What we do with your personal data

When you visit our website we save technical data as IP-address, date and time of the visit and pages visited. None of this data can be connected with a specific person. We only save personal data if it’s specifically needed for a certain use case, such as using a contact form.

The data you provide is only used within the MD Holding GmbH (HPS Hierhold Presentation Services GmbH, Engarde Verhandlungstraining GmbH, Intomedia Medientraining GmbH, fifty1 GmbH, SonicBoom) where it is only used for marketing initiatives. We do not share any of your data with other companies.

Change & deletion of your data

You can get the information what of your personal data is saved at any time. Please send your request to hello@fifty1.co.


We use cookies to optimise our website and create a user-friendly experience for you. Cookies are text files that are automatically saved on your computer and browser. Cookies do not cause harm and do not contain viruses.

Data security

We assure that your data is protected against unallowed usage, manipulation or loss. Despite that we cannot assume liability for hacker attacks or unknown viruses.

Google & Matomo

We use Google and Matomo for our website tracking. The data is stored on the Google servers and on our own server. You can prevent this by setting your browser settings to non-cookie saving. You can deactivate Google analytics here: https://tools.google.com/dlpage/gaoptout?hl=de

The data usage is based on § 96 Abs 3 TKG and Art 6 paragraph 1 lit a and f of the DSGVO.