Welcome to GMH Blankstahl GmbH

GMH Blankstahl is one of Europe’s leading producers of high quality bright steel. Our steel is the starting point for a range of high-quality products and meets even the highest standards in dimensional accuracy, surface finish and quality.

Plan your journey

Your contacts in Sales

Marco Altenhöfer

Head of Peeled Bars & CNC

Lisa Scheiter

Sales Manager Cut lengths GMH Blankstahl

Andreas Renze

Sales Manager CNC components GMH Blankstahl

Optimum single source solutions

The starting point for high-tech products

Our bright steel provides the basis for high-quality products and high-tech applications in numerous industries. Our gear shafts, camshafts and drive shafts, piston parts and rods, steering racks , bevel gears and rolling-element bearing components serve future mobility, while other products are used in the energy, agricultural and earthmoving machinery sectors.

Efficient processes, internal streamlining

Our products are made by highly committed employees working with optimised processes and using profound high-technology know-how. Our efficient processes are backed up by streamlined internal communications routes. Assuring our customers the benefits of maximum flexibility, on-time completion and delivery, quality and reliability. 

Enabling excellence

Our steel and our employees have one special thing in common: they enable our customers to make products of excellence. From steels that power the mobility of the future, through to the optimisation of whole value chains with the supply of precision short lengths and CNC machined components – our solutions keep whole markets and whole industries in motion.

Production process

Site management

Dr. Michael Merz

Plant Director Mannstaedt GmbH | Managing Director


File name File size
GMH Blankstahl GmbH IATF 16949:2016 (excluding product design) 138,60 KB Download
GMH Blankstahl GmbH ISO 14001:2015 132,43 KB Download
GMH Blankstahl GmbH ISO 50001:2018 132,43 KB Download
GMH Blankstahl GmbH ISO 9001:2015 132,08 KB Download
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GMH Blankstahl GmbH product brochure peeled bars 1,17 MB Download
GMH Blankstahl Green Steel 3,10 MB Download
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GMH Blankstahl GmbH General Terms and Conditions of Delivery and Payment 417,10 KB Download

Careers at GMH Gruppe

We are continuously searching for new talent and seasoned professionals to join our production, engineering, innovation and business management teams.

Our values

For us at GMH Gruppe, responsibilty, team spirit, transparency and trust are not just empty words, they are values that are lived out by our teams every day.

Learn more

Your career opportunities

Whether you're just starting out on your career or are already a seasoned professional – GMH Gruppe has a whole range of career opportunities for you. Check out our job portal for vacant posts and employment-related information.

To the GMH Gruppe job portal


A large and diverse range of tasks, a great team and good future perspectives - a traineeship at GMH Gruppe is the first step on your personal ladder to the top.

Available apprenticeships/traineeships

Your contacts in Human Resources

Steffen Wittke

HR GMH Blankstahl GmbH

Your contact for Site Communication

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Marcus Wolf

Communications GMH Blankstahl GmbH
  • GMH Blankstahl GmbH
  • Neue Hüttenstraße 1
  • 49124 Georgsmarienhütte