Company Overview
Reliable and certified partner in defence and aerospace
About Relli Parts & Components
We are a streamlined and AS9120-certified organisation, based in Rijswijk, the Netherlands.
With nearly 40 years of experience, we support European defence organisations and aviation programmes with the supply of fully traceable, factory-new parts, components and equipment.

Activities and market focus
Relli supplies to:
- Ministries of Defence (air force, army and navy)
- Aviation and aerospace organisations
- Defence and industrial partners across Europe
Our focus is on reliable supply, quality assurance and support of operational and maintenance processes.
Certification and documentation
Depending on requirements and application, we supply products with accompanying documentation, including:
- Manufacturer Certificate of Conformity (CoC)
- FAA 8130-3
- Chemical and physical test reports
- First Article Inspection Reports (FAIR)
All deliveries are fully traceable and comply with applicable quality and documentation requirements.

Our commitment
Relli is dedicated to delivering a high level of service in customer engagement, fast turnaround times and reliable quality, with full traceability of all goods and activities.
This enables us to provide our customers with a consistent and, above all, dependable execution of their requirements.
Service-oriented approach
Our organisation is structured to deliver the highest level of service in our industry, at every stage and across all operational levels.
We actively respond to customer requirements, including — where needed — shortening lead times and ensuring reliable, trackable shipments. Dedicated personnel ensure that all required certification is consistently supplied with each delivery, in accordance with agreed contractual terms.
All goods are subject to thorough quality inspections, with any issues identified and resolved within our quality processes.
Technical knowledge and data availability
Relli maintains extensive databases containing information on millions of parts.
This enables us to quickly:
- Identify suitable suppliers
- Assess availability
- Determine viable alternatives
All components are sourced from controlled and approved suppliers.
Sourcing and procurement support
In addition to our standard supply programme, we offer sourcing on request for both military and commercial components.
Our team has access to a wide range of tools and resources to locate hard-to-find parts. In cases where items are obsolete, restricted or otherwise limited, we actively work to identify suitable alternatives.
Relli also provides procurement support services, acting as an intermediary and purchasing agent for end users in situations where contractual constraints would otherwise prevent a transaction.
Direct communication
Our team is directly accessible and provides support with:
- Requests
- Quotations
- Contractual alignment
- Operational inquiries
We are committed to clear and efficient communication throughout the entire process.
Governance and compliance
For more information on our due diligence, export compliance and corporate principles, please refer to the relevant sections.

Partner with Relli Parts & Components
Your reliable partner
Our experts are ready to analyse your requirements and provide a tailored solution that meets your technical and contractual needs.