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A company of the AUNDE Group - one of the leading specialists in the development and manufacturing innovative bus seating systems and technical springs.

Our customers include many key players in the automotive and commercial vehicle industries. Among them are: IRIZAR, VOLVO, MAN-VOLKSWAGEN, MERCEDES BENZ, AYATS, MARCOPOLO, AYCO, HIDROMEX, BECCAR, among others. Our extensive network of national and international dealers enables ISRINGHAUSEN to guarantee professional retrofitting and support.



  • One of the leading manufacturers of seating systems and technical springs

  • A company of the AUNDE Group, one of the 100 largest automotive suppliers worldwide

  • Reliable partner in the automotive and commercial vehicle industries 

  • Over 6,000 employees worldwide

  • 52 plants in 20 countries

  • Production of 4 million seat systems annually

  • Over 100 years of experience and expertise in seat development and production


Our Integrated Management System (IMS) is process-orientated and integrates the individual management systems of the companies in the group  supplemented by customer requirements, laws and industrial standards.

The modular structure increases transparency. The flexibility of the system enables us to meet changing demands in the future. Our Integrated Management System encompasses:

  • IATF 16949 Quality Management System for the Automotive Sector
  • ISO 14001 Environmental Management System
  • ISO 45001 Occupational Health and Safety Management System