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PROCUREMENT OPPORTUNITY

HVDC Converter Systems Framework

NATIONAL GRID UK LIMITED · compiled

Tender information last checkedLast checked 29 Sept 2026, 19:02.

Opportunity overview

NGUK issued a contract notice with publication reference 2023/S 000-035470 on 1 December 2023, with a view to establishing a multi-year, multi-supplier framework enabling the procurement of high voltage direct current (HVDC) converter projects which include: (i) the supply and installation of converter systems including design, manufacture, installation, and testing of HVDC converter station technology and equipment, which may include front-end engineering design services in relation to any or all of the same; (ii) turnkey solution including civils and major works; and (iii) maintenance services

Awarded to

Amounts belong to published awards or contracts. Where several suppliers share one value, it is labelled as shared and is not a supplier-specific allocation.

UK GRID SOLUTIONS LIMITED

Matched by number
Published award value
Value not stated
Awarded
Not supplied
Contract signed
25 Feb 2025
Award ID
009131-2025-1
Status
active
Identifier
GB-COH 04955841
Location
Stafford, UK, United Kingdom

HITACHI ENERGY SWEDEN AB

No match
Shared published award value
Value not stated
Awarded
Not supplied
Contract signed
24 Feb 2025
Suppliers
One of 2 awarded suppliers
Award ID
009131-2025-2
Status
active
Identifier
556029 - 7029
Location
Västerås, SE, Sweden

HITACHI ENERGY UK LIMITED

Matched by number
Shared published award value
Value not stated
Awarded
Not supplied
Contract signed
24 Feb 2025
Suppliers
One of 2 awarded suppliers
Award ID
009131-2025-2
Status
active
Identifier
GB-COH 02985756
Location
Birmingham, UK, United Kingdom

MITSUBISHI ELECTRIC EUROPE B.V.

Matched by number
Published award value
Value not stated
Awarded
Not supplied
Contract signed
25 Feb 2025
Award ID
009131-2025-3
Status
active
Identifier
GB-COH FC019156
Location
Amsterdam, NL, Netherlands

SIEMENS ENERGY GLOBAL GMBH & CO KG,

No match
Shared published award value
Value not stated
Awarded
Not supplied
Contract signed
25 Feb 2025
Suppliers
One of 2 awarded suppliers
Award ID
009131-2025-4
Status
active
Identifier
HRA111200
Location
Munich, DE, Germany

SIEMENS ENERGY LIMITED

Matched by number
Shared published award value
Value not stated
Awarded
Not supplied
Contract signed
25 Feb 2025
Suppliers
One of 2 awarded suppliers
Award ID
009131-2025-4
Status
active
Identifier
GB-COH 00631825
Location
Newcastle Upon Tyne, UK, United Kingdom

Classification

  • CPV45000000 — Construction work
  • CPV31200000 — Electricity distribution and control apparatus
  • CPV31600000 — Electrical equipment and apparatus

Lots

  • NGUK issued a contract notice with publication reference 2023/S 000-035470 on 1 December 2023, with a view to establishing a multi-year, multi-supplier framework enabling the procurement of high voltage direct current (HVDC) converter projects which include: (i) the supply and installation of converter systems including design, manufacture, installation, and testing of HVDC converter station technology and equipment, which may include front-end engineering design services in relation to any or all of the same; (ii) turnkey solution including civils and major works; and (iii) maintenance services The HVDC Converter Framework enables any of the following entities to issue Call Off Documents in accordance with the procedure set out within the Framework Agreement: (a) NGUK and/or any Affiliate of NGUK; (b) any Project Partner who, jointly with NGUK and/or any Affiliate of NGUK (as the case may be), issues a Call Off Document; and/or (c) any special purpose vehicle, incorporated joint venture or contractual joint venture between any of the entities listed in Paragraphs (a) and (b)Value not stated

Published notice details

Additional information from the published procurement release. Fields appear only when supplied by the source; check the original notice and tender documents before acting.

