ATG To Host Fourth-Quarter and Full-Year 2006 Conference Call on Tuesday, February 6 at 10:00 AM ET

In conjunction with its regularly scheduled fourth-quarter and full-year 2006 financial results news release, ATG (Art Technology Group, Inc., NASDAQ: ARTG) will host its quarterly conference call for investors at 10:00 a.m. ET on Tuesday, February 6, 2007. Investors interested in listening to the live or archived webcast should log onto the "For Investors" section of ATG's website located at www.atg.com.

ATG's fourth-quarter and full-year 2006 conference call also can be heard live by dialing (866) 723-3575 (or (706) 634-8872 for international calls) and using conference ID No. 5547015.

About ATG

ATG (Art Technology Group, Inc., NASDAQ: ARTG) makes the software that the world's most customer-conscious companies use to create a more relevant and consistent customer experience, throughout the marketing, commerce, and customer care lifecycle, and across the Web, e-mail, chat, call center, and mobile channels. Offering an alternative to the traditional silo-based approach to customer-facing applications, the ATG Wisdom(TM) platform integrates ATG's best of breed products into a seamless, more compelling experience made relevant to each customer and segment through unique content targeting technology. ATG solutions are available through traditional licensing or delivered as a service, on-demand. ATG's solutions power over 600 major brands, including Adobe, A&E Networks, American Eagle Outfitters, B&Q, Best Buy, Cingular Wireless, Dell, DirecTV, France Telecom, Hewlett-Packard, Intuit, Johnson & Johnson, Louis Vuitton, Mercedes-Benz, Neiman Marcus, New York & Company, Nokia, Nike, OfficeMax, PayPal, Philips, Procter & Gamble, Rubbermaid, Smith & Hawken, Symantec, T-Mobile, Target, Verisign, and Walgreens. The company is headquartered in Cambridge, Massachusetts, with additional locations throughout North America, Europe and Asia. For more information about ATG, please visit www.atg.com.

© 2007 Art Technology Group, Inc. ATG and Art Technology Group are registered trademarks, and ATG Wisdom is a trademark of Art Technology Group, Inc. All other product names, service marks, and trademarks mentioned herein are trademarks of their respective owners.

Source: ATG