Service & Contact

Become a Member

Would you like to try CarOnSale yourself? We would be happy to offer you personal guidance regarding your membership with CarOnSale.
Tel: +49 30 311 96 400
Contact your personal representative now

Customer Service

For questions relating to payment and transport, making complaints or other general inquiries, please contact our customer service team who will gladly assist you.
Tel: +49 30 311 96 400
Contact customer service now

Press Enquiries

Do you have questions about advertising and sponsoring orwould you like to make a press enquiry? Please feel free to contact us directly.
Send request now


Castle Tech GmbH
c/o Wework
Eichhornstr. 3
10785 Berlin

Tel: +49 30 311 96 400

Our service team is personally available for you during the week from 9 am to 6 pm.