You couldn’t find an answer to your questions in the FAQs? You need help or you you’re looking for further information? Then contact us! Our LEI-HELPDESK is available to you. Please understand that in order to process and forward your request to the appropriate department, we can only offer you written communication.



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You can reach us as follows:

  • LEI-Helpdesk

    We are pleased to be at your service! Contact LEI-Helpdesk

    We are available by phone Monday to Friday from 9:00 a.m. – 4:00 p.m. (CET) at +49 69 2732-600.