ14 Oxfordshire CC |
| Local authority | Vale of White Horse |
| Electoral ward | Abingdon Abbey Northcourt |
| Westminster constituency | Oxford West and Abingdon |
| Delivery location | TLJ14 Oxfordshire CC |

## Supplier

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

## CPV Codes

### Divisions

- 45 - Construction work

### Codes

- 45210000 - Building construction work

## Release History

- 23 Mar 2026 at 09:57 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/026092-2026
- 6 Nov 2025 at 16:45 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/071789-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/026092-2026
  23rd March 2026 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/071789-2025
  6th November 2025 - Tender notice on Find a Tender

## Notice URLs

- http://www.ashegroup.co.uk
- https://procontract.due-north.com/Advert?advertId=884cdce1-27bb-f011-813a-005056b64545
- 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-05dc34. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05dc34.json.