Client Services

If you are having any issues with registering, buying, selling or using the artnet Online Auctions website, please contact us. We have support teams available via telephone and email in both the United States and Germany.

Please provide us with as many details about your concern as possible, including auction IDs, artist and title of the auction lot, and your user screen and/or login names.

Email Us:

Call Us:

+1 877-388-3256
Monday–Friday, 9 a.m.–5 p.m. (EST)

+49 30 2091 7850
Monday–Friday, 9 a.m.–6 p.m. CET

Write to Us:

Artnet Worldwide Corporation
233 Broadway, 26th Floor
New York, NY 10279-2600

artnet AG
Oranienstrasse 164
10969 Berlin

Frequently Asked Questions

This comprehensive help section addresses the most common issues clients might face while using artnet Online Auctions.

Getting Started

Bidding And Buying



Account Information and Billing

Transaction Problems and Protections

Additional Help