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PROCUREMENT OPPORTUNITY

High-Pressure Isolation Equipment

NATIONAL GAS TRANSMISSION PLC · Contract award notice on Find a Tender

Tender information last checkedLast checked 26 Sept 2026, 21:12.

Opportunity overview

The procurement is for the supply of temporary pipeline isolation system and associated auxiliary equipment to support under pressure gas transmission activities. The equipment will be used to support high-consequence pipeline intervention activities, enhancing operational safety, isolation and asset integrity across the National Gas Transmission network.

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.

T.D. WILLIAMSON (U.K.) LIMITED

Matched by number
Published award value
£12.7m
Awarded
20 Jul 2026
Award ID
1
Status
pending
Identifier
GB-COH 00815090
Location
Swindon, UKK14, SN3 5HF, United Kingdom

Classification

No classification was supplied.

Lots

  • Lot 1Value not stated

Documents and notices

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-06ce67
Status
complete
Procurement Method
direct
Procurement Method Details
Direct award
Why this procedure was chosen
National Gas intends to award this contract directly under Section 41 of the Procurement Act 2023, relying on Schedule 5, paragraph 5. National Gas has identified a requirement for a temporary pipeline isolation system capable of meeting its defined operational, safety and asset integrity requirements for high-consequence under-pressure gas transmission activities. T.D. WILLIAMSON (U.K.) LIMITED holds the relevant intellectual property rights and exclusive rights associated with the technology required to meet National Gas's defined operational requirement and is the sole supplier capable of providing the required solution. National Gas has concluded that there are no reasonable alternatives capable of meeting its defined operational requirement.

Legal basis

Id
2023/54
Scheme
UKPGA

Procedure reasons

Entry 1
Id
singleSuppliersIntellectualPropertyExclusiveRights

Lots and requirements

Entry 1
Id
1
Status
complete

Buyer, suppliers and contacts

Organisation 1
Name
NATIONAL GAS TRANSMISSION PLC
Id
GB-COH-02006000

Identifier

Scheme
GB-COH
Id
02006000

Additional Identifiers

Entry 1
Scheme
GB-PPON
Id
PBXW-9626-VNZM

Address

Street Address
National Grid House Warwick Technology Park
Locality
Warwick
Postal Code
CV34 6DA
Country
GB
Country Name
United Kingdom
Region
UKG13

Contact

Roles

buyer

Details

Classifications

Entry 1
Scheme
UK_CA_TYPE
Id
privateUtility
Description
Private utility
Organisation 2
Name
T.D. WILLIAMSON (U.K.) LIMITED
Id
GB-COH-00815090

Identifier

Scheme
GB-COH
Id
00815090

Additional Identifiers

Entry 1
Scheme
GB-PPON
Id
PYZT-8821-LNNZ

Address

Street Address
Faraday Road
Locality
Swindon
Postal Code
SN3 5HF
Country
GB
Country Name
United Kingdom
Region
UKK14

Contact

Roles

supplier

Details

Scale
sme
Vcse
No
Public Service Mission Organization
No
Sheltered Workshop
No

Award information

Award 1
Id
1
Title
High-Pressure Isolation Equipment
Status
pending
Date
21 Jul 2026, 00:00
Main Procurement Category
goods
Above Threshold
Yes

Items

Item 1
Id
1
Related Lot
1

Additional Classifications

Entry 1
Scheme
CPV
Id
39340000
Description
Gas network equipment
Entry 2
Scheme
CPV
Id
42130000
Description
Taps, cocks, valves and similar appliances

Delivery locations

Entry 1
Region
UK
Country
GB
Country Name
United Kingdom

Value

Including VAT
15,269,405.33
Amount
12,724,504.44
Currency
GBP

Suppliers

Supplier 1
Id
GB-COH-00815090
Name
T.D. WILLIAMSON (U.K.) LIMITED

Standstill Period

Ends
30 Jul 2026, 23:59

Contract period

Starts
31 Jul 2026, 00:00
Ends
31 Dec 2028, 23:59

Related lots

1

Documents

Entry 1
Id
068706-2026
Document Type
awardNotice
Notice Type
UK6
Description
Contract award notice on Find a Tender
Published
21 Jul 2026, 13:36
Format
text/html

Milestones

Entry 1
Id
1
Type
futureSignatureDate
Due
31 Jul 2026, 23:59
Status
scheduled

Recorded locations

  • Buyer location · Warwick · UKG13 · CV34 6DA · United Kingdom

Notice and amendment history

2 published notice versions reviewed by ProcuraAxis.

2 VERSIONS
  1. 068046-2026Transparency notice on Find a Tender ·
  2. 068706-2026Contract award notice on Find a Tender ·