Scope, procedure and submissions

Id
ocds-h6vhtk-0420f2
Status
complete
Has Recurrence
No
Procurement Method
selective
Main Procurement Category
works
Procurement Method Details
Negotiated procedure with prior call for competition

Legal basis

Id
32014L0025
Scheme
CELEX

Techniques

Has Framework Agreement
Yes

Framework Agreement

Maximum Participants
9,999,999

Tender Period

Ends
15 Jan 2024

Contract terms

Performance Terms
Call-off contracts may require the Contractor to interface with other contractors and involve a requirement for interaction/partnership working.
Tenderer Legal Form
No specific legal form is required in order to participate in the procurement stage. However, National Grid reserves the right to require successfully appointed suppliers to take a specific legal form and/or accept joint and several liability if constituted as a group of economic operators.
Has Electronic Payment
Yes
Has Electronic Ordering
Yes
Electronic Invoicing Policy
allowed

Classification

Id
45000000
Scheme
CPV
Description
Construction work

Submission terms

Languages

en

Submission Method

electronicSubmission

Lots and requirements

Entry 1
Id
1
Status
cancelled
Has Options
Yes
Has Renewal
No
Description
NGUK issued a contract notice with publication reference 2023/S 000-035470 on 1 December 2023, with a view to establishing a multi-year, multi-supplier framework enabling the procurement of high voltage direct current (HVDC) converter projects which include: (i) the supply and installation of converter systems including design, manufacture, installation, and testing of HVDC converter station technology and equipment, which may include front-end engineering design services in relation to any or all of the same; (ii) turnkey solution including civils and major works; and (iii) maintenance services The HVDC Converter Framework enables any of the following entities to issue Call Off Documents in accordance with the procedure set out within the Framework Agreement: (a) NGUK and/or any Affiliate of NGUK; (b) any Project Partner who, jointly with NGUK and/or any Affiliate of NGUK (as the case may be), issues a Call Off Document; and/or (c) any special purpose vehicle, incorporated joint venture or contractual joint venture between any of the entities listed in Paragraphs (a) and (b)

Options

Description
The initial Framework duration is 60 (sixty) months, with the option to extend for up to 36 (thirty-six) months via single or multiple fixed terms

Contract period

Duration In Days
2,880

Submission terms

Variant Policy
allowed

Items and delivery

Item 1
Id
1
Related Lot
1

Delivery locations

Entry 1
Region
UK
Entry 2
Region
UK

Additional Classifications

Entry 1
Id
31200000
Scheme
CPV
Description
Electricity distribution and control apparatus
Entry 2
Id
31600000
Scheme
CPV
Description
Electrical equipment and apparatus

Published documents

Entry 1
Id
economic
Document Type
economicSelectionCriteria
Entry 2
Id
technical
Document Type
technicalSelectionCriteria

Buyer, suppliers and contacts

Organisation 1
Id
GB-COH-04508773
Name
NATIONAL GRID UK LIMITED

Roles

buyer

Address

Region
UK
Locality
London
Postal Code
WC2N5EH
Country Name
United Kingdom
Street Address
1-3 Strand

Details

Classifications

Entry 1
Id
ELECTRICITY
Scheme
TED_CE_ACTIVITY
Description
Electricity

Identifier

Id
04508773
Scheme
GB-COH
Legal Name
NATIONAL GRID UK LIMITED

Contact

Name
Holly McPherson
Organisation 2
Id
GB-FTS-136
Name
High Court of England and Wales

Roles

reviewBody

Address

Locality
London
Country Name
United Kingdom

Identifier

Legal Name
High Court of England and Wales
Organisation 3
Id
GB-COH-04955841
Name
UK GRID SOLUTIONS LIMITED

