Schmidtke & Sohn Maschinenbau GmbH has been a proven supplier of spare parts and complete repairs for heavy and medium-sized industries since 1947.
Our market position and our range of services enable the development and manufacture of special solutions for maintenance work on production facilities and spare parts. At the same time, we offer metalworking and the production of supplier parts for mechanical engineering as individual parts, small or large series.

We are a one man master company that has also specialized in the production of small series and prototypes.

We are a contract manufacturer for small series and have specialized in the production of aluminum.

Today's Schmiedag GmbH has its origins in the blacksmith shop, founded in 1824 at the Hagen-Eckesey location by Peter Dallhaus. 1873 arose from this the Grüntaler iron Werke AG and in 1928 the Schmiedag AG, an engineering company with integrated tank and several plants in Hagen was founded. In the same year, founded in 1905, Schwinn AG, a stamp shop based in Homburg / Saar, was acquired by the Schmiedag AG. 1931 bought the Hoesch AG on the two companies and merged in 1968 with the ferrous Rothe Erde for Hoesch Rothe-earth Schmiedag AG.



1991 locations Hagen and Homburg by the Ascometal SA, the USINOR Group in Paris were associated, adopted and established the Ascoforge group. Since 12.3.1999 the Schmiedag GmbH is an independent company linking Georgsmarienhütte Holding GmbH.

Schmitz-Spezialmaschinenbau GmbH was founded in Rhöndorf in 1994 and developed into a specialist in special machine construction just a few years later.

In the following period, the company earned an excellent reputation as a manufacturer and supplier of complex solutions for technically sophisticated special machines. Today, Schmitz-Spezialmaschinenbau is a highly innovative company based in Rheinbreitbach at the foot of the Siebengebirge near Bonn.

With our highly motivated and qualified workforce of currently 24 employees, we are constantly producing new special machines and complex individual workpieces, in close cooperation with our customers.

The challenge of turning the customer's wishes into a high-quality and functional machine is trend-setting for our company. On this basis, we have a modern and powerful machine portfolio that ranges from small machines to 5-axis centers. Of course, our products comply with current CE standards.

Contact us and see for yourself our outstanding technical solutions, even for your special machine.

ALUWA - your expert in the field of metal processing
Our company can look back on a long tradition.
Founded in 1923 from a plumber's business, it has specialized in the manufacture of household tableware from aluminum and stamped products for many years.

Through continuous further development based on this tradition and based on many years of experience, an efficient company for the production of sheet metal parts has emerged in recent years.
The quality, reliability and innovation of our production enable a wide variety of tasks to be solved.

Company specialized machinery:
- Development and construction of devices and special machines for automation of manufacturing and assembly processes
- 3D CAD / CAM assisted design / programming
- Mechanical production including 3D-shaped parts
- Own Steuerungsbau
- Installation and commissioning of machines worldwide

Division production:
- Welded parts and compl. Welded assemblies to 10,000 kg per piece.
- Items & series production to robot welding system.
- Quality welding to DIN 18800-7 class E (large welding certificate) with extension to dynamic range.
- Verification of suitability for welding of rail vehicles and vehicle ponents according to DIN 6700-2 component class C2.
- Quality Management System according to DIN EN ISO 9001:2000

Production of prototype to large series parts as well as construction, planning and implementation of special machines and devices of all kinds.

We are also, with great personal enthusiasm, active in many areas of motorsport, from supporting regional motorcycle manufacturers to Formula 1.

The company Schneidmüller GmbH is a powerful company with over 30 years of technical experience in the tool machine building, plant and machinery.



Since January 2006, Mr. Rafael Diehl's new farmers. As a long-time Technical Director of the operation, the performance and the quality of products continues to rank first in the company under the new management.



After your documents and information we produce for you with a first class skilled workers tribe and modern machinery.



We manufacture machined, without cutting and welding technology, all, even the most unusual machines, devices, tools and machine parts in all grades of steel, - VA and structural steels.



Clean, professional, timely and affordable completion of your orders are our top priority!

The Scholars Form GmbH offers the design and manufacture of thermoset, Thermoplastspritzgießwerkzeugen or Duroplastpresswerkzeugen well as tools for punching and forming

The SCHÖLDERLE Equipment and Materials Technology GmbH is a hardware and construction company, which has developed more than three decades a reliable supplier for the high-tech industry.

Our clients are among the most well-known internationally leading system for laser technology applications and spectral analysis for the determination of metallic alloys.

We manufacture, assemble and test components, assemblies and systems with the highest technical standards of quality and reliability.

The SCHÖLDERLE GmbH is on the cutting edge of technology with CNC milling machines and lathes for complete machining and 5-axis controlled


CNC milling centers. This is a wide range of machining of materials, given by non-ferrous metals on alloy steels up to the highly heat-resistant titanium-nickel alloys. We also have experience in the treatment of plastics and ceramics.

A CAD-CAM system allows us to simulate the 5-sided machining.

For all this, we can rely on suitably qualified and experienced staff, which is led by a proven management team.

the company has been extended to a significant step by introducing a quality management system that meets the high demands of the aerospace industry requirements and successful in 2008 certified according to EN 9100th