To ensure smooth delivery to our facilities, you will find all key information on our locations, delivery times and access routes here – including the notification address and site plans.
Supplier information at DOLL®
Our commitment to collaboration and quality
As a manufacturer of technologically leading vehicles, we rely on strong, long-term partnerships with our suppliers. Transparency, fairness and reliability are not buzzwords for us, but part of our day-to-day operations. This page provides a concise introduction to our cooperation – whether you are a new or an existing supplier.
Collaborative
DOLL® stands for long-term cooperation based on clear values. We engage with our suppliers through respect, fairness and open dialogue – from the initial contact to series delivery. Our approach is built on transparency, clearly defined processes and dedicated contacts who take your concerns seriously and facilitate solutions.
Structured
Standardised workflows, clear documentation and defined quality guidelines ensure planning reliability for both sides. As a supplier, you always know which requirements apply and what the next step looks like. Our clearly organised processes save time and help avoid potential sources of error.
Future-oriented
Sustainability and innovation are key pillars of our procurement strategy. We prioritise environmentally responsible processes, future-proof materials and reliable partners who develop new solutions together with us. Suppliers who think ahead and take responsibility are especially valued at DOLL®.
Procurement portfolio
Machining
- Cubic and rotationally symmetric components
- Batch size: 1–250 units; series production up to max. 1,000
- Maximum part weight: 100 kg
- Including surface treatment (e.g. Duralloy, Geomet/Microcor or painting according to DIN EN ISO 12944 Cat. C4m)
- Including heat treatment
- Materials: 16MnCr5, 42CrMoV4, 25MnCr, Chromax, Ovako, …
Steel components with mechanical processing
- Cubic components with a unit weight of up to 100 kg
- Batch size: 1–250 units; series production up to max. 1,000
- Materials: S355J2/MC, S700MC/E, S690Q/L
- Maximum part weight: 100 kg
- Including painted surface finish (according to DIN EN ISO 12944 Cat. C4m)
Laser/bent parts
- Laser-/bent components up to a material thickness of 25 mm
- Bending length up to max. 9.5 m (83% up to 4 m, 15% up to 6 m, 2% up to 9.5 m)
- Materials: S355J2/MC, S700MC/E, S690Q/L
- Batch size: 1–500 units
- Optional painted surface finish (according to DIN EN ISO 12944 Cat. C4m)
Tube bending, tube laser cutting, sawn parts
- Batch size: 1–250 units; series production up to max. 1,000
- Materials: Steel: S/E235, S/E355; aluminium
- Tolerances: max. ±0.5 mm
Small and medium-sized welded assemblies
- Unit weight up to 25 kg
- Materials: S355J2/MC, S700MC/E, S690Q/L, aluminium, stainless steel
- Welding processes: MIG, MAG and TIG
- Batch size: 1–500 units
- Including painted surface finish (according to DIN EN ISO 12944 Cat. C4m, partly WIWeB-compliant paint build-up), galvanising or pickling
Large welded assemblies
- Unit weight up to 1,000 kg
- Materials: S355J2/MC, S700MC/E, S690Q/L
- Welding processes: MIG, MAG and TIG
- Partly EXC3
- Including mechanical processing
- Component dimensions up to 8 m in length
- Including painted surface finish (according to DIN EN ISO 12944 Cat. C4m, partly WIWeB-compliant paint build-up/C4m)
- Including documentation
- Batch sizes: 1–250 units
Mechanical assembly units
- Functional assemblies including drawing parts, purchased parts and assembly
- Various materials, e.g. S355J2, aluminium tubes
- Welding processes: MIG, TIG
- Batch size: 1–500 units
- Optional painted surface finish (according to DIN EN ISO 12944 Cat. C4m)
Diesel engines
- Remote start
- Power class 7–10 kW
- SilentPack max. 80 dB (at 7 m distance)
Hydraulic pumps
- External gear pumps
- p > 250 bar
- q ≥ 40 l/min
Cooling units
- Mobile application
Hydraulic cylinders
- Operated with mineral-oil-based hydraulic oil (HLP; HVLP)
- Operating temperature range: –32 °C to 50 °C
- Speeds up to 0.5 m/sec
- Painted surfaces (Category C4m according to DIN EN ISO 12944)
Box bodies
- Sectional doors
- Door systems
- Load securing systems
- Shelving
- Guide rails
- Lifting systems
- Interior fittings
- Lighting and functional equipment
Connection and control technology
- Terminal boxes
- Cable assembly
- Operating elements
- HMI (Human Machine Interfaces)
- Remote controls
- Control systems for bodies and vehicle functions
Sensors & drive technology
- Sensors
- Drive technology
Lighting & mechatronics
- Interior and ambient lighting
- Mechatronic assembly units
(Own development or according to DOLL® specification)
Process overview – becoming a supplier
Your product or service fits our requirements?
Then we look forward to your enquiry. The following provides a clear overview of how the path to cooperation with DOLL® typically works – transparent, structured and efficient.
1. Registration
You provide us with your basic company data.
Via our form, you submit your company details, including a contact person, a service overview and a completed supplier questionnaire. An upload is mandatory.
2. Review
We assess your documentation.
Our purchasing department reviews your information and matches it with our current requirements and specifications – professionally, technically and formally.
3. Approval
You receive our feedback.
We register you in our system, provide additional contractual documents if required and confirm your acceptance as a potential supplier.
4. Partnership
You will be contacted when a concrete requirement arises.
When there is a specific project or series requirement, our purchasers will get in touch with you. Depending on the scope, this includes the commissioning, technical alignment and, if necessary, sampling.
Your registration
Please note:
We only respond to enquiries related to supplier cooperation.
The more complete your documentation is, the faster we can process your request.
Please have the following documents ready:
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Completed and signed supplier questionaire
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Relevant certificates (e.g. ISO 9001)
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Quality records or inspection plans
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Company brochure or service overview
Existing suppliers
You are already working with DOLL®?
Here you will find all key information related to your existing supplier relationship – from current documents and guidelines to quality requirements, delivery instructions and contact options. This ensures you can always access the content relevant to you quickly and efficiently.
Delivery & opening hours
DOLL Fahrzeugbau GmbH &
DOLL Airport Equipment GmbH
- Adress: Industriestr. 13, 77728 Oppenau, Germany
- Goods receipt:
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- Mon. - Fri.
07:00 - 09:00
09:15 - 12:00
12:30 - 16:00
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- Notification: anlieferung-oppenau@doll.eu
- Access information: PDF
DOLL TimTech GmbH
- Adress: Gewerbegebiet Nord 12, 09456 Mildenau, Germany
- Goods receipt:
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- Mon. - Fri.
06:00 - 12:00
12:30 - 14:00
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- Notification: anlieferung-mildenau@doll.eu
- Access information: PDF
DOLL® Hungaria Kft.
- Adress: Gyöngyösfalu, Kossuth u. 1, 9723 Hungaria
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- Mon. - Fri.
07:00 - 16:00 Uhr
- Mon. - Fri.
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- Notification: delivery-hungary@doll.eu
Download area
Guidelines, forms and documents for your collaboration with DOLL®.