Art Technology Group Supports Major Company Growth With New Employee Promotions, Hires.

BOSTON--(BUSINESS WIRE)--Dec. 15, 1998--

E-Commerce Pioneer Adds Senior Vice President and Five Vice

Presidents To Enhance Management Team

Art Technology Group (ATG), developers of the Dynamo(R) Relationship Commerce(tm) product suite for online e-commerce and personalization applications, today announced the appointment of six key professionals to the Company's management team. The new positions include one senior vice president and five vice presidents. ATG's strong executive management team brings together key sales, service, and technology capabilities to address the demands of the exploding level of customer interest in the area of online commerce and personalization.

ATG's management promotions include the appointment of Bill Wittenberg, former vice president of engineering at the Company, to senior vice president of software development. Wittenberg, who has been a driving force in ATG's development of the Dynamo e-commerce product line, including the recent Dynamo Personalization Server release, leads ATG's industry-leading team of software developers. In his new role, Wittenberg will continue to be responsible for product strategy and development of all ATG products and, additionally, will oversee product management and product design.

In addition to Wittenberg, ATG also announces the appointments of Ann C. Brady, to vice president of finance, Lauren Kelley, to vice president of sales, Ina Sipser to vice president of engineering services, Brenda Sullivan, to vice president of organizational development and Patricia Morton, a new hire at ATG, as vice president of services.

"We are delighted to announce the new appointments to our management team. With ATG's incredible growth this year, we have emerged as an industry leader of high-end e-commerce software and services," comments Jeet Singh, President and CEO of ATG. " These experienced and highly qualified professionals have and will continue to be an essential part of our committed and talented staff."

ATG's highly successful product development, services strategy, and management leadership has enabled the Company to deliver the industry's most powerful, market-proven e-commerce solutions to a Fortune 500 customer-base, including Sun Microsystems, Sony, BMG Direct and Eastman Kodak. This past year ATG has announced the signing of more than three dozen additional customers including John Hancock Funds, EDS, Coopers and Lybrand and Newbridge Networks as well as several new European Dynamo licenses.

In addition, ATG has recently received a second round of equity financing. The funding is allowing the future growth of its sales and marketing infrastructure as well as expansion with its partners and distribution channels.

The Dynamo Relationship Commerce Suite

The Dynamo product suite is a family of tightly integrated, Java-based products that meets the high performance and scalability requirements of large e-commerce initiatives. Dynamo is the first solution designed specifically to manage online relationships by applying personalization to each and every user experience. Consisting of two components -- Personalization Server and Commerce Applications -- the Dynamo product suite provides integrated e-commerce capabilities for site development, personalization, selling, and advertising management.

ABOUT ART TECHNOLOGY GROUP

Art Technology Group is the innovator of Internet products and services that enable leadership companies to do business online. Recognized as one of the industry's most experienced and knowledgeable strategic online development firms, ATG delivers applications that apply personalization to electronic commerce to create more rewarding and successful customer interactions -- the core of Relationship). ATG's Internet commerce solutions enable organizations to extend their core businesses, whether in consumer retailing, financial services, publishing, or entertainment, quickly, easily and successfully into the online environment. ATG customers include, Sony Online Entertainment, Eastman Kodak, BMG Direct, Herman Miller, Newbridge Networks, Sun Microsystems and Harvard Business School, among others.

Dynamo is a registered trademark of Art Technology Group. Relationship Commerce is a trademark of Art Technology Group. Java is a trademark or registered trademarks of Sun Microsystems, Inc., in the United States and other countries.