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Privacy policy

The use of our website is usually possible without providing personal information. All personal data (for example, name, address, or email addresses) that is collected on our website, is done on a voluntary basis whenever possible. No personal data will be forwarded to any third parties without your express consent. We would like to point out that the transfer of data on the internet (e.g. during communication by e-mail) may have security gaps. We cannot guarantee complete protection of your data against access by third parties. Third-party use of contact data published within the scope of the imprint requirement for the transmission of unsolicited advertising and information material is expressly prohibited. The operators of the pages expressly reserve the right to take legal action in the event of the sending of any such unsolicited advertising material, such as through spam e-mails. 


Privacy policy for the use of Facebook plugins and cookies 

We use social plug-ins operated by the social network Facebook Inc., 1601 South California Avenue, Palo Alto, CA 94304, USA. The plug-ins can be recognized by the Facebook logo or the "Like" button on our website. You can find an overview of the Facebook-Plugins here: When you visit our website, a direct connection between your browser and the Facebook server will be established via the plugin. Through integration of the plugin, Facebook obtains the information that you have called up the relevant page on our internet site via your IP address. If you click on the Facebook "Like" button and are logged on to Facebook at the same time, you can link the contents of our website to your Facebook profile. Facebook can thus associate your website visit to your Facebook account. We point out that we as the website provider have no knowledge of the contents of transmitted data including its use by Facebook. For further information, refer to the Facebook privacy policy on If you do not want Facebook to map data collected about you via our web pages to your Facebook account, you must log out of Facebook before you visit our web pages. 


Privacy policy for the use of Google Analytics 

This website uses Google Analytics, a web analysis service of Google Inc. ("Google"). Analytics uses cookies, i.e. text files stored on your computer to enable analysis of website usage by you. Information generated by the cookie about your use of this website is usually transmitted to a Google server in the United States and stored there. In case of activated IP anonymization on this website, however, your IP address is previously truncated by Google within member states of the European Union or in other states which are party to the agreement on the European Economic Area. Only in exceptional cases is a full IP address transmitted to a Google server in the United States and truncated there. On behalf this website's owner, Google will use this information to evaluate your use of the website, compile reports about website activities, and provide the website's operator with further services related to website and Internet usage. The IP address sent from your browser as part of Google Analytics is not merged with other data by Google. You can prevent storage of cookies by appropriately setting your browser software; in this case, however, please note that you might not be able to fully use all functions offered by this website. In addition, you can prevent data generated by the cookie and relating to your use of the website (including your IP address) from being collected and processed by Google, by downloading and installing a browser plug-in from the following link:


Privacy policy for the use of Google Adsense 

This website uses Google Adsense, an advertisement service of Google Inc. ("Google"). Google AdSense uses cookies, i.e. text files stored on your computer to enable analysis of website usage by you. Google AdSense also uses so-called "WebBeacons" (invisible graphics). These web beacons can analyze information on the visitor traffic to the website. Information generated by the cookies and web beacons about your use of this website (including your IP address) and the delivery of advertising formats is usually transmitted to a Google server in the United States and stored there. This information may also be transferred by Google to its contractual partners. However, Google will not associate your IP address with any other Google data. You can prevent installation of cookies by appropriately setting your browser software; in this case, however, please note that you might not be able to fully use all functions offered by this website. Through the use of this website, you express your consent to the processing of data collected by Google about you in the manner described above and for the purposes previously mentioned. 


Privacy policy for the use of Google +1

Collection and distribution of information: Google +1 button enables you to publish information worldwide. The Google +1 button gives you access to personalized content from Google and its partners. Google stores the information that you gave +1 to a content, and information about the website you were visiting while clicking +1. Your +1 may be displayed, along with your profile name and picture, in Google services such as search results, in your Google profile or elsewhere on websites and advertisements on the internet. Google stores information about your +1 activities to improve Google services for you and other users. To use the Google +1 button, you need a public Google profile that is visible worldwide, that must contain at least the chosen profile name. This name is used in all Google services. In some instances, this name can be replaced by another name that you have used for sharing content via your Google account. Your Google profile identity may be shown to other users that know your email address or have further identifying information about you.


Use of stored information

Besides the purposes outlined above, the information provided by you is used in accordance with the terms set forth in the Google privacy policy. Google may publish aggregated statistics about the user's +1 activities and may transfer them to users and partners such as publishers, advertisers or affiliated websites.


