Chico`s to Re-Platform E-Commerce Sites with Commerce and Personalization Expert ATG

Kurt Peters

Private Label Retail Growth Drives Need for New Platform to Support Aggressive Multi-Channel Strategy

CAMBRIDGE, Mass.--March 19, 2007--ATG (Art Technology Group, Inc. NASDAQ: ARTG), the leading e-commerce platform vendor, today announced that Chico`s FAS, Inc. plans to re-launch the Web storefronts for each of its brands using the full e-commerce suite offered by ATG as part of an aggressive multi-channel strategy. ATG Commerce will further accelerate Chico`s online business channel and create personalized experiences for customers while enabling sophisticated merchandising campaigns.

Chico`s is a specialty retailer of private label casual-to-dressy clothing, intimates, complementary accessories, and other non-clothing gift items. The company operates 925 women`s specialty stores operating under the Chico`s, White House | Black Market, and Soma by Chico`s names. By teaming with ATG, Chico`s will be able to strengthen its relationship with customers by leveraging the vendor`s advanced personalization capabilities, recognized by analysts as the most powerful in the industry.

"The ongoing success of our business has set the stage for growth in both established and future Chico`s brands," said Stephen Carvelli, director of e-commerce, Chico`s FAS, Inc. "It is critical that our customers have a consistently rich, personalized online experience across all of our brands` Web storefronts. ATG has a strong record for delivering software that drives high quality online shopping experiences. Further, the ATG Commerce suite is supported by deep merchandising capabilities that give merchants advanced control of the online storefront."

"Chico`s growth has been nothing short of remarkable" said Cliff Conneighton, senior vice president of marketing, ATG. "What may be even more impressive is the company`s commitment to maintaining and enhancing the excellent online shopping experience its customers have come to expect. ATG is an excellent fit to take that experience to the next level."

About Chico`s FAS, Inc.
Chico`s sells exclusively designed, private-label women`s clothing and related accessories. The Company is a specialty retailer of private label, sophisticated, casual-to-dressy clothing, intimates, complementary accessories, and other non-clothing gift items. The Company operates 916 women`s specialty stores, including stores in 47 states, the District of Columbia, the U.S. Virgin Islands and Puerto Rico operating under the Chico`s, White House | Black Market, and Soma by Chico`s names. The Company has 558 Chico`s front-line stores, 34 Chico`s outlet stores, 257 White House | Black Market front-line stores, 16 White House | Black Market outlet stores, 51 Soma by Chico`s stores.

About ATG
ATG (Art Technology Group, Inc., NASDAQ: ARTG) makes the software and delivers the on-demand solutions that the world`s most customer-conscious companies use to power their e-commerce web sites, attract prospects, convert them to buyers and ensure their satisfaction so they become loyal, repeat, profitable customers. Our B2C e-commerce suite is ranked the #1 current offering by Forrester Research and Gartner, Inc., and powers more of the top 300 internet retailers than any other vendor. Our eStara brand provides customer interaction solutions to enhance conversions and customer support, and delivers the world`s most widely used click-to-call service. ATG`s solutions are used by over 900 major brands, including Amazon, American Eagle Outfitters, AOL, AT&T;, Best Buy, B&Q; Cabelas, Carrefour, Cingular, Coca Cola, Continental Airlines, CVS, Dell, DirecTV, El Corte Ingles, Expedia, France Telecom, Harvard Business School Publishing, Hewlett-Packard, Hilton, HSBC, Intuit, J. Crew, Macy`s, Meredith, Microsoft, Neiman Marcus, New York & Company, Nike, Nokia, OfficeMax, PayPal, Philips, Procter & Gamble, Sears, Sony, Symantec, Target, T Mobile, Urban Outfitters, Verizon, Viacom, Vodafone and Walgreens. The company is headquartered in Cambridge, Massachusetts, with additional locations throughout North America and Europe. For more information about ATG, please visit www.atg.com.

(C) 2007 Art Technology Group, Inc. ATG and Art Technology Group are registered trademarks of Art Technology Group, Inc. All other product names, service marks, and trademarks mentioned herein are trademarks of their respective owners.

This press release contains forward-looking statements for purposes of the safe harbor provisions under The Private Securities Litigation Reform Act of 1995. These statements involve known and unknown risks and uncertainties that may cause ATG`s actual results, levels of activity, performance or achievements to be materially different from any future results, levels of activity, performance or achievements expressed or implied by such forward-looking statements. Important risk factors affecting ATG`s business generally may be found in its periodic reports and registration statements filed with the Securities and Exchange Commission at www.sec.gov. Risk factors related to the subject matter of this press release include the possibility that the ATG product deployment will not be successful, on time or significantly enhance the user`s Internet experience or will not increase customer revenue across brands; that those customers leveraging ATG won`t have the opportunity to increase revenue and decrease future costs; the need to adapt to rapid changes so products do not become obsolete; the possibility of errors in ATG`s software products; the possibility that the solution will not make customer implementations faster or more flexible or permit the customer to meet its customer-facing or infrastructure requirements; that the ATG product will not continue to be integrated with third-party applications servers or will not support all Web services enabled systems; that ATG`s product strategy may change in the future; and the risks and costs of intellectual property litigation. ATG undertakes no obligation to update any of the forward-looking statements after the date of this press release.

Tucker Walsh

Matter Communications
Jesse Ciccone
978-499-9250 x 230


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