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We are here for you!

Our dedicated team of experts is always available to answer your questions, address your concerns, and listen to your suggestions. We want to ensure that your contact experience is smooth and that you receive the best possible support.

To make it as easy as possible for you to get in touch with us, we offer various ways to reach out. Choose the contact method that suits you best:

Phone:

Call us directly at +352 28 38 66 01.

Email:

Send us an email with your inquiries to info@keller-minimal-windows.com, and we will respond as soon as possible.

Whichever option you choose, we look forward to helping you and providing you with the best possible assistance.

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General Inquiry

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General Inquiry


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General Inquiry


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General Inquiry


I agree that Keller Minimal Windows S.A. stores my personal data provided in this inquiry for a duration of 6 months from the date of consent. I consent to Keller Minimal Windows S.A. using this data to contact me later. I can withdraw my consent at any time for the future by sending an email to contact@keller-minimal-windows.com or by sending a written request to the following address: Keller Minimal Windows S.A. – 38-40, route de Wilwerdange, 9911 Troisvierges, LUXEMBOURG.

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Private Individual

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Private Individual


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Private Individual


I agree that Keller Minimal Windows S.A. stores my personal data provided in this inquiry for a duration of 6 months from the date of consent. I consent to Keller Minimal Windows S.A. using this data to contact me later. I can withdraw my consent at any time for the future by sending an email to contact@keller-minimal-windows.com or by sending a written request to the following address: Keller Minimal Windows S.A. – 38-40, route de Wilwerdange, 9911 Troisvierges, LUXEMBOURG.

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Architect Inquiry

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Architect Inquiry


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Architect Inquiry


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Architect Inquiry


I agree that Keller Minimal Windows S.A. stores my personal data provided in this inquiry for a duration of 6 months from the date of consent. I consent to Keller Minimal Windows S.A. using this data to contact me later. I can withdraw my consent at any time for the future by sending an email to contact@keller-minimal-windows.com or by sending a written request to the following address: Keller Minimal Windows S.A. – 38-40, route de Wilwerdange, 9911 Troisvierges, LUXEMBOURG.