Privacy policy for the use of Twitter 

Our website contains services of the micro-blogging service Twitter. These services are operated by Twitter Inc., Twitter, Inc. 1355 Market St, Suite 900, San Francisco, CA 94103, USA. If you use Retweet, the websites visited by you are announced to third parties and associated with your Twitter account. This includes that data will be transferred to Twitter. We point out that we as the website provider have no knowledge of the contents of transmitted data including its use by Twitter. For further information, refer to the Twitter privacy policy on Details about handling of your data by Twitter as well as your rights and setting options for protecting your personal information can be found on


Privacy policy for the use of Adform

Adform uses an anonymous cookie mechanism to decide which advertisements are displayed, e.g. advertisement for similar products that a visitor had already seen beforehand. This means that Adform will not store any personal information such as email addresses, Names or addresses in the cookie or in the cookie-based profile. A cookie is a small text file that can be stored on the computer when a user clicks on the advertisement or website of a customer of Adform via a web browser. The cookie does not collect names, addresses, telephone numbers, email addresses or other data that personally identify the user. Instead, the cookie includes: a random identification number, possibilities to either accept or refuse the cookie or information on campaigns/advertising activities on the advertiser's website. Adform collects and stores anonymous information such as operating system, browser version, geographical location, domain names used by Adform to display advertisements and facts about interrelations with advertising (e.g. click numbers or views) by using random identification numbers of the cookies. During the web requests on the Adform web servers, our system has access to the user's IP addresses. Adform acts in full conformity with the local privacy acts and carries out the anonymization of the data in line with local regulations. Adform does not pass the data on to any third parties and will use your data exclusively for the purposes of analyzation on behalf of the website owners. For further information, refer to


Cookies and Privacy Policy - LinkedIn

As further described in our Cookie Policy, we use cookies and similar technologies (e.g., web beacons, pixels, ad tags and device identifiers) to recognize you and/or your device(s) on, off and across different Services and devices. We also allow some others to use cookies as described in our Cookie Policy. You can control cookies through your browser settings and other tools. You can also opt-out from our use of cookies and similar technologies that track your behavior on the sites of others for third party advertising. For Visitors, the opt-out is here.


Use of the SalesViewer® technology:

This website uses SalesViewer® technology from SalesViewer® GmbH to collect and store data for marketing, market research and optimisation purposes on the basis of the website operator's legitimate interests (Art. 6 Para. 1 lit. f DSGVO).

A javascript-based code is used for this purpose, which serves to collect company-related data and the corresponding use. The data collected with this technology is encrypted using a non-reversible one-way function (so-called hashing). The data is immediately pseudonymised and is not used to personally identify the visitor to this website.

The data collection and storage can be contradicted at any time with effect for the future, by clicking this link, in order to prevent the collection by SalesViewer® within this web page in the future. An opt-out cookie for this website will be stored on your device. If you delete your cookies in this browser, you must click on this link again.


Privacy policy for the use of AppNexus 

What information is gathered und how is it used?

  • The AppNexus platform enables customers to collect and use platform data.
  • The platform collects information provided by third party sources, so that customers can use these data for targeted advertisements. Customers and data providers can use ID synchronizations to enable the use of the information via the platform.
  • AppNexus does not collect and use personal data such as name, address, telephone number, email address or official identifiers and will not allow any transfer or use of platform data to customers. We also prohibit the collection, usage, and transfer of certain categories of sensitive platform data.
  • AppNexus may collect information about the exact location if, for instance, such information is provided by an application via the platform.


For what purposes do we use the collected information?

  • AppNexus uses the information collected on the platform to provide services to customers. That means primarily that we offer, operate, manage, maintain, and improve the platform.
  • The platform enables the customers of AppNexus to collect, to buy and to sell data as well as to use platform data for the purpose of buying and selling online advertisements. Occasionally, the AppNexus staff offers its customers direct support for these purposes, e.g. the configuration of advertisement campaigns for customers to achieve the customer's goals in the best possible way.
  • AppNexus customers can use platform data for specific promotional purposes, such as:
  • Interest-related advertising (to refuse interest-related advertising on the platform, please refer to the following paragraph "What are your options?".)
  • Limitation of the frequency of a specific advertisement delivered to a unique user
  • Placing advertisements in a particular order
  • Adapting advertisements to a particular location
  • Placing advertisements that are related to the content of the website on which they are displayed.
  • Identifying how users react to advertisements
  • Aggregated statistical reports, e.g. about the effectivity of online advertisement campaigns
  • The platform may use platform data for cross-device mapping to display or measure advertisements on connected devices on behalf of our customers.
  • Usually, data of these companies that use technologies such as the AppNexus database, and the data collected or provided via the platform, are property of the respective companies. While the AppNexus platform was developed to use only certain kinds of data and platform customers are not allowed to feed the platform with explicit personal data, the use of data that are requested from the platform by customers shall be subject to their own privacy policy and the applicable laws or regulations.


How do we collect information?

The platform uses cookies, beacons, tags, mobile SDKs and, in some cases, technologies that are not related to cookies, to collect platform data associated with particular web browsers or devices. For further information, refer to
For an opt-out, please refer to the following link:





Further information and opt-out options (in German)

  • General cookie information 

  • Browser-based cookie opt-out 

  • Cross-platform opt-out of usage-based cookies 

  • Opt-out for mobile applications 

Windows mobile: 


Sources: eRecht24 disclaimer, Google Analytics terms and conditions, privacy policy for Google +1, Twitter terms and conditions, data privacy & opt-out Adform, data privacy & opt-out AppNexus, provacy policy