How Manufactures Enter Aerospace & Defence (and what holds them back)
- Danny Lee

- Apr 19
- 4 min read
Updated: May 6

For many manufacturing businesses, the move into Aerospace and defence doesn’t begin with a strategic decision.
It begins with exposure.
A new customer enquiry; a project involving higher-spec components; acontract that sits just outside your usual market - but within reach.
Then the requirement appears.
“You’ll need to be AS9100 certified.”
At that point, the opportunity is still there, but the criteria has changed.
It’s no longer just about whether you can manufacture the product, it’s about whether your operation can be trusted within the Aerospace supply chain.
Why Aerospace Manufacturing Feels Like a Natural Step
Across different Manufacturing sectors, the technical capability is often already in place.
PCB manufacturers are producing high reliability boards with tight process control.
Drone and UAV manufacturers are assembling complex systems with integrated electronics, software, and mechanical components.
Composite manufacturers are working with controlled layups, curing cycles, and material handling requirements.
Additive manufacturing businesses are producing parts with advanced geometries and specialised materials.
Assembly based manufacturers are integrating components into finished systems with defined specifications.
In each case, the work is already complex, in many cases, it is already close to Aerospace level.
So the barrier is rarely the ability to produce, the barrier is control.
What Aerospace Customers Are Actually Assessing
When a Prime or Tier 1 supplier evaluates a manufacturing business, they are not just looking at output.
They are looking at how that output is achieved.
They need confidence that:
The correct design data or revision is being used at all times
Processes are defined, controlled, and repeatable
Materials and components are traceable throughout production
Critical characteristics are identified and verified
Equipment is maintained, calibrated, and suitable for use
Assembly steps are followed consistently and recorded
Any deviation is identified, contained, and addressed
In electronics manufacturing, that might mean control of PCB revisions, soldering processes, and inspection standards.
In UAV or drone manufacturing, it could involve configuration control across hardware and software, ensuring that every build matches the intended specification.
In composite manufacturing, it may focus on material handling, environmental conditions, and curing processes.
Across all manufacturing types, the theme is the same.
It is not just about what you make.
It is about how controlled your operation is while making it.
Where Most Manufacturing Businesses Sit Today
Most manufacturing organisations already have a structured way of working.
Production is planned; materials are managed; builds are completed to specification; testing and inspection take place before release.
But when viewed through an Aerospace lens, gaps often appear.
For example:
Can you prove which version of a PCB design was used for a specific batch?
Is there full traceability from component level through to final assembly?
Are environmental conditions controlled where they need to be?
Is there a clear link between test results and the product released?
Are configuration changes tracked and approved in a structured way?
These are not unusual challenges, they are simply areas where Aerospace expectations go further.
What Actually Needs to Change
Moving into Aerospace manufacturing is not about changing what you produce, it's about strengthening how you produce it.
Traceability needs to be complete and unbroken, particularly where multiple components come together in a single build.
Process control must ensure that defined methods are followed consistently - whether that’s a PCB assembly process, a composite layup, or a mechanical build sequence.
Configuration management becomes critical, especially where designs evolve. You need to be able to demonstrate exactly what was built, to which revision, and under what conditions.
Inspection and testing must be reliable, repeatable, and supported by calibrated equipment and clear records.
Risk and product safety also become more prominent, particularly where failure could have downstream consequences.
Alongside AS9100, many Aerospace and Defence opportunities will also expect alignment with ISO 14001, ISO 45001, ISO 27001, Cyber Essentials Plus, and JOSCAR registration - reflecting a broader expectation of operational maturity and risk control.
Why Generic Systems Break Down in Manufacturing Environments
A common issue across manufacturing businesses is the implementation of systems that do not reflect how production actually works.
Template based approaches often result in procedures that sit separately from the shop floor or assembly line.
Documentation becomes something that is completed for audit, rather than something that supports the build process.
In environments like PCB manufacturing, composite work, or UAV assembly - where precision, sequence, and control are critical - that disconnect creates risk.
Because when the system does not match reality, it is difficult to demonstrate control.
And in aerospace, that is exactly what is being assessed.
What a Strong Aerospace-Ready Manufacturing System Looks Like
In a well implemented system, everything aligns with the way the business operates.
The correct design or drawing revision is clearly controlled and available at point of use; production processes are defined in a way that matches how work is actually carried out; materials and components are traceable throughout the build; inspection and test results are recorded and linked directly to the product; configuration is controlled, so that what is delivered matches what was intended.
If an issue occurs, it is contained, investigated, and resolved in a structured way.
From the outside, it is clear that the operation is controlled - that is what creates confidence within the supply chain.
The Opportunity on the Other Side
Once that level of control is established, the conversation changes.
You are no longer just another manufacturing business, you are a supplier that can operate within aerospace expectations.
That opens access to:
Aerospace and Defence contracts
Higher value, higher spec work
Long-term programmes
Customers who require reliability over price alone
And that shift is what most businesses are aiming for.
Final Thought
For Manufacturing businesses, the step into Aerospace is rarely about capability, it is about demonstrating control.
Across PCB production, UAV assembly, composite manufacturing, additive processes, mechanical builds and many others - the pattern is the same.
The technical ability is already there.
What’s required is the structure that allows others to trust it.
This is exactly the work we carry out every day at Vaelo Aerospace - helping Manufacturing businesses strengthen their operations, align with AS9100, and position themselves to operate confidently within the Aerospace and Defence supply chain.




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