Mainau Immobilien AG
Schulhausstrasse 42
8002 Zürich
+41 44 797 69 39
Privacy policy
Last updated on: 28.03.2025
Transparent handling of personal data is very important to us. This data protection statement provides information on what personal data we collect, for what purpose and to whom we pass it on. We regularly review and update this privacy policy to ensure the highest level of transparency.
1. What services we use
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Google Analytics
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Google Call Conversion Tracking
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Google Customer Reviews
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Google My Business
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WhatsApp Business Chat
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Google Fonts API
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Google Hosted Libraries
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Google Maps
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Microsoft 365
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Wix
2. Contact Information
If you have any questions or concerns about our protection of your data, you can always reach us by email at info@mainau-immobilien.ch. Responsible for data processing done through this website is:
Mainau Immobilien AG
Schulhausstrasse 42
8002 Zürich
Schweiz
Data protection officer:
Marco Fabio
info@mainau-immobilien.ch
3. General principles
3.1 What data we collect from you and from whom we receive this data
First and foremost, we process personal data that you provide to us or that we collect when operating our website. We may also receive personal data about you from third parties. These may be the following categories:
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Personal master data (name, address, dates of birth, etc.);
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Contact information (cell phone number, email address, etc.);
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Financial data (e.g. account details);
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Online identifiers (e.g. cookie identifier, IP addresses);
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Location and traffic data;
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Sound and image recording;
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particularly sensitive data (e.g. biometric data or information about your health).
3.2 Under what conditions do we process your data?
We process your data in good faith and for the purposes set out in this privacy policy. In doing so, we ensure transparent and proportionate processing.
If, in exceptional cases, we are unable to comply with these principles, the data processing may still be lawful because there is a justification. A justification reason may be in particular:
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Your consent;
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the execution of a contract or pre-contractual measures;
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our legitimate interests, unless your interests are overridden.
3.3 How can you withdraw your consent?
If you have given us consent to process your personal data for specific purposes, we will process your data within the scope of this consent unless we have another justification.
You can revoke your consent at any time by sending an e-mail to the address given in the imprint. Data processing that has already taken place is not affected by this.
3.4 In which cases can we share your data with third parties?
a. Principle
We may need to rely on the services of third parties or affiliates and engage them to process your data (known as processors). Categories of recipients are namely:
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Accounting, fiduciary and auditing firm;
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Consulting firms (legal, tax, etc.);
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IT service provider (web hosting, support, cloud services, website design, etc.);
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Payment service provider;
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Provider of tracking, conversion and advertising services.
We ensure that these third parties and our affiliates comply with the requirements of data protection and treat your personal data confidentially.
We may also be required to disclose your personal information to government authorities.
b. Visiting our social media channels
We may have embedded links to our social media channels on our website. This is apparent to you in each case (typically via corresponding icons). If you click on the icons, you will be redirected to our social media channels.
In this case, the social media providers learn that you are accessing their platform from our website. The social media providers can use the data collected in this way for their own purposes. We would like to point out that we have no knowledge of the content of the transmitted data or its use by the operators.
c. Transfer abroad
Under certain circumstances, your personal data may be transferred to companies abroad in the course of order processing. These companies are obligated to data protection to the same extent as we are. The transfer may take place worldwide.
If the level of data protection does not correspond to the level of data protection in Switzerland, we carry out a prior risk assessment and ensure contractually that the same level of protection is guaranteed as in Switzerland (for example, by means of the new standard contractual clauses of the EU Commission or other legally prescribed measures). If our risk assessment is negative, we take additional technical measures to protect your data. You can access the EU Commission's standard contractual clauses at the following link. https://commission.europa.eu/publications/standard-contractual-clauses-controllers-and-processors-eueea_de
3.5 How long do we keep your data?
We store personal data only for as long as is necessary to fulfill the individual purposes for which the data was collected.
Data that we store when you visit our website is kept for twelve months. An exception is made for analysis and tracking data, which may be kept longer.
We store contract data for longer, as we are obliged to do so by legal regulations. In particular, we must retain business communications, concluded contracts and accounting records for up to 10 years. As far as we no longer need such data from you to perform the services, the data will be blocked and we will only use it for accounting and tax purposes.
3.6 How do we protect your data?
We will keep your information secure and take all reasonable steps to protect your information from loss, access, misuse or alteration.
Our contractual partners and employees who have access to your data are obliged to comply with data protection regulations. In some cases, it will be necessary for us to pass on your requests to companies affiliated with us. In these cases, too, your data will be treated confidentially.
Within our website, we use the SSL (Secure Socket Layer) procedure in conjunction with the highest encryption level supported by your browser.
3.7 What rights do you have?
a. Right to information
You can request information about the data we have stored about you at any time. We ask you to send your request for information together with proof of identity to info@mainau-immobilien.ch.
You also have the right to receive your data in a common file format if we process your data automatically and if:
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you have given your consent for the processing of this data; or
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you have disclosed data in connection with the conclusion or performance of a contract.