Roles

supplier

Address

Region
UK
Locality
Stafford
Country Name
United Kingdom

Details

Scale
large

Identifier

Id
04955841
Scheme
GB-COH
Legal Name
UK GRID SOLUTIONS LIMITED
Organisation 4
Id
GB-FTS-140609
Name
HITACHI ENERGY SWEDEN AB

Roles

supplier

Address

Region
SE
Locality
Västerås
Country Name
Sweden

Details

Scale
large

Identifier

Id
556029 - 7029
Legal Name
HITACHI ENERGY SWEDEN AB
Scheme Entered
Bolagsverket, Sweden
Organisation 5
Id
GB-COH-FC019156
Name
MITSUBISHI ELECTRIC EUROPE B.V.

Roles

supplier

Address

Region
NL
Locality
Amsterdam
Country Name
Netherlands

Details

Scale
large

Identifier

Id
FC019156
Scheme
GB-COH
Legal Name
MITSUBISHI ELECTRIC EUROPE B.V.
Organisation 6
Id
GB-FTS-140610
Name
SIEMENS ENERGY GLOBAL GMBH & CO KG,

Roles

supplier

Address

Region
DE
Locality
Munich
Country Name
Germany

Details

Scale
large

Identifier

Id
HRA111200
Legal Name
SIEMENS ENERGY GLOBAL GMBH & CO KG,
Scheme Entered
Company House, Germany
Organisation 7
Id
GB-COH-02985756
Name
HITACHI ENERGY UK LIMITED

Roles

supplier

Address

Region
UK
Locality
Birmingham
Country Name
United Kingdom

Details

Scale
large

Identifier

Id
02985756
Scheme
GB-COH
Legal Name
HITACHI ENERGY UK LIMITED
Organisation 8
Id
GB-COH-00631825
Name
SIEMENS ENERGY LIMITED

Roles

supplier

Address

Region
UK
Locality
Newcastle Upon Tyne
Country Name
United Kingdom

Details

Scale
large

Identifier

Id
00631825
Scheme
GB-COH
Legal Name
SIEMENS ENERGY LIMITED

Award information

Award 1
Id
009131-2025-1
Status
active

Suppliers

Supplier 1
Id
GB-COH-04955841
Name
UK GRID SOLUTIONS LIMITED

Related lots

1
Award 2
Id
009131-2025-2
Status
active

Suppliers

Supplier 1
Id
GB-FTS-140609
Name
HITACHI ENERGY SWEDEN AB
Supplier 2
Id
GB-COH-02985756
Name
HITACHI ENERGY UK LIMITED

Related lots

1
Award 3
Id
009131-2025-3
Status
active

Suppliers

Supplier 1
Id
GB-COH-FC019156
Name
MITSUBISHI ELECTRIC EUROPE B.V.

Related lots

1
Award 4
Id
009131-2025-4
Status
active

Suppliers

Supplier 1
Id
GB-FTS-140610
Name
SIEMENS ENERGY GLOBAL GMBH & CO KG,
Supplier 2
Id
GB-COH-00631825
Name
SIEMENS ENERGY LIMITED

Related lots

1

Contracts and changes

Entry 1
Id
009131-2025-1
Status
active
Award ID
009131-2025-1
Date Signed
25 Feb 2025, 00:00
Entry 2
Id
009131-2025-2
Status
active
Award ID
009131-2025-2
Date Signed
24 Feb 2025, 00:00
Entry 3
Id
009131-2025-3
Status
active
Award ID
009131-2025-3
Date Signed
25 Feb 2025, 00:00
Entry 4
Id
009131-2025-4
Status
active
Award ID
009131-2025-4
Date Signed
25 Feb 2025, 00:00

Recorded locations

  • Buyer location · London · UK · WC2N5EH · United Kingdom
  • Delivery location · UK

Notice and amendment history

1 published notice version reviewed by ProcuraAxis.

1 VERSION
  1. ocds-h6vhtk-0420f2-2025-03-13T09:31:32Zcompiled ·