Contact Information

 

Customer Support

For questions about our products, orders, shipping, returns or cancellations, please contact us by email or through the contact form on this page.

Email: kardboardtik@grandlinecodex.com

When contacting us about an existing order, please include your order number and the email address used during checkout.

We will respond as soon as reasonably possible.

Company Information

The Grand Line Codex S.à r.l.-S
59, Rue de Macher
L-5550 Remich
Luxembourg

Website: www.grandlinecodex.com
Email: kardboardtik@grandlinecodex.com

Luxembourg Trade and Companies Register:
RCS Luxembourg B308815

VAT identification number:
LU37593083

Business Permit (Autorisation d’établissement):
No. 10195557/0

Date of issue:
16 June 2026

Business permit holder:
Kartik Sati

Issuing authority:
Luxembourg Ministry of the Economy

Postal Correspondence

Written correspondence may be sent to:

The Grand Line Codex S.à r.l.-S
59, Rue de Macher
L-5550 Remich
Luxembourg

Please do not return products without first reviewing our Return and Cancellation Policy and contacting us for the appropriate return instructions.

Additional Information

For further information concerning purchases made through our online store, please review our:

• Terms and Conditions

• Return and Cancellation Policy

• Shipping Policy

• Privacy Policy

These policies are available through the footer of our Website.