We may restrict or refuse to provide information or data if this conflicts with our legal obligations, our own legitimate interests, public interests or the interests of a third party.
The processing of your request is subject to the statutory processing period of 30 days. However, we may extend this period due to a high volume of requests, for legal or technical reasons, or because we need more detailed information from you. You will be informed of the extension of the deadline in good time, at least in text form.
b. Deletion and correction
You have the option of requesting the deletion or correction of your data at any time. We may reject the request if statutory provisions oblige us to store the data for a longer period or to retain it unchanged or if your request conflicts with a legal requirement.
Please note that exercising your rights may be in conflict with contractual agreements and may have corresponding effects on the performance of the contract (e.g. premature termination of the contract or cost consequences).
c. Legal process
If you are affected by the processing of personal data, you have the right to enforce your rights in court or to file a complaint with the competent supervisory authority. The competent supervisory authority in Switzerland is the Federal Data Protection and Information Commissioner: https://www.edoeb.admin.ch
3.8 Changes to the privacy policy
We may change this privacy policy at any time. The changes will be published on www.mainau-immobilien.ch, you will not be informed separately.
4. Individual data processing operations
4.1 Providing the website and creating log files
What information do we receive and how do we use it?
By visiting www.mainau-immobilien.ch, certain data is automatically stored on our servers or on servers of services and products that we obtain and / or have installed, for purposes of system administration, for statistical or backup purposes or for tracking purposes. These are:
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the name of your Internet service provider;
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Your IP address (in some circumstances);
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the version of your browser software;
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the operating system of the computer with which the URL is accessed;
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the date and time of access;
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the web page from which you are visiting URL;
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the search words you used to find the URL.
Why may we process this data?
This data cannot be assigned to a specific person and there is no merging of this data with other data sources. The log files are stored in order to guarantee the functionality of the website and to ensure the security of our information technology systems. This is our legitimate interest.
How can you prevent data collection?
The data is only stored for as long as is necessary to achieve the purpose for which it was collected. Accordingly, the data is deleted after the end of each session. The storage of the log files is mandatory for the operation of the website, you therefore have no possibility to object.
4.2 Google Analytics
We use Google Analytics on our website, a web analytics service provided by Google LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA; "Google"). Google Analytics uses "cookies", which are text files placed on your computer, to help the website analyze how users use the site.
The information generated by the cookie about your use of this website will be transmitted to and stored by Google on servers in the United States. In the event that IP anonymization is activated on this website, however, your IP address will be truncated beforehand by Google within member states of the European Union or in other contracting states to the Agreement on the European Economic Area. Only in exceptional cases will the full IP address be transferred to a Google server in the USA and shortened there.
On behalf of the operator of this website, Google will use this information for the purpose of evaluating your use of the website, compiling reports on website activity and providing other services relating to website activity and internet usage to the website operator.
The IP address transmitted by your browser as part of Google Analytics is not merged with other data from Google.
You may refuse the use of cookies by selecting the appropriate settings on your browser, however please note that if you do this you may not be able to use the full functionality of this website. You can also prevent the collection of data generated by the cookie and related to your use of the website (including your IP address) to Google and the processing of this data by Google by downloading and installing the browser plugin available at the following link: https://tools.google.com/dlpage/gaoptout.
4.3 Google Call Conversion Tracking
On our website, we use Google Call Conversion Tracking, an analytics service provided by Google LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA; "Google"). This service allows us to measure the effectiveness of certain advertisements by recording how many calls are generated by these ads.
If you arrive at our website via a Google ad and call via the telephone number provided, Google can recognize this and record it for us as a "conversion". No personal data of the caller, such as the phone number or name, is transmitted to us in the process.
Google uses cookies and similar technologies to provide the service and track the calls. These cookies are used to identify and track the advertisement that led the user to the website and the source of the call.
If you do not wish to participate in the tracking, you can object to this use by deactivating the Google conversion tracking cookie via your internet browser under user settings. You will then not be included in the conversion tracking statistics.
4.4 Google Customer Reviews
We use the Google Customer Reviews service on our website, offered by Google LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA; "Google"). Google Customer Reviews allows our customers to provide feedback on their buying experience with us and helps us to improve our service quality and customer experience.
After making a purchase on our website, you may be invited to participate in a Google Customer Reviews survey. If you choose to participate, Google will provide you with a survey in which you can rate your experience with us. The information you provide will be processed and aggregated by Google to give us an overall picture of customer satisfaction.
When you use Google Customer Reviews, data, including your IP address, the date and time of the survey and your ratings, are transmitted to Google and stored on Google servers. These servers may be located in the USA or other countries.
If you don't want to participate in Google Customer Reviews, you can simply ignore or decline the survey invitation.
For more information about Google's data collection and privacy practices with respect to Google Customer Reviews, please see Google's privacy policy at https://www.google.de/intl/de/policies/privacy/ and the information specific to Google Customer Reviews.
