products designed
products produced
Work with us on
Engineering & Manufacturing
Benefit from our vast experience in Engineering and Production
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Work directly towards mass production
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High diversity in material and production options ready for you
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Dedicated project manager and engineering team
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Above all save cost!


1. Feasibility study
- Benchmarking
- Tooling & Unit price indication
- Regulatory restrictions
- Technical Feasibility
- Circular Design options
On average 1 month

2. Prototyping
- Component Sourcing
- Engineering, DFM, DFA
- Electronics Design
- Functional & CMF Prototyping
- Testing & Certification research
On average 1 to 5 months

3. Manufacturing
- Tooling & Assembly
- Testing & Quality Assurance
- Arrange Certification
- Mass production
- Shipping
On average 3 to 5 months
How it works?
How to get started
Do you need a Price Benchmark for your Prototype or Mass Production?
Are you looking for expertise on Engineering and Manufacturing?
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Fill in your enquiry below
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One of our experts gets back to you.
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Receive a free consult with our feedback, suggested approach and deliverables


Dedicated Team
With A4M group you have a dedicated development team. Our engineer, designer, and production account manager work side by side.

Manufacturing knowhow
Design departments team up with A4M group for cost estimation, engineering, prototyping, and manufacturing.

Custom Designs
A4M group creates new items for your sales channels and brand. We realise custom designs. We transition your product to biobased or recycled materials.

Certified parts
A4M group has wide network of certified manufacturers for complex parts.
- Biobased and Recycled materials
- Electronics
- Packaging
- Metal parts
- All plastic techniques
- Assembly

One stop shop
A4M group offers a one stop shop for your supply chain, quality assurance, planning and shipping. This way you can focus on your business operations.
About us
A4M group is a Prototyping and Manufacturing company
We help entrepreneurs to realize and scale their innovations
How?
- By partnerships with Prototype Makers and Manufacturers.
- By our in-house team in Engineering, Industrial Design and Supply Chain.
- By proactive thinking and doing.
Who?
- Founded by Boukje Koch and Mariet Schreurs, alumni of Delft University of Technology.
- Highly experienced team for bringing an innovation from concept to production.
- Passion for Sustainability.
Where?
- Located in Rotterdam and Guangzhou.
- Orange Creatives (橙创) is our own wholly foreign-owned entity (WFOE) for the Chinese market.

Contact us
With the information below we will prepare our approach and deliverables for you
Does your project relate to any of the topics below? Or you wish it did in the future? Please do let us know!
Planet
- Energy Transition
- Clean Drinking Water
- Clean Air
- Biodiversity etc
People
- Health Tech
- Dignified Aging
- Inclusive Design
- Prosthetics etc
Sustainability
- Recycled materials
- Biobased materials
- Design for repair
- Durability
Or send us an email
contact@A4M-group.com
Our Blog
Stay up to date with our latest insights
From Idea to Mass Production
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Safeguarding Your Intellectual Property in China: Practical Strategies for Success
Navigating the intricate landscape of manufacturing in China requires a comprehensive approach to protecting your intellectual property (IP). Beyond legal measures, understanding the practical side and potential challenges is vital, especially considering the...