--- title: "13 Pounder Design Organisation (DO)" ocid: "ocds-h6vhtk-05586e" canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05586e" markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05586e.md" json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05586e.json" source: "Find A Tender Service" current_stage: "Tender" buyer: "DEFENCE EQUIPMENT AND SUPPORT" published: "2026-06-03" --- # 13 Pounder Design Organisation (DO) Buyer: DEFENCE EQUIPMENT AND SUPPORT Current stage: Tender OCID: ocds-h6vhtk-05586e [View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05586e) [Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-05586e.json) ## Summary Defence Equipment and Support (DE&S), a central government authority based in Bristol, UK, is actively in the tender stage of procuring a Design Organisation (DO) through an open procurement method. The project titled "13 Pounder Design Organisation (DO)" seeks a qualified DO to provide comprehensive engineering and configuration management for the Ordnance Quick Fire 13-Pounder ceremonial guns. This contract falls under the "Engineering design services" category and is valued at approximately GBP 2.5 million, aiming to commence on 13 October 2026, with the tender period ending on 3 July 2026. The project, set within the defence and security sector, plans a contract period lasting until 2029, with an option for an additional year. This tender presents significant opportunities for engineering firms specializing in lifecycle management and technical documentation. The focus on engineering governance, project management, and maintenance in the evaluation criteria makes this an excellent opportunity for firms that confidently demonstrate their technical and project management capabilities, especially those with experience in defence-specific projects. Moreover, the procurement aims to support small and medium-sized enterprises (SMEs), providing an inclusive opportunity for varied business entities to showcase their expertise and contribute to enhancing DE&S's service delivery to the King's Troop Royal Horse Artillery, allowing businesses to grow their portfolio within government contracts. ## Notice This procurement seeks to competitively appoint a suitably qualified Design Organisation (DO) to provide through-life design authority, engineering assurance, configuration management, and technical documentation support for the Ordnance Quick Fire 13-Pounder ceremonial guns operated by The King's Troop Royal Horse Artillery. ### Lot Information Lot 1 Options: 1 Option Year after the end of initial contract Renewal: 1 Option Year after the end of initial contract ### Planning Information DE&S encourages participation in the Request For Information (RFI), which is to be issued within 10 working days from the date of this notice and it is to be closed within further 10 working days from the RFI being published. Further steps will be confirmed within the RFI. ## Key Details | Field | Value | | --- | --- | | Publication source | Find A Tender Service | | Latest notice | https://www.find-tender.service.gov.uk/Notice/052481-2026 | | Notice type | UK4 - Tender Notice | | Procurement type | Standard | | Procurement category | Services | | Procurement method | Open | | Procurement method details | Open procedure | | Tender suitability | SME, VCSE | | Awardee scale | Not specified | | All stages | Planning, Tender | ## Dates | Field | Value | | --- | --- | | Publication date | 3 Jun 2026 | | Submission deadline | 3 Jul 2026 | | Future notice date | 23 Mar 2026 | | Award date | Not specified | | Contract period | 12 Oct 2026 - 15 Oct 2029 | | Recurrence | Not specified | ## Values | Field | Value | | --- | --- | | Tender value | £2,000,000 | | Lots value | £2,000,000 | | Awards value | Not specified | | Contracts value | Not specified | ## Status | Field | Value | | --- | --- | | Tender status | Active | | Lots status | Active | | Awards status | Not specified | | Contracts status | Not specified | ## Buyer | Field | Value | | --- | --- | | Main buyer | DEFENCE EQUIPMENT AND SUPPORT | | Locality | BRISTOL | | Post town | Bristol | | Postcode | BS34 8JH | | Country | England | | ITL 1 | TLK South West (England) | | ITL 2 | TLK5 West of England | | ITL 3 | TLK52 Bath & North East Somerset and South Gloucestershire | | Local authority | South Gloucestershire | | Electoral ward | Stoke Park & Cheswick | | Westminster constituency | Filton and Bradley Stoke | | Delivery location | Not specified | ## CPV Codes ### Divisions - 71 - Architectural, construction, engineering and inspection services ### Codes - 71320000 - Engineering design services ## Release History - 3 Jun 2026 at 15:15 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/052481-2026 - 19 May 2026 at 09:35 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/045649-2026 - 23 Apr 2026 at 16:44 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/037313-2026 - 9 Mar 2026 at 11:18 - PlanningUpdate - UK3 - Planned Procurement Notice - https://www.find-tender.service.gov.uk/Notice/020792-2026 - 16 Sep 2025 at 20:48 - Planning - UK3 - Planned Procurement Notice - https://www.find-tender.service.gov.uk/Notice/057144-2025 - 3 Jul 2025 at 14:15 - Planning - UK2 - Preliminary Market Engagement Notice - https://www.find-tender.service.gov.uk/Notice/037181-2025 - 3 Jul 2025 at 14:05 - Planning - UK1 - Pipeline Notice - https://www.find-tender.service.gov.uk/Notice/037174-2025 ## Documents - https://www.find-tender.service.gov.uk/Notice/052481-2026 3rd June 2026 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/045649-2026 19th May 2026 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/037313-2026 23rd April 2026 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/020792-2026 9th March 2026 - Planned procurement notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/057144-2025 16th September 2025 - Planned procurement notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/037181-2025 3rd July 2025 - Preliminary market engagement notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/037174-2025 3rd July 2025 - Pipeline notice on Find a Tender ## Notice URLs - https://contracts.mod.uk/esop/ogc-host/public/mod/web/login.html?_ncp=1764765533529.624381-1 - https://www.gov.uk/government/organisations/defence-equipment-and-support - 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-05586e. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05586e.json.