4.5 Google My Business
On our website, we use functions of Google My Business, a service of Google LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA; "Google"). Google My Business allows businesses to manage their presence on Google, including Google Search and Google Maps, and to interact with customers.
By visiting our website or by interacting with our Google My Business entry, such as leaving reviews or asking questions, data, in particular your IP address and the content of your interactions, are transmitted to Google and stored on Google servers. These servers may be located in the USA or other countries.
Google uses this information to provide Google My Business services, to facilitate user interactions with businesses, and to provide us with reports and analytics about the interactions and performance of our business listing.
4.6 WhatsApp Business Chat
For direct communication, we offer you the possibility to contact us via "WhatsApp Business Chat". This service is provided by WhatsApp Ireland Limited, 4 Grand Canal Square, Grand Canal Harbour, Dublin 2, Ireland, a subsidiary of Meta Inc., 1601 Willow Road, Menlo Park, CA 94025, USA.
If you contact us via WhatsApp Business Chat, your cell phone number and the content of your message, as well as any other data you may have provided, will be transmitted to WhatsApp and processed there. We receive this data and use it to respond to your request.
WhatsApp uses cookies and other technologies to provide the service and enable communication. In the process, your IP address may also be collected and stored.
Please note that the use of WhatsApp Business Chat and communication via this service is subject to WhatsApp's privacy policy. We recommend that you read this policy before using the service.
4.7 Google Fonts API
On our website, we use the Google Fonts API, a service of Google LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA; "Google"), to embed fonts. By integrating these fonts, your browser will establish a connection to Google's servers when you visit our website in order to download the fonts and display them correctly.
Through this connection, data, in particular your IP address and information about the browser you are using, may be transmitted to Google and stored on Google servers. These servers may be located in the USA or other countries.
If you want to prevent the transfer of data within the Google Fonts API, you can block access to the domain fonts.googleapis.com in your browser settings. Please note that in this case our website may not be displayed correctly.
4.8 Google Hosted Libraries
On our website, we use Google Hosted Libraries, a service provided by Google LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA; "Google"). Google Hosted Libraries enables us to load certain libraries (e.g. JavaScript libraries) directly from Google's servers in order to optimize the loading times of our web pages and ensure consistent performance.
By using Google Hosted Libraries, your browser will connect to Google's servers when you visit our website in order to download the required libraries. In the process, data, in particular your IP address and information about the browser you are using, may be transmitted to Google and stored on Google servers. These servers may be located in the USA or other countries.
If you would like to prevent data transfer within the scope of Google Hosted Libraries, you can block access to the domain ajax.googleapis.com in your browser settings. Please note that in this case our website may not be displayed correctly or only with increased loading time.
4.9 Google Maps
On our website, we use Google Maps, a map service provided by Google LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA; "Google"). Google Maps enables us to integrate interactive maps directly into the website and allows you to conveniently use the map function, for example, to search for a location or to plan your journey.
By visiting the website, Google receives the information that you have called up the corresponding sub-page of our website. In addition, further data, in particular your IP address, is transmitted to Google and stored on Google servers. These servers may be located in the USA or other countries. This occurs regardless of whether Google provides a user account through which you are logged in or whether no user account exists.
Google stores your data as usage profiles and uses them for purposes of advertising, market research and/or demand-oriented design of its website. Such an evaluation is carried out in particular (even for users who are not logged in) to provide needs-based advertising.
You have the right to object to the creation of these user profiles, and to exercise this you must contact Google.
4.10 Microsoft 365
For various office and communication tasks, we use Microsoft 365, a service provided by Microsoft Corporation, One Microsoft Way, Redmond, WA 98052-6399, USA.
Microsoft 365 offers a range of productivity tools, including email (Outlook), document storage (OneDrive), collaboration tools (Teams), and Office applications such as Word, Excel, and PowerPoint. When you contact us, for example by email, or when we share documents, these interactions are processed and stored through Microsoft 365.
Microsoft uses servers in different countries to provide the Microsoft 365 services. This means that your data may be stored in data centers outside of Switzerland. However, Microsoft has implemented various security and privacy measures to protect its customers' data.
4.11 Wix
Wix.com Ltd. is the company behind the Wix service. It is a platform that allows users to create their own websites and online stores. The company is located at 40 Namal Tel Aviv St., Tel Aviv 6350671, Israel.
On our website, we use Wix as a platform for creating and managing our online presence. This includes the display of content, the hosting of images and videos, the provision of contact forms and, if necessary, the operation of an online store.
Wix uses various technologies to ensure the functionality of its platform. These include cookies, web beacons, and similar technologies that are used to improve the user experience, analyze website performance, and provide personalized advertising. Wix may also collect IP addresses and other information submitted by visitors to the site.
BrainBox Generators
BrainBox Generators is a service of BrainBox Solutions GmbH to recognize all data protection-relevant services on a website and, among other things, to help with the creation of the privacy policy. No personal data is collected or processed in the process.