• Castings

    Precision in Detail

  • Toolmaking


  • Mechanical Finishing

    CFRP Waterjet Cutting

  • Assembly

    Comprehensive and efficient

  • Welcome at Grunewald!

    With our products & services in the following areas:


    • Automotive
    • Aerospace
    • Cast Aluminium and Cast Iron
    • Series Production Metal Cutting
    • Mechanical Finishing 


    We offer our customers many opportunities to improve their products and make them efficient.

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  • R&D Projects

    We are consistently developing further basics and innovations with R&D projects In doing so, we focus on the new development and further development of technologies and processes.

    In addition to numerous internal projects Grunewald is currently working on the following topics ...

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  • Automotive 2.0

    Grunewald's design, development and production departments conceptualises and produces tailor-made solutions that are ready for manufacturing and productive, and therefore meet customer requirements with respect to technology and economy.

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  • For example, Airbus


    Grunewald specialises in designing and producing complex die forms for construction in the airline industry. As a result of professional engineering and in-depth expertise, state-of-the art means of manufacturing are developed for producing composite parts in a way that meets requirements and is suitable for production.

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  • We educate


    As a reliable partner of industry and a responsible employer, the Grunewald company, which is now in its 3rd generation [of the family owners], gives substance to visions, ideas and concepts. Shape the future, as an employee and with training at the Grunewald Group. 

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  • "School / Company Partnership"


    Grunewald GmbH & Co. KG in Bocholt will support the students of the Melanchthon School with career guidance in the future. Representatives of the company and the school are now signing the cooperation agreement.

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  • InnoCent Gründercentrum Bocholt
  • Bocholt
  • Westfälische Hochschule