Privacy Policy

We are pleased that you are visiting our website and thank you for your interest. Data protection has a high priority in our company. In the following, we will inform you about the handling of your personal data when you use our website. Personal data is all data with which you can be identified personally.

Responsible body within the meaning of the General Data Protection Regulation:

Volterion GmbH & Co. KG
Carlo-Schmid-Allee 3
D-44263 Dortmund

Tel: +49 231 48822 100

Data protection supervisor

We have appointed a data protection officer for our company. They can be reached as follows:

K&K Networks GmbH
Otto-Hahn-Str. 44
59423 Unna


1.     Collection of general information

When you access our website, information of a general nature is automatically collected. This information (server log files) includes the type of web browser, the operating system used, the domain name of your Internet service provider and the like. This information will not allow any conclusions to be drawn about your person. It is technically necessary information to correctly deliver the content of websites requested by you and is mandatory when using the Internet. Anonymous information of this kind is statistically evaluated by us in order to continuously optimize our website and its technical platform.

2.     SSL-encryption

In order to protect the security of your data during transmission, we use state-of-the-art encryption methods (e.g. SSL) via HTTPS.

3.     Cookies

Like many other websites, we also use so-called "cookies". Cookies are small text files that are transferred from a website server to your hard drive. This automatically provides us with certain information such as your IP address, browser used, operating system used and your connection to the Internet.

Cookies cannot be used to launch programs or transmit viruses to a computer. The information contained in cookies allows us to make it easier for you to navigate and to enable the correct display of our websites.

Under no circumstances will the data we collect be passed on to third parties or linked to personal data without your consent.

Of course, you can also view our website without cookies. Internet browsers are regularly set to accept cookies. You can disable the use of cookies at any time through the settings of your browser. Please use the help functions of your internet browser to learn how to change these settings. Please note that individual features of our website may not work if you have disabled the use of cookies.

4.     Contao Cookiebar

This website uses the Contao cookie bar of the company Oveleion GbR, Brückenstr. 7, 51379 Leverkusen ( The cookie bar sets a technically necessary cookie to manage and store your consent to the use of cookies and other external services. This is where your consents are stored, which you have given when you enter the website. If you want to revoke these consents, simply delete the cookie in your browser. When you re-enter/reload the website, you will be asked for your cookie consent again.

5.     Contact form

If you contact us by e-mail or contact form, the information you provide will be stored for the purpose of processing the enquiry and for possible follow-up questions. Without your consent, this data will not be passed on to third parties.

6.     Legal basis for processing

The legal basis for processing operations for which we obtain consent for a specific processing purpose is Art. 6 (1) lit. a) GDPR (General Data Protection Regulation). If the processing of personal data is necessary for the performance of a contractual relationship, Art. 6 (1) 1 lit. b) GDPR forms the necessary legal basis. If our company is subject to a legal obligation that requires the processing of personal data, such as in the area of tax law, the processing is based on Art. 6 (1) lit. c) GDPR.

Under certain circumstances, the processing of personal data may become necessary to protect the vital interests of the data subject or of another natural person. In this case, Art. 6 (1) lit. d) GDPR would be the legal basis for the processing.

Processing operations may also be based on Art. 6 (1) 1 lit. f) GDPR. This is the case where the processing of your personal data by us is based on a legitimate interest of our company or a third party.

7.         Deletion or blocking of data

We adhere to the principles of data avoidance and data economy. We therefore only store your personal data for as long as is necessary to achieve the purposes mentioned here or as long as the various storage periods provided for by the legislator provide. After the respective purpose has ceased to exist or these deadlines have expired, the corresponding data will be routinely blocked or deleted in accordance with the statutory provisions.

8.         Data protection for applications and in the application process

We collect and process the personal data of applicants for the purpose of handling the application process. This processing may also be carried out by electronic means. If the application process results in an employment contract with an applicant, we will store the data transmitted to us for the purpose of processing the employment relationship in compliance with the legal regulations. If the application does not result in employment of the applicant, we will delete the application documents no later than three months after notification of the rejection to the applicant, provided that deletion does not conflict with other legitimate interests of our company.

9.         Automated decision-making

We do not carry out any automatic decision-making or so-called "profiling" with your data processed by us.

10.     Use of Google Maps

This website uses the Google Maps API of Google Ireland Ltd., Gordon House, Barrow Street, Dublin 4, Ireland (hereinafter: Google) to visually display geographical information. When using Google Maps, Google also collects, processes and uses data about the use of the map functions by visitors. The legal basis for data processing is your explicit consent in accordance with Art. 6 (1) lit. a) GDPR.

When using Google Maps, Google may also process and store your personal data on servers outside the EU. In order to ensure data protection, Google has certified itself according to the so-called "Data Privacy Framework". Thus, we can assume that Google's data protection at this point is comparable to the level of data protection specified by the GDPR.

You can find more information about data processing by Google here: There you can also change your personal data protection settings in the Data Protection Center.

11.     Social Media

In addition to this website, we also operate a social media channel on LinkedIn. You can reach our site there via the corresponding button on our website or directly via your browser. We expressly point out that you use this site and its functions at your own risk.

When you visit our LinkedIn presence, personal data may be transmitted to LinkedIn and processed by LinkedIn, such as IP address, processor type used and browser version including plug-ins. The data collected about you in this context may also be transferred by LinkedIn to countries outside the European Economic Area (EEA).

If you are logged in to LinkedIn with your personal user account while visiting our website, LinkedIn can assign the visit to our website to your account. If you want to avoid this, you should log out of LinkedIn or deactivate the "keep me logged in" function before visiting our website, delete the cookies present on your device and close and restart your browser.

For the purpose and scope of the data collection and the further processing and use of the data by LinkedIn, as well as your rights in this regard and setting options to protect your privacy, please refer to the LinkedIn Privacy Policy: We do not collect or process any data from your use of our LinkedIn presence.

12.     Your rights to information, correction, blocking, deletion and objection

You have the right to receive information about your personal data stored by us at any time. You also have the right to have your personal data corrected, blocked or, apart from the prescribed data storage for business transactions, deleted. Please contact our data protection officer by sending an e-mail to

In order allow for blocking of data at any time, the data must be kept in a blocking file for control purposes. You can also request the deletion of these data, provided that there is no legal obligation to archive. If such an obligation exists, we will block your data on request.

You have the right to revoke your consent to the processing of personal data at any time with effect for the future. The revocation of consent does not affect the lawfulness of the processing carried out on the basis of the consent before the revocation. You can make changes or revoke your consent by notifying us by e-mail to with effect for the future.

We have a statutory comment period of four weeks for processing your request, which can be extended by a further four weeks in exceptional cases. We aim to process your request in full within the first four weeks after receipt of your request. Please note that due to statutory retention periods, we may still be obliged to store certain personal data of yours even after a request for deletion.

If you believe that the processing of personal data concerning you infringes the GDPR, you have the right to lodge a complaint with a supervisory authority, in particular in the EU Member State of your residence, place of work or place of the alleged infringement, without prejudice to any other administrative or judicial remedy.

The supervisory authority responsible for us for data protection is the

Landesbeauftragte für Datenschutz und Informationsfreiheit Nordrhein-Westfalen
Postfach 20 04 44
40102 Düsseldorf

Phone: 0211/38424-0
Fax:      0211/38424-10

13.  Changes to our Privacy Policy

We reserve the right to amend this Privacy Policy if necessary, so that it always complies with current legal requirements or to implement changes to our services in the Privacy Policy, e.g. when introducing new services. The new privacy policy will then apply to your return visit.