McFadyen Consulting Announces Sponsorship of the ATG Open 2001
McFadyen Consulting, an ATG User Conference Sponsor for 3 Years, Will Exhibit in New Orleans, with 1500 Dynamo End-Users and Partners

Vienna, VA - March 26, 2001 - McFadyen Consulting, Dynamo integrators and ATG Solutions Partner, announced that they will sponsor ATG's Open 2001, April 17-20, at Sheraton New Orleans in New Orleans, Louisiana. This is ATG's third annual users' conference and is intended to be a celebration of the ATG Dynamo eBusiness platform and the enduring success of the ATG community. McFadyen Consulting, an ATG Solutions Partner, has successfully completed over 25 Dynamo projects since the inception of the partnership in 1999.

The ATG Open is designed to both educate and entertain, with three full days of thought-provoking presentations, product demonstrations, and opportunities for fun, relaxation, and relationship building within the Dynamo Community. McFadyen Consulting will be highlighted as a key Solutions Partner in the ATG's "Partner Gallery" exhibition. McFadyen will be presenting ATG Dynamo implementation success stories, core service capabilities, and an innovative graphical display of eBusiness architectures. A McFadyen Consulting room gift will also be provided to all attendees.

McFadyen Consulting, founder of the ATG Users Group (DUG), built and manages a web site for DUG (www.DynamoUsersGroup.org), which provides event support and planning services for the growing network of ATG partners starting local DUG chapters. The web site also provides industry news, an event calendar, resources, technical FAQ's, and case studies for the Dynamo community.

McFadyen Consulting's prestigious client list includes companies such as National Public Radio (NPR), Channelpoint, Sun Microsystems, Network Solutions Inc., EarthWeb, Massachusetts Financial Services (MFS), GroupLotto.com, Wilmington Trust, and Texas Instruments. The organization has an industry reputation of maintaining a consulting staff comprised of the finest professionals with talents spanning the strategic, technical, and creative 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 ATG Open 2001 is an opportunity for McFadyen Consulting to share our innovations and experiences gained from working with Dynamo for over three years.” explained Tom McFadyen, President of McFadyen Consulting,“We have chosen to partner with ATG because Dynamo is the leader in eCommerce solutions. This is our third year sponsoring the ATG Open demonstrating our commitment to that platform. We look forward to sharing our leadership and celebrating another year of success with fellow members of the exciting, forward-thinking Dynamo community."

"McFadyen Consulting has really stepped forward as a leader in the Dynamo Community," explained Juan Carlos Cole, Mid-Atlantic Channel Account Manager, ATG, "Their strategic vision, deep technical knowledge, and unwavering commitment are an asset to ATG, our customers, and other ATG Partners."

About McFadyen Consulting
McFadyen Consulting (www.mcfadyen.com) has been providing full lifecycle implementation services on large-scale IT 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 is a leading integrator of ATG's Dynamo eBusiness platform and has completed over 20 Dynamo projects. Dynamo clients range from Fortune 500 organizations to dynamic young companies seeking differentiation online. McFadyen Consulting's expertise includes eBusiness solutions, content management, ERP integration, 3-tier architecture, object-oriented development, supply chain integration, and electronic workflow automