---
title: "Aberthaw B 132kV Connection"
ocid: "ocds-kuma6s-154742"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-kuma6s-154742"
markdown_url: "https://d3tenders.com/contract/ocds-kuma6s-154742.md"
json_url: "https://d3tenders.com/contract/ocds-kuma6s-154742.json"
source: "Sell2Wales"
current_stage: "Award"
buyer: "LLYWODRAETH CYMRU / WELSH GOVERNMENT"
published: "2025-08-27"
---

# Aberthaw B 132kV Connection

Buyer: LLYWODRAETH CYMRU / WELSH GOVERNMENT  
Current stage: Award  
OCID: ocds-kuma6s-154742

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-kuma6s-154742)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-kuma6s-154742.json)

## Summary

The Welsh Government, acting as the buyer, has awarded a contract for the Aberthaw B 132kV Connection project to National Energy System Operator Ltd (NESO). This project, categorised under "works," involves electricity distribution and related services aimed at providing a 132kV connection to the development site at Bro Tathan. The procurement process has reached the award stage, with the contract having been signed on 15 August 2025. The location of activity spans Cardiff, where the buyer is based, and Berkshire, where the supplier's address is located. The total contract value is £4,991,385.74.

This tender offers significant growth opportunities for businesses involved in electricity distribution and infrastructure works, particularly those specialising in high-voltage connections. Organisations within the utilities sector, engineering firms, and those with expertise in large-scale infrastructure projects would find this contract highly relevant. The successful engagement with the Welsh Government underscores potential further collaborations in future public infrastructure developments, making this an attractive venture for firms seeking to expand within the public procurement domain.

## Notice

Connection and associated works to provide a 132kV connection to the Welsh Government development site at Bro Tathan

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Sell2Wales |
| Latest notice | https://www.sell2wales.gov.wales/search/search_switch.aspx?ID=154742 |
| Notice type | S2W Notice - Website Contract Award Notice |
| Procurement type | Standard |
| Procurement category | Works |
| Procurement method | Not Specified |
| Procurement method details | Not specified |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 27 Aug 2025 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 15 Aug 2025 |
| Contract period | Not specified |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | £4,991,385 |
| 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 | LLYWODRAETH CYMRU / WELSH GOVERNMENT |
| Locality | CAERDYDD / 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 | NATIONAL ENERGY SYSTEM OPERATOR LTD (NESO |

## CPV Codes

### Divisions

- 65 - Public utilities

### Codes

- 65300000 - Electricity distribution and related services

## Release History

- 27 Aug 2025 at 08:45 - Award - S2W Notice - Website Contract Award Notice - https://www.sell2wales.gov.wales/search/search_switch.aspx?ID=154742

## Notice URLs

- http://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-154742. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-kuma6s-154742.json.