Official UK procurement notice
Design and Build Contractor for PSDS3 Decarbonisation Works at Cornerstone Arts Centre, Didcot
Authority: South Oxfordshire District Council (Local council)
What is being bought
Published requirement descriptionthe 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.
CPV: Building construction work
The lotProcurement structure
single lot · value publishedLot #1AwardedPublished value£1,592,000
What it takes to wini
How this buyer will score bids.
The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).
Evaluation split and conditions of participation as published; the tender pack may add morei
How this buyer will score bids.
The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).
Lot awarding rule: Quality 60% Price 40%
Procedure terms & legal framework
From the official record- Procedure method
- Below threshold - open competition
- Legal basis
- UKPGA · 2023/54 Procurement Act 2023
- Procurement category
- Works
- Notice status
- Awarded
- Procurement threshold
- Below threshold
- Regulatory regime
- Standard
- Commercial structure
- Stand-alone contract (no framework)
- Competition type
- Competitive procedure
- GPA / WTO covered
- Unspecified in notice
- Recurring procurement
- Unspecified in notice
- First published
- 6 Nov 2025, 16:45 GMT
- Last source update
- 23 Mar 2026, 09:57 GMT
- Authority reference
C-000273- FTS notice number
2025/S 000-071789- Latest notice
- Contract award notice (UK6)
- Classification (CPV)
- Delivery area
- Official registry OCID
ocds-h6vhtk-05dc34Find a Tender
How it was run
Official notice- Submission deadline
- 2 Dec 2025, 17:00 GMT
- Clarification deadline
- 24 Nov 2025, 17:00 GMT
- Submission channel
- Official e-sourcing portal
- Electronic submission
- Allowed
The opportunity is available through the Proactis portal.
procontract.due-north.com/Advert ↗
this is the link direct to the opportunity where potential bidders are able to download all the relevant documentation
Timeline
6 Nov 2025 → 23 Mar 2026 · 5 dates- Tender notice published355 days ago6 Nov 2025, 16:45 GMT
- Clarification questions by337 days ago24 Nov 2025, 17:00 GMT
- Submission deadline329 days ago2 Dec 2025, 17:00 GMT
- Contract starts260 days ago10 Feb 2026
- Latest notice published219 days ago23 Mar 2026, 09:57 GMT
Notice history
4 events · 2 releases on Find a Tender · since 6 Nov 2025- Tender notice published6 Nov 2025, 16:45 GMTUK4
- Contract award notice published23 Mar 2026, 09:57 GMTUK6
- Status changed to complete23 Mar 2026, 09:57 GMT
- Contract signature expected31 Mar 2026, 23:59 BSTscheduled
Commercial outcome & contract awards
Published awards, contracts and bid statistics, not a forecast| Awarded to | Value | Date | Status |
|---|---|---|---|
| Ashe Construction LimitedDesign and Build Contractor for PSDS3b Decarbonisation Works at Cornerstone Arts Centre, Didcot1 Apr 2026 – 31 Aug 2026 | £1,284,476 | 16 Mar 2026 | Awarded |
Bid statistics published by the authority
| Bids | SME | VCSE | Valid bid range |
|---|---|---|---|
| 4final-stage tenders · 8 at stage one | 2 | 0 | — |
Contracting authority & participating public bodies
Bidders & participating suppliers
1 commercial party on the notice- ASHE CONSTRUCTION LIMITEDAwarded supplier
Official documents & specifications (2)
Official links; attachments are not copiedNotices published for this procedure
- Contract award notice Contract award notice on Find a Tender
- Tender notice Tender notice on Find a Tender