Deloitte Consulting and Art Technology Group Announce Strategic Alliance to Offer Rapid Implementation of Customer-Focused Solutions

Business Wire, Sept 7, 2000

Business/Technology Editors

SAN FRANCISCO & CAMBRIDGE, Mass.--(BUSINESS WIRE)--Sept. 7, 2000

Alliance to Enable Global 1000 to Maximize Lifetime Value

of Online Customers

Deloitte Consulting, one of the world's leading e-Business consulting firms, and Art Technology Group, Inc. ("ATG") (Nasdaq: ARTG), a leading provider of online customer relationship management and electronic commerce products, announced today that they have entered into a strategic alliance to offer e-Business solutions to Global 1000 companies based on the ATG Dynamo(R) e-Business Platform.

Deloitte Consulting and ATG will jointly deliver customer-focused solutions that leverage ATG Dynamo's J2EE(TM)-certified application platform and 100% Java-based customer management applications. Tapping the power of ATG Dynamo, companies can maximize the lifetime value of online customer relationships to quickly achieve more effective business results.

As part of the alliance, Deloitte Consulting currently plans to:

--Develop ATG Dynamo solutions in their global network of

Solutions Centers

--Train as many as 300 professionals to deliver ATG Dynamo

solutions

--Develop a proprietary ATG Rapid Implementation Framework

--Develop ATG Dynamo solutions for key vertical markets

Additionally, ATG will support Deloitte Consulting's ATG Dynamo solutions practice and work together on joint sales efforts.

"We are excited to offer the ATG Dynamo e-Business Platform to accelerate our clients' success," said Steve Pratt, the Deloitte Consulting principal responsible for the firm's Customer Relationship Management practice. "Building our customer e-Businesses on ATG Dynamo helps to ensure that our solutions effectively scale and handle the exponential growth that can be generated from a successful e-Business initiative. ATG Dynamo's open architecture and J2EE certified e-Business platform enable us to work with other leading companies to provide our clients with complete e-Business solutions. We believe the ATG alliance will advance our strategy to offer clients the best customer-focused solutions as measured by business results, speed, and value."

"Forming strategic alliances with firms such as Deloitte Consulting is critical to satisfying the enormous demand for ATG Dynamo-based applications," said Jeet Singh, CEO of ATG. "We are pleased with Deloitte Consulting's plans for training, solution center support, and joint sales efforts. Additionally, we are impressed with the e-Business leadership and vision of Deloitte Consulting and look forward to working even more closely with them."

About Deloitte Consulting

Deloitte Consulting is one of the world's leading e-Business consulting firms, providing services in all aspects of enterprise transformation, from strategy and processes to information technology and human resources. The firm's e-Business professionals help clients create, defend and/or reinvent their business and economic models by guiding them through the complexities of the evolving digital economy. Deloitte Consulting is part of Deloitte Touche Tohmatsu, one of the world's leading professional services firms, which provides assurance and advisory, tax, and consulting services through more than 90,000 people in over 130 countries. Deloitte Touche Tohmatsu serves nearly one-fifth of the world's largest companies as well as large national enterprises, public institutions, and successful fast-growing companies. Please visit us at www.dc.com.

About ATG

Art Technology Group, Inc. (ATG) is a leading provider of online customer management and electronic commerce products and services. ATG offers an integrated suite of Java(TM) application server-based products and services, as well as related application development, integration and support services. The ATG Dynamo(R) e-Business Platform enables Global 1000 enterprises, as well as new businesses using the Internet as their primary business channel, to understand, manage and build their online customer relationships and to more effectively market, sell and support their products and services over the Internet.

The Dynamo solution is designed to provide businesses with the core platform and applications required to develop and deploy personalized, scalable and reliable e-commerce Web sites. Dynamo is licensed to over 400 customers including 3M, BabyCenter, BMG Direct, Eastman Kodak, Informix, J. Crew, Network Solutions, Sun Microsystems, Target Corporation and TheStreet.com. The company is headquartered in Cambridge, Mass., with additional locations throughout North America, Europe and Asia Pacific.

Dynamo is a registered trademark of Art Technology Group. Sun, Sun Microsystems, the Sun Logo, J2EE, 100% Pure and Java are trademarks or registered trademarks of Sun Microsystems, Inc. in the United States and other countries.

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 ATG's periodic reports and registration statements filed with the Securities and Exchange Commission. Risk factors related to the subject matter of this press release include the possibility that the parties will not continue to work successfully together; that Dynamo software will not function properly in conjunction with partners' or customers' software or services, either now or in the future; unrealistic customer and strategic partner expectations; and the costs and risks associated with intellectual property infringement and litigation. ATG undertakes no obligation to update any of the forward-looking statements after the date of this press release.