If there has been a breach of data protection legislation, the person affected may file a complaint with the competent regulatory authorities. The competent regulatory authority for matters related to data protection legislation is the data protection officer of the German state in which our company is headquartered. A list of data protection officers and their contact details can be found at the following link: https://www.bfdi.bund.de/DE/Infothek/Anschriften_Links/anschriften_links-node.html.