McFadyen Consulting Announces Sponsorship of ATG's Dynamo Open 2000
McFadyen Consulting will Sponsor the Dynamo Open 2000 in Palm Springs, CA which will Host Over 500 Dynamo End-Users and Partners

Vienna, VA - April 8, 2000 - McFadyen Consulting, eCommerce integrators and ATG Solutions Partner, announced that they will sponsor ATG's Dynamo Open 2000, June 12-15, at La Quinta Resort & Club in Palm Springs, California. This is ATG's second annual users' conference and is intended to be a celebration of ATG Dynamo and the enduring success of the ATG community. McFadyen Consulting, an ATG Solutions Partner, has worked on 10 Dynamo projects in the second quarter of 2000.

The ATG Dynamo Open is designed to both educate and entertain, with two full days of thought-provoking presentations, product demonstrations, and opportunities for fun, relaxation, and interaction with industry peers. McFadyen Consulting will be highlighted as a key Solutions Partner in the ATG's "Gallery" exhibition. McFadyen Consulting will be presenting ATG Dynamo implementation success stories, technical and consulting capabilities, and an innovative graphical display of eBusiness architectures.

With a prestigious client list including companies such as General Electric, SmithKline Beecham, Cisco and Intel, McFadyen Consulting has an industry reputation of maintaining a technical consulting staff comprised of the finest professionals from a diverse range of disciplines. Partnership with ATG enables the construction of powerful eCommerce Web sites that provide personalized user experiences, establish strategic brands and leverage the capabilities of Internet customer relationship management (ICRM).

"The Dynamo Open 2000 is an opportunity for McFadyen Consulting to share our innovations and experiences working with ATG's Dynamo." explained Tom McFadyen, President of McFadyen Consulting,"We have chosen to partner with ATG because Dynamo is the leader in eCommerce Solutions. We have chosen to sponsor Dynamo Open 2000 because we want to further entrench ourselves in and contribute to this exciting, forward-thinking community."

"ATG is pleased to have McFadyen Consulting as a Dynamo Partner" explained Kim Wyke, Director of Express Services, Art Technology Group "Their extensive technical skills, business knowledge, and commitment are an asset to Art Technology Group, our customers, and other ATG Partners."

About McFadyen Consulting
McFadyen Consulting (www.mcfadyen.com) has been providing full life-cycle implementation services on large-scale solutions integration for over a decade. The organization combines industry best practice experience, technology expertise and visionary strategy to create market leadership and solve critical business needs for clients. McFadyen Consulting's expertise includes eBusiness solutions, electronic document management, ERP integration, 3-tier architecture, object oriented development, supply chain integration and electronic workflow automation. McFadyen Consulting's strategic partnerships enable their clients to tackle new and aggressive markets while decreasing operational expenses.

About ATG
Art Technology Group, Inc. ("ATG") (Nasdaq: ARTG) is a leading provider of Internet customer relationship management and electronic commerce products and services. ATG offers an integrated suite of Java application server-based products and services, as well as related application development, integration and support services. ATG's Dynamo® Product Suite 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 Company is headquartered in Cambridge, MA with additional locations throughout the U.S. and in Europe.