
Safety, Steel, and Construction Solutions for Industry and Logistics – from In-house Metalworking to Turnkey Logistics Construction

Thielmann GmbH & Co. KG
Viersen (Headquarters) · Viersen (Design Factory) · Viersen (THIE.Loft) · Nettetal (Metalworking Shop) · Viersen (Warehouse 2)New on Amplifa
Safety and Metal Construction for Industry and Logistics
THIELMANN. is a company specializing in safety for industry and logistics, based in Viersen. The portfolio includes impact protection systems (SafeTHIE. Barriers), floor markings in 1K, 2K, and UV versions, LED projection systems (SafeTHIE. MARKERLIGHT), and signal and safety systems for loading docks (SafeTHIE. DOCKLIGHT, DOCKSTOP, DOCKLOCK). In its own metalworking shop in Nettetal, the company manufactures individual steel structures such as stair towers, pallet transfer stations, roof overhangs, and special ladders – as a certified master craft operation, welding specialist operation, and certified according to DIN EN 1090 EXC 2. Additionally, we offer industrial painting, corrosion protection, fireproofing paints, industrial electrical work, assembly services, as well as logistics, high-rise, and residential construction, including general planning. More than 100 employees serve customers in industry, logistics, commercial, and construction in Germany.
- Site
- Viersen
- Processes
- Metal Construction – individual metal structures (in-house metalworking shop), Metalworking Production (Stair towers, pallet transfer stations, roof overhangs, special ladders), Welding (Welding specialist operation, tested welders and process inspections), Steel Construction according to DIN EN 1090 EXC 2, Manufacturing and assembly of individual metal structures, Industrial paintings and corrosion protection, Interior and exterior painting and coating work, Fireproofing paints
- Materials
- Steel, Plastic
- Certificates
- DIN EN 1090 EXC 2
- Employees
- >100
- Industries
- Industry, Logistics, Commercial, Construction
- 01
Planning and Design
- 02
Metalworking Production (Steel)
- 03
Welding
- 04
Industrial Painting/Corrosion Protection
- 05
On-site Assembly
- 06
Maintenance and Retrofit
Materials and Processes
Steel
Material for individual metal structures, stair towers, pallet transfer stations, and impact protection systems.
Plastic
Used for SafeTHIE. impact protection systems in warehouse and logistics environments.
Locations
Viersen
DEHeadquarters (HR, Sales, Backoffice), Design Factory (Marketing, Accounting, Assembly), THIE.Loft (Executive Management)

Nettetal
DEMetalworking Shop (Production)
- Materials
- Steel
- Metalworking Production
- Welding Specialist Operation
Components and Systems



Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Metal Construction – individual metal structures (in-house metalworking shop)Joining | – | – | – | – | Steel |
| Metalworking Production (Stair towers, pallet transfer stations, roof overhangs, special ladders)Joining | – | – | – | – | Steel |
| Welding (Welding specialist operation, tested welders and process inspections)Joining | – | – | – | – | Steel |
| Steel Construction according to DIN EN 1090 EXC 2Joining | – | – | – | – | Steel |
| Manufacturing and assembly of individual metal structuresAssembly | – | – | – | – | Steel |
| Industrial paintings and corrosion protectionSurface | – | – | – | – | Steel, Metal |
| Interior and exterior painting and coating workSurface | – | – | – | – | – |
| Fireproofing paintsSurface | – | – | – | – | – |
| Special coatings for halls, production facilities, and technical systemsSurface | – | – | – | – | – |
| Floor markings (1K, 2K, and UV markings)Surface | – | – | – | – | – |
| Floor Refreshment – Refurbishment and preparation of hall and traffic areasSurface | – | – | – | – | – |
| Electrical installations in industrial and logistics buildingsAssembly | – | – | – | – | – |
| Connection and integration of machines and plantsAssembly | – | – | – | – | – |
| Installation of SafeTHIE. systems (Impact protection, DOCKLIGHT, DOCKSTOP, DOCKLOCK, MARKERLIGHT)Assembly | – | – | – | – | Steel, Plastic |
| LED projection systems for floor markingsSurface | – | – | – | – | – |
| Assembly services (general)Assembly | – | – | – | – | – |
| Plumbing, heating, and HVAC workAssembly | – | – | – | – | – |
| Retrofit measures – Modernization of existing systemsAssembly | – | – | – | – | – |
| Signage and flag masts (Delivery and installation including foundation)Assembly | – | – | – | – | – |
| Individually manufactured special signs / special solutionsJoining | – | – | – | – | – |
| Civil engineering work (Foundations, pipelines, drainage systems)Assembly | – | – | – | – | – |
| Paving work for traffic areas, business yards, and outdoor areasAssembly | – | – | – | – | – |
| Landscape Architecture – design and maintenance of green areas and outdoor spacesAssembly | – | – | – | – | – |
| Logistics Construction – new construction of logistics centers, turnkey handoverAssembly | – | – | – | – | – |
| High-rise Construction – new build, conversion, and expansion of industrial and logistics buildingsAssembly | – | – | – | – | – |
| General Planning – Coordination of all tradesEngineering | – | – | – | – | – |
| Residential Construction – turnkey, shell construction to handover (including drywall, façades,Assembly | – | – | – | – | – |
| Maintenance, testing, and upkeep of electrical systemsInspection | – | – | – | – | – |
| Site surveillance (SafeTHIE. WATCH, camera surveillance, cloud data storage)Inspection | – | – | – | – | – |
1 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Metalworking Shop (Production Area) | – | – | – | – | Am Rennplatz 4, 41334 Nettetal |
Additional services
Quality and Certification
As a certified master craft operation and welding specialist operation, THIELMANN. works with tested welders and process inspections. Steel construction production is certified according to DIN EN 1090 EXC 2.
| Evidence | Nettetal |
|---|---|
| DIN EN 1090 EXC 2 |