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HVDC Major Works & Civils Framework

NATIONAL GRID UK LIMITED

This public procurement record has 2 releases in its history.

Award

21 Aug 2025 at 09:57

Award Notice
Tender

01 Dec 2023 at 12:09

Tender Notice
Summary of the contracting process

National Grid UK Limited, a leading electricity and gas network company, is overseeing the "HVDC Major Works & Civils Framework" in the United Kingdom. This procurement, classified under the construction work category, focuses on facilitating HVDC projects to connect 50GW of offshore wind by 2030 and achieve Net Zero by 2050. The multi-year framework is structured to support numerous HVDC projects, including the construction of converter stations and the installation of ultra-high voltage cables. The procurement has reached the award stage, with contracts signed on 8th August 2025. Key suppliers include Balfour Beatty Utility Solutions Limited, BAM Nuttall Limited, and others. The procurement process follows a negotiated procedure with prior call for competition and is governed by CELEX legal basis, ensuring compliance with necessary regulations.

This procurement project offers significant business growth opportunities, especially for large-scale construction firms with expertise in HVDC technology and civil engineering. Companies specialising in building installation work, electricity distribution equipment installation, and ancillary works for pipelines and cables will find this tender particularly advantageous. The potential to secure longstanding contracts within a framework that could extend up to eight years, coupled with the alignment towards renewable energy goals and infrastructure enhancement, makes this attractive for firms aiming to establish proficiency in large-scale infrastructure projects within the UK. The opportunity to collaborate within a selective procurement framework and engage in substantial works for converter stations and cabling projects presents robust growth prospects for businesses in this sector.

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Notice Information

Notice Title

HVDC Major Works & Civils Framework

Notice Description

National Grid is an international Electricity and Gas Network Company and one of the largest investor-owned energy companies in the world, based in the United Kingdom with operations in the north-east of the United States of America. National Grid is looking to establish a multi-year High Voltage Direct Current (HVDC) Major Works & Civils Framework, primarily to service its growing HVDC requirements. The scope of this Procurement includes c.15 HVDC projects; certain projects, and other identified projects that it is currently anticipated will be of similar size and value and will be identified as infrastructure to enable the connection of 50GW of Offshore Wind by 2030 and Net Zero by 2050. The scope also comprises other as-yet unidentified additional major HVDC projects, the precise location and nature of which is not yet known but which will share the same key features as the other projects. National Grid's HVDC Major Works & Civils Framework includes but is not limited to civil engineering & construction works for National Grid's High Voltage Direct Current project portfolio, including construction of converter stations and installation of UHV cable. NGUK issued a contract notice with publication reference 2023/S 000-035469 on 1 December 2023 National Grid reserves its rights to utilise different procurement routes for converter civil works (i.e., turnkey delivery through the HVDC Converter Systems Framework) and cable civil works (i.e., turnkey delivery through the HVDC Cable Framework) on a project-by-project basis.

Lot Information

HVDC Converter Civil Works

Lot 1 - HVDC Converter Civil Works of the HVDC Major Works and Civils Framework is intended to be used for the delivery of converter station civils works, which may include, but is not limited to: - Design - Consenting - Enabling Works - Site establishment - Civil and structural engineering - Building services - DNO supplies - Earthing - Lightning protection

Options: 5 year initial term with option to extend for a maximum of three years (1+1+1)

HVDC Onshore Cable Civil Works

Lot 2 - HVDC Onshore Cable Works of the HVDC Major Works and Civils Framework is intended to be used for the delivery of onshore cable works that fall under NG's HVDC portfolio, which may include, but is not limited to: - Design - Enabling Works - Consenting - DC cable trench - AC cable trench - Foundations and bolts for cable terminations - Cable haulage and pulling

Options: Initial 5 year term with a maximum of three year extensions (1+1+1)

Notice Details

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-0420f1
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/050407-2025
Current Stage
Award
All Stages
Tender, Award

Procurement Classification

Notice Type
Tender Notice
Procurement Type
Framework
Procurement Category
Works
Procurement Method
Selective
Procurement Method Details
Negotiated procedure with prior call for competition
Tender Suitability
Not specified
Awardee Scale
Large

Common Procurement Vocabulary (CPV)

CPV Divisions

45 - Construction work

51 - Installation services (except software)

CPV Codes

45000000 - Construction work

45200000 - Works for complete or part construction and civil engineering work

45231400 - Construction work for electricity power lines

45232000 - Ancillary works for pipelines and cables

45300000 - Building installation work

51112100 - Installation services of electricity distribution equipment

Notice Value(s)

Tender Value
£12,770,000,000 Over £10B
Lots Value
£12,770,000,000 Over £10B
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
21 Aug 20251 years ago
Submission Deadline
15 Jan 2024Expired
Future Notice Date
Not specified
Award Date
8 Aug 20251 years ago
Contract Period
Not specified - Not specified
Recurrence
Not specified

Notice Status

Tender Status
Complete
Lots Status
Cancelled
Awards Status
Active
Contracts Status
Active

Buyer & Supplier

Contracting Authority (Buyer)

Main Buyer
NATIONAL GRID UK LIMITED
Additional Buyers

National Grid UK Limited

Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
LONDON
Postcode
WC2N 5EH
Postcode Area
Central London
Country
England
Major Region (ITL 1)
TLI London
Basic Region (ITL 2)
TLI3 Inner London - West
Small Region (ITL 3)
TLI35 Westminster and City of London
Delivery Location
Not specified
Local Authority
Westminster
Electoral Ward
St James's
Westminster Constituency
Cities of London and Westminster

Supplier Information

Number of Suppliers
8
Supplier Names

BAM Nuttall Limited

Balfour Beatty Utility Solutions Limited

Galliford Try Construction Limited

J. Murphy & Sons Limited

Laing O'Rourke Delivery Limited

Skanska Construction UK Limited

Taylor Woodrow Infrastructure Limited

Volkerfitzpatrick Limited

Further Information

Open Contracting Data Standard (OCDS)

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The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts.

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