✓Tender information last checkedLast checked 6 Oct 2026, 13:31.
Opportunity overview
Provision of a flight-hour-based engine maintenance and support programme for Pratt & Whitney PW207D2 engines installed on Bell 429 aircraft, including scheduled and unscheduled maintenance, engine shop visits, life-limited component management, technical support and logistics coordination to maximise reliability, availability and continued airworthiness
Classification
CPV50211210 — Repair and maintenance services of aircraft engines
Complete Expression of Interest response form to begin registration on the Ariba platform.
The Tender Pack will be provided on our e tendering platform.
For suppliers who have completed and returned an expression of interest, please do not resubmit the form.Open source ↗
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
WS5911767399
Status
active
Procurement Method
selective
Procurement Method Details
Competitive flexible procedure
Main Procurement Category
services
Above Threshold
Yes
How to submit
Suppliers wishing to participate in this opportunity should complete the attached 'Expression of Interest (EOI) & SAP Ariba On-boarding Form' and return it to simon.giles@nationalgrid.com
Suppliers are requested to register their interest by 16th October 2026 at 15:00 to enable Ariba onboarding and secure access to the documents.
Registration is an administrative access step and is not an evaluated stage. Suppliers that miss this date should contact National Grid promptly. Access may be facilitated where reasonably practicable before the submission deadline.
Documents will be issued in www.ariba.com
National Grid intends to conduct a Competitive Flexible Procedure with a single tender submission stage. Suppliers are requested to register their interest to enable secure onboarding to National Grid's Ariba sourcing platform. Following onboarding, National Grid will issue the confidential procurement documents through Ariba, the tender documents, including the technical requirements, commercial schedules, contract documents and response templates.
Suppliers will submit a complete tender through Ariba.
National Grid will assess tenders against the published award criteria and assessment methodology.
Tender evaluation will commence upon receipt of completed submissions. The evaluation may consist of any negotiation, dialogue, tender rounds, down-selection stages, or planned refinement of award criteria.
Special regime
utilities
Submission terms
Electronic Submission Policy
allowed
Languages
en
Enquiry period
Ends
13 Oct 2026, 17:00
Expected award period
Ends
15 Nov 2026, 23:59
Lots and requirements
Entry 1
Id
1
Status
active
Value
Including VAT
1,000,000
Currency
GBP
Award criteria
Criteria
Criterion 1
Type
quality
Name
Technical Submission
Numbers
Entry 1
Number
65
Weight
percentageExact
Criterion 2
Type
cost
Name
Commercial Submission
Numbers
Entry 1
Number
35
Weight
percentageExact
Selection criteria
Criteria
Criterion 1
Type
economic
Description
Suppliers may be required to demonstrate that they have the legal and financial capacity to perform the contract. This will include demonstrating sufficient financial standing, taking account of the nature, complexity, value, duration and risk profile of the contract, and an ability to meet all applicable legal, statutory and regulatory requirements relevant to its performance. The detailed conditions of participation, supporting evidence requirements, assessment methodology and any applicable minimum thresholds will be set out in the associated tender documentation issued to suppliers.
Criterion 2
Type
technical
Description
Suppliers will be required to demonstrate the technical ability, relevant experience, competent resources, systems and organisational capability necessary to perform the contract. This includes meeting National Grid's applicable standard supplier requirements and all project-specific technical requirements. Detailed conditions of participation, minimum standards and evidence requirements will be provided in the associated tender documentation issued through National Grid's e-tendering platform. References to particular qualifications, accreditations or standards include permitted equivalents.
Contract period
Starts
1 Dec 2026, 00:00
Ends
30 Nov 2034, 23:59
Items and delivery
Item 1
Id
1
Related Lot
1
Additional Classifications
Entry 1
Scheme
CPV
Id
50211210
Description
Repair and maintenance services of aircraft engines
Published documents
Entry 1
Id
conflictOfInterest
Document Type
conflictOfInterest
Description
Not published
Entry 2
Id
A-23595
Document Type
biddingDocuments
Description
Complete Expression of Interest response form to begin registration on the Ariba platform.
The Tender Pack will be provided on our e tendering platform.
For suppliers who have completed and returned an expression of interest, please do not resubmit the form.
Buyer location · London · UKI32 · WC2N 5EH · United Kingdom
Notice and amendment history
4 published notice versions reviewed by ProcuraAxis.
4 VERSIONS
1
072154-2026Planned procurement notice on Find a Tender ·
2
072629-2026Planned procurement notice on Find a Tender ·
3
078148-2026Planned procurement notice on Find a Tender ·
4
094209-2026Tender notice on Find a Tender ·
PROCURAAXIS ANALYSIS
ProcuraAxis Analysis
Our approved analysis of the opportunity appears below the official tender information.
ANALYSIS PREVIEW
Opportunity intelligence at a glance
National Grid Electricity Transmission PLC is seeking a provider for a flight-hour-based maintenance and lifecycle support programme for Pratt & Whitney PW207D2 engines fitted to Bell 429 aircraft. Services include scheduled and unscheduled maintenance, shop visits, life-limited component management, technical support and logistics coordination.
Who this may suit
Best suited to specialist helicopter-engine maintenance and support providers with demonstrable PW207D2 / Bell 429 capability and capacity to provide lifecycle, technical and logistics support.
Key points identified
Engine and aircraft scopeSupport Pratt & Whitney PW207D2 engines installed on Bell 429 aircraft.Evidence: Opportunity description: 'Pratt & Whitney PW207D2 engines installed on Bell 429 aircraft'.
Maintenance scopeProvide scheduled and unscheduled maintenance, including engine shop visits.Evidence: Opportunity description.
ProcuraAxis structures information found in published procurement records, checks the result for consistency and publishes only approved analysis. Confidence describes the completeness and consistency of the available source information; it is not a guarantee of eligibility or contract award.
National Grid Electricity Transmission PLC is seeking a provider for a flight-hour-based maintenance and lifecycle support programme for Pratt & Whitney PW207D2 engines fitted to Bell 429 aircraft. Services include scheduled and unscheduled maintenance, shop visits, life-limited component management, technical support and logistics coordination.
Who this may suit
Best suited to specialist helicopter-engine maintenance and support providers with demonstrable PW207D2 / Bell 429 capability and capacity to provide lifecycle, technical and logistics support.
Key deliverables
Flight-hour-based engine maintenance and support programme
Scheduled and unscheduled engine maintenance
Engine shop visits
Life-limited component management
Technical support
Logistics coordination
SUPPLIER REQUIREMENTS
7 criteria identified
Engine and aircraft scope
99% confidence
Support Pratt & Whitney PW207D2 engines installed on Bell 429 aircraft.
View supporting evidence
Opportunity description: 'Pratt & Whitney PW207D2 engines installed on Bell 429 aircraft'.
Maintenance scope
98% confidence
Provide scheduled and unscheduled maintenance, including engine shop visits.
Complete and return the Expression of Interest response form to begin registration on the Ariba platform.
View supporting evidence
Bidding-document title: 'Complete Expression of Interest response form to begin registration on the Ariba platform.'
Tender documents
96% confidence
Tender pack will be provided through the buyer's e-tendering platform.
View supporting evidence
Bidding-document title: 'The Tender Pack will be provided on our e tendering platform.'
Lots
99% confidence
One active lot.
View supporting evidence
Supplied lots data contains active Lot 1.
RISKS AND UNKNOWNS
Points requiring attention
Aviation airworthiness dependency
97% confidence
The service is intended to support continued airworthiness; the supplier will need to manage safety-critical engine maintenance and component-lifecycle activities.
View supporting evidence
Opportunity description refers to engine maintenance, life-limited component management and 'continued airworthiness'.
Specialist asset compatibility
99% confidence
The requirement is specifically for PW207D2 engines on Bell 429 aircraft, limiting fit to suppliers with relevant technical capability.
View supporting evidence
Opportunity description.
Tender-pack dependency
96% confidence
Detailed evaluation, contractual and submission requirements are not available in the supplied data and are expected through the e-tendering platform.
View supporting evidence
Bidding-document title states that the Tender Pack will be provided on the e-tendering platform.
ProcuraAxis analysis supplements, but does not replace, the original notice and tender documents. Always verify eligibility, deadlines and commercial terms with the issuing authority.
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