---
title: "A483 Llandeilo & Ffairfach Improvements - NEC4 Project Management Services"
ocid: "ocds-h6vhtk-06a721"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06a721"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-06a721.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-06a721.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "LLYWODRAETH CYMRU / WELSH GOVERNMENT"
published: "2026-05-28"
---

# A483 Llandeilo & Ffairfach Improvements - NEC4 Project Management Services

Buyer: LLYWODRAETH CYMRU / WELSH GOVERNMENT  
Current stage: Award  
OCID: ocds-h6vhtk-06a721

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06a721)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-06a721.json)

## Summary

The contract process involves the Welsh Government as the buying organisation with a project titled "A483 Llandeilo & Ffairfach Improvements – NEC4 Project Management Services." This procurement falls under the services category and is located in the region UKL, United Kingdom. The contract pertains to NEC4 Project Management Services, including Risk and Commercial Management. Initiated as a direct procurement without competition, the process has reached the award stage, with the contract beginning on 1st May 2026 and potentially extending until May 2029. The current contract, valued at £51,840 gross, was signed on the 1st April 2026 and involves services that require close collaboration with relevant stakeholders. Notably, this procurement follows Welsh devolved regulations within the public authority's central government framework.

This tender represents a significant opportunity for businesses in the construction consultancy and site supervision sectors, specifically those adept at NEC4 project management services. Such participation can help SMEs like Ymgynghorwyr Seilo Cyf, the awarded supplier, to expand their portfolios and foster relationships within the public sector. Companies located in Wales or with experience in dealing with Welsh Government regulations may find themselves particularly well-suited to engage in similar projects. The project's requirements for commercial and risk management services present additional prospects for consultancies specialising in these areas to demonstrate their expertise and secure ongoing partnerships.

## Notice

Provision of NEC4 Project Management Services for the Ground Investigation Contract between Welsh Government and Arcadis. Additional duties include Risk and Commercial Management as well as liaison with relevant stakeholders

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/050093-2026 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Direct |
| Procurement method details | Below threshold - without competition |
| Tender suitability | Not specified |
| Awardee scale | SME |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 28 May 2026 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 31 Mar 2026 |
| Contract period | 30 Apr 2026 - 1 May 2028 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £43,200 |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | LLYWODRAETH CYMRU / WELSH GOVERNMENT |
| Locality | CARDIFF |
| Post town | Cardiff |
| Postcode | CF10 3NQ |
| Country | Wales |
| ITL 1 | TLL Wales |
| ITL 2 | TLL5 South East Wales |
| ITL 3 | TLL52 Cardiff and Vale of Glamorgan |
| Local authority | Cardiff |
| Electoral ward | Cathays |
| Westminster constituency | Cardiff South and Penarth |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | YMGYNGHORWYR SEILO CYF |

## CPV Codes

### Divisions

- 71 - Architectural, construction, engineering and inspection services

### Codes

- 71521000 - Construction-site supervision services
- 71530000 - Construction consultancy services

## Release History

- 28 May 2026 at 09:02 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/050093-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/050093-2026
  28th May 2026 - Contract details notice on Find a Tender

## Notice URLs

- http://gov.wales
- 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-06a721. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-06a721.json.