1. Introduction
MT1 S.à r.l. places particular importance on the protection of personal data.
This policy explains how we collect, use, and protect your data when you browse the mt1.lu website, use our forms, book an appointment online, or contact us.
2. Data Controller
MT1 S.à r.l.
Private limited liability company under Luxembourg law
Registered office: 38, rue Zénon Bernard, L-4031 Esch-sur-Alzette, Luxembourg
Luxembourg Trade and Companies Register: B271932
VAT number: LU34344381
For any questions relating to your data, you can contact us:
Telephone: +352 27 99 21 19
Email: contact@mt1.lu
3. Data We Collect
MT1 S.à r.l. may collect data that you provide directly through the website, including:
- first and last name;
- email address;
- telephone number;
- company or organisation;
- position;
- subject and content of your message;
- date, time, and purpose of the requested appointment;
- information necessary to send a confirmation or online meeting invitation;
- CVs and documents submitted as part of an application.
We may also collect certain technical data related to your browsing, including:
- IP address;
- browser type;
- pages viewed;
- date and time of access;
- data strictly necessary for the operation, security, and maintenance of the website.
Users are encouraged to provide only the information necessary to process their request.
4. Purposes of Processing
The data collected through the website is processed for the following purposes:
- complying with applicable legal obligations;
- responding to requests submitted through the contact form;
- responding to requests for quotations or information;
- enabling the booking of an online appointment;
- sending confirmations and invitations related to requested appointments;
- following up on communications with individuals interested in MT1 S.à r.l.’s services;
- processing applications;
- improving the operation, security, and maintenance of the website.
5. Legal Bases
Depending on the circumstances, processing is based on:
- the user’s consent where required, in particular for certain cookies or similar technologies;
- MT1 S.à r.l.’s legitimate interest in responding to requests received, managing its professional relationships, and securing its website;
- the performance of pre-contractual measures where the request relates to a service, quotation, or application;
- compliance with applicable legal obligations.
6. Data Recipients
The data is intended for authorised personnel within MT1 S.à r.l.
It may also be accessible, to the extent necessary for the performance of their duties, to technical service providers involved in the operation of the website, including:
- the website hosting provider;
- the provider responsible for website maintenance;
- calendar and video-conferencing tools used for online appointment scheduling;
- analytics tools, if such tools are used.
MT1 S.à r.l. does not sell personal data to third parties.
7. Transfers Outside the European Union
MT1 S.à r.l. favours service providers located within the European Economic Area.
If data were to be transferred outside the European Economic Area, MT1 S.à r.l. would ensure that such transfer is based on a mechanism compliant with the GDPR, such as an adequacy decision or Standard Contractual Clauses.
8. Data Retention Period
Data is retained for a limited period appropriate to its purpose:
- contact, information, quotation, or appointment requests: up to 3 years from the date of the last communication;
- applications: up to 2 years from the date of the last contact, unless earlier deletion is requested;
- data necessary to establish a legal right or comply with a legal obligation: for the legally applicable period;
- technical and statistical data: for a limited period appropriate to its purpose;
- cookies and browsing data: according to the retention periods specified on the Cookie Management page.
9. Cookies
The website may use cookies and similar technologies to ensure its proper functioning, secure browsing, and, subject to your consent where required, measure website traffic.
You can accept, refuse, or configure non-essential cookies through the banner provided for this purpose.
The use of cookies is detailed on the Cookie Management page, which is accessible from the website.
10. Your Rights
In accordance with the GDPR and under the conditions provided for by applicable regulations, you have the following rights:
- right of access;
- right to rectification;
- right to erasure;
- right to restriction of processing;
- right to object;
- right to data portability;
- right to withdraw your consent where processing is based on consent.
You may exercise these rights by writing to: contact@mt1.lu
MT1 S.à r.l. may request additional information where necessary to confirm your identity or process your request.
11. Complaints
If you believe that the processing of your data does not comply with applicable regulations, you may lodge a complaint with the competent Luxembourg supervisory authority:
National Commission for Data Protection (CNPD)
15, boulevard du Jazz
L-4370 Belvaux
Luxembourg
www.cnpd.lu
12. Security
MT1 S.à r.l. implements reasonable technical and organisational measures to protect personal data against loss, unauthorised access, disclosure, alteration, or destruction.
13. Amendments
MT1 S.à r.l. may amend this policy to reflect legal, technical, or functional changes to the website.
The applicable version is the one published on the website on the date of consultation.
Last updated: 02/07/2026