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0. Operation

The website "" informs about the Article "Eras of Digital Entrepreneurship" by Prof. Dr. Tobias Kollmann et. al. from the University of Duisburg-Essen and is operated by the netSTART GmbH represented by the managing partner:

Prof. Dr. Tobias Kollmann
Am Rheinufer 17
50999 Köln




tobias.kollmann (at)

Amtsgericht Köln: HRB 93382

Steuer-Nr: 219/5827/2362

USt-IdNr: DE316894644

1. Declaration of Consent


The website for the Article "Eras of Digital Entrepreneurship" is an offer of netSTART GmbH by Prof. Dr. Tobias Kollmann. By accessing and browsing this website and / or downloading content, you agree to and accept the following terms of use.

2. Subject of the Website

The website for the Article "Eras of Digital Entrepreneurship" of the netSTART GmbH serves as information and communication about the reasearch of Prof. Dr. Tobias Kollmann. All content is provided for informational purposes only, and can not be considered as individual advice from Prof. Dr. Tobias Kollmann be interpreted. The basis is the open access article: 


3. References (links) to third party Websites


References to websites of third parties are given for reasons of expediency, and do not imply approval and / or support by netSTART GmbH. netSTART GmbH has no influence on the design and / or content of these websites, as these are beyond the authority and control of the website. As a result, netSTART GmbH can not be held responsible for the content of third-party websites, even if they are linked by a link or contain a link.


4. Social Media Services

The website partly uses the recommend-function ("Like-Button") of Facebook for the Online-Course "Digital Business Beginner" of netSTART GmbH. This will give you the opportunity to recommend content about what your friends will be informed on Facebook. If you do not click the button or are not registered on Facebook, no Facebook cookie will be placed on your computer. Only after logging in to Facebook will a cookie be stored on your computer. We point out that if you have a Facebook profile and are logged in, after clicking the Like button, this information will be transmitted to your Facebook profile. Other users may then see you recommend this website. Which users receive exactly this information depends on which privacy settings you have made yourself on Facebook. If you visit a page with the Like button, your IP address will be sent to Facebook. Also with our link buttons to Twitter and Google+ user information is transmitted accordingly to the respective service providers.

Further information on our privacy policy can be found here: Data protection according to DSGVO


5. Copyright


The website (design and content) is the intellectual property of netSTART GmbH. For all materials and content (text, images, graphics, sound, video, data, codes, etc.), regardless of format, the ownership of netSTART GmbH. This information may be used for private and non-commercial purposes in compliance with the legal provisions. Any other use is prohibited without written permission. The basis is the open access article: 


6. Warranty and Liability


All information and formats, as well as codes and software are provided without warranty of defects and without warranties, legal warranties remain unaffected. netSTART GmbH makes every effort to provide error-free and reliable information on its websites. netSTART GmbH does not warrant that the website and downloadable files are free from inaccuracies, errors, viruses, worms, Trojans or other harmful codes. netSTART GmbH is only liable for damages caused by gross negligence or willful misconduct by him or a vicarious agent.

7. Privacy

netSTART GmbH takes the protection of your privacy seriously. All information about visitors is gem. managed by the legal provision. Personal data will not be disclosed, disclosed or sold to third parties. Which personal data we gain knowledge determine by entering your data. All access to the website will be registered. These data (date, computer address and read document) serve for static purposes and are evaluated anonymously.

Further information on our privacy policy can be found here: Data protection according to DSGVO


​8. Responsibility for Content


Prof. Dr. Tobias Kollmann

Am Rheinufer 17

50999 Köln


tobias.kollmann (at)


10. Legal References from University Imprints

For further information please refer to the "Imprint of the University of Duisburg-Essen".

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