--- title: "Emergency Repair Works to the Maenofferen Mill - Phase 2" ocid: "ocds-kuma6s-156830" canonical_url: "https://d3tenders.com/contract/?ocid=ocds-kuma6s-156830" markdown_url: "https://d3tenders.com/contract/ocds-kuma6s-156830.md" json_url: "https://d3tenders.com/contract/ocds-kuma6s-156830.json" source: "Sell2Wales" current_stage: "Award" buyer: "SLATE HERITAGE INTERNATIONAL" published: "2025-12-02" --- # Emergency Repair Works to the Maenofferen Mill - Phase 2 Buyer: SLATE HERITAGE INTERNATIONAL Current stage: Award OCID: ocds-kuma6s-156830 [View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-kuma6s-156830) [Download OCDS JSON](https://d3tenders.com/contract/ocds-kuma6s-156830.json) ## Summary Slate Heritage International is overseeing the procurement process for emergency repair works at the Maenofferen Mill, part of the World Heritage Site in Blaenau Ffestiniog, Gwynedd. The contract falls under the "works" category with a focus on construction work. This award stage follows an open tender procurement method, having attracted three bids for the job, which must be completed by the end of March 2026. Grosvenor Construction Limited has been chosen as the supplier, and the contract was signed on 21 November 2025. This tender presents an opportunity for businesses specialising in heritage construction and restoration, particularly those experienced with restricted site access and preservation of listed buildings. Construction firms with expertise in managing projects in culturally sensitive locations like World Heritage Sites should consider participation in similar future opportunities. The project offers a chance to build valuable experience in high-profile repair works, potentially leading to further opportunities within historic and protected site restorations. Moreover, regional construction companies may find this project particularly beneficial for showcasing their capabilities and expanding local prestige. ## Notice Repair works to listed, historic Slate Mill Buildings forming an important part of the World Heritage Site for the Slate Landscapes of North West Wales. The buildings are situated high on a hillside outside Blaenau Ffestiniog with limited access. Works need to be completed by the end of March 2026. ## Key Details | Field | Value | | --- | --- | | Publication source | Sell2Wales | | Latest notice | https://www.sell2wales.gov.wales/search/search_switch.aspx?ID=156830 | | Notice type | S2W Notice - Website Contract Award Notice | | Procurement type | Standard | | Procurement category | Works | | Procurement method | Open | | Procurement method details | Not specified | | Tender suitability | Not specified | | Awardee scale | Not specified | | All stages | Tender, Award | ## Dates | Field | Value | | --- | --- | | Publication date | 2 Dec 2025 | | Submission deadline | 31 Oct 2025 | | Future notice date | Not specified | | Award date | 21 Nov 2025 | | Contract period | Not specified | | Recurrence | Not specified | ## Values | Field | Value | | --- | --- | | Tender value | Not specified | | Lots value | Not specified | | Awards value | Not specified | | Contracts value | Not specified | ## Status | Field | Value | | --- | --- | | Tender status | Not specified | | Lots status | Not specified | | Awards status | Not specified | | Contracts status | Active | ## Buyer | Field | Value | | --- | --- | | Main buyer | SLATE HERITAGE INTERNATIONAL | | Locality | GWYNEDD | | Post town | Llandudno | | Postcode | LL41 3NB | | Country | Wales | | ITL 1 | TLL Wales | | ITL 2 | TLL3 North Wales | | ITL 3 | TLL32 Gwynedd | | Local authority | Gwynedd | | Electoral ward | Bowydd a'r Rhiw | | Westminster constituency | Dwyfor Meirionnydd | | Delivery location | Not specified | ## Supplier | Field | Value | | --- | --- | | Number of suppliers | 1 | | Supplier names | GROSVENOR CONSTRUCTION | ## CPV Codes ### Divisions - 45 - Construction work ### Codes - 45000000 - Construction work ## Release History - 2 Dec 2025 at 14:52 - Award - S2W Notice - Website Contract Award Notice - https://www.sell2wales.gov.wales/search/search_switch.aspx?ID=156830 - 10 Oct 2025 at 17:08 - Tender - S2W Notice - Website Invitation to Tender Notice - https://www.sell2wales.gov.wales/search/search_switch.aspx?ID=156830 ## Documents - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=17 3rd November 2025 - Report on Asbestos on Site Carried out Autumn 2025 - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=16 30th October 2025 - Plan missing from initial Pack - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=15 10th October 2025 - Quality Questionnaire - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=1 10th October 2025 - 006 Existing Section - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=2 10th October 2025 - 007 Urgent Works Detail - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=3 10th October 2025 - 009 Overall Roof Plan - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=4 10th October 2025 - 010 Urgent Works Key Truss Plan - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=5 10th October 2025 - 011 Urgent Works Key Truss Plan - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=6 10th October 2025 - 012 Urgent Works Details - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=7 10th October 2025 - 013 Reinstatement of Bay - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=8 10th October 2025 - 014 Overall Site Plan - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=9 10th October 2025 - Asbestos Report - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=10 10th October 2025 - Hazard Identification and Risk Assessment - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=11 10th October 2025 - Schedule of Works - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=12 10th October 2025 - Urgent Works Specification - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=13 10th October 2025 - Tender Document - https://www.sell2wales.gov.wales/Notice/Download/DocumentDownload.aspx?id=OCT552159&idx=14 10th October 2025 - Pricing Schedule ## Notice URLs - http://www.grosvenorconstruction.co.uk - https://www.sell2wales.gov.wales/ ## 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-kuma6s-156830. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-kuma6s-156830.json.