✓Tender information last checkedLast checked 6 Oct 2026, 18:11.
Opportunity overview
The contracting authority is seeking a suitably qualified aviation services provider to deliver continuing airworthiness management, maintenance, engineering support, hangarage and associated logistics services for its Bell 429 aircraft fleet.
The appointed supplier shall be responsible for ensuring aircraft remain airworthy, safe, compliant with applicable aviation regulations, and available to meet operational requirements.
Classification
CPV50212000 — Repair and maintenance services of helicopters
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
WS5832028586
Status
active
Procurement Method
open
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 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
Tender Period
Ends
16 Oct 2026, 23:59
Expected award period
Ends
1 Mar 2027, 23:59
Lots and requirements
Entry 1
Id
1
Status
active
Has Renewal
Yes
Value
Including VAT
1,600,000
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 Mar 2027, 00:00
Ends
28 Feb 2030, 23:59
Max Extent Date
28 Feb 2035, 23:59
Renewal
Description
Continuation of service provision via extensions to the original term.
Buyer location · London · UKI32 · WC2N 5EH · United Kingdom
Delivery location · UKC · United Kingdom
Delivery location · UKD · United Kingdom
Delivery location · UKE · United Kingdom
Delivery location · UKF · United Kingdom
Delivery location · UKG · United Kingdom
Delivery location · UKH · United Kingdom
Delivery location · UKI · United Kingdom
Delivery location · UKJ · United Kingdom
Delivery location · UKK · United Kingdom
Notice and amendment history
3 published notice versions reviewed by ProcuraAxis.
3 VERSIONS
1
072156-2026Planned procurement notice on Find a Tender ·
2
072623-2026Planned procurement notice on Find a Tender ·
3
094453-2026Tender 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 seeks an aviation services provider for its Bell 429 helicopter fleet. Services include continuing airworthiness management, maintenance, engineering support, hangarage and logistics, with responsibility for airworthiness, safety, regulatory compliance and operational availability.
Who this may suit
Best suited to specialist helicopter continuing-airworthiness and maintenance providers able to support Bell 429 operations and associated hangarage/logistics. Explicit certification, insurance, financial and selection requirements are not stated in the supplied data.
Aircraft platformBell 429 aircraft fleetEvidence: Title and description refer to "Bell 429 aircraft" and "Bell 429 aircraft fleet".
Airworthiness and complianceEnsure aircraft remain airworthy, safe, compliant with applicable aviation regulations and operationally availableEvidence: Description: "The appointed supplier shall be responsible for ensuring aircraft remain airworthy, safe, compliant with applicable aviation regulations, and available to meet operational requirements."
95% approved-analysis confidence7 supplier criteria identified4 risks or unknowns
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 seeks an aviation services provider for its Bell 429 helicopter fleet. Services include continuing airworthiness management, maintenance, engineering support, hangarage and logistics, with responsibility for airworthiness, safety, regulatory compliance and operational availability.
Who this may suit
Best suited to specialist helicopter continuing-airworthiness and maintenance providers able to support Bell 429 operations and associated hangarage/logistics. Explicit certification, insurance, financial and selection requirements are not stated in the supplied data.
Key deliverables
Continuing airworthiness management
Aircraft maintenance
Engineering support
Hangarage
Associated logistics support
Maintaining airworthiness, safety, regulatory compliance and operational availability
SUPPLIER REQUIREMENTS
7 criteria identified
Supplier capability
98% confidence
Suitably qualified aviation services provider
View supporting evidence
Description: "seeking a suitably qualified aviation services provider".
Aircraft platform
99% confidence
Bell 429 aircraft fleet
View supporting evidence
Title and description refer to "Bell 429 aircraft" and "Bell 429 aircraft fleet".
Airworthiness and compliance
99% confidence
Ensure aircraft remain airworthy, safe, compliant with applicable aviation regulations and operationally available
View supporting evidence
Description: "The appointed supplier shall be responsible for ensuring aircraft remain airworthy, safe, compliant with applicable aviation regulations, and available to meet operational requirements."
Explicit named certifications/accreditations
93% confidence
Unknown; none are named in the supplied notice data
View supporting evidence
No certification or accreditation is explicitly identified in the supplied opportunity record.
SME suitability
99% confidence
Unknown
View supporting evidence
suitable_for_sme is null.
VCSE suitability
99% confidence
Unknown
View supporting evidence
suitable_for_vcse is null.
Insurance, financial standing and other selection criteria
95% confidence
Unknown
View supporting evidence
Not stated in the supplied opportunity data.
COMMERCIAL AND DELIVERY
Contract intelligence
Commercial
Estimated maximum contract value
99% confidence
£1,600,000
View supporting evidence
process.value_max is 1600000 GBP; lot 1 value is 1600000 GBP.
Minimum contract value
99% confidence
Unknown
View supporting evidence
process.value_min is null.
Contract term
99% confidence
Unknown
View supporting evidence
contract_start_at and contract_end_at are null.
Delivery
Delivery coverage
96% confidence
UK North East, North West, Yorkshire and the Humber, East Midlands, West Midlands, East of England, London, South East and South West
View supporting evidence
Delivery locations are coded UKC, UKD, UKE, UKF, UKG, UKH, UKI, UKJ and UKK.
Operational services
99% confidence
Continuing airworthiness management, maintenance, engineering support, hangarage and logistics
View supporting evidence
Description explicitly lists these services.
Delivery start date
99% confidence
Unknown
View supporting evidence
contract_start_at is null.
PROCEDURE
How to respond
Opportunity status
99% confidence
Open
View supporting evidence
display_status is "open" and source_status is "active".
Procedure
99% confidence
Competitive flexible procedure
View supporting evidence
procurement_method_details is "Competitive flexible procedure".
Procurement method
99% confidence
Open
View supporting evidence
procurement_method is "open".
Submission deadline
99% confidence
16 October 2026, 23:59:59 BST (UTC+01:00)
View supporting evidence
process and lot 1 submission_deadline: 2026-10-16T23:59:59+01:00.
Lots
98% confidence
One active lot
View supporting evidence
One lot is supplied, lot_id "1", status "active".
RISKS AND UNKNOWNS
Points requiring attention
Specialist capability risk
98% confidence
The required service combines continuing airworthiness, helicopter maintenance, engineering, hangarage and logistics for a specific aircraft platform.
View supporting evidence
Description lists all these services for the Bell 429 fleet.
Regulatory compliance risk
98% confidence
The supplier is expressly accountable for airworthiness, safety and compliance with applicable aviation regulations; detailed regulatory and assurance requirements are not supplied.
View supporting evidence
Description assigns responsibility for airworthiness, safety and regulatory compliance; no detailed standards are included in the supplied data.
Contract term uncertainty
99% confidence
Start and end dates are not stated.
View supporting evidence
contract_start_at and contract_end_at are null.
Detailed tender conditions unavailable
96% confidence
Detailed selection, award, insurance, certification and pricing requirements may be contained in the linked bidding documents but are not present in the supplied data.
View supporting evidence
The supplied record identifies a bidding-documents attachment but provides no document content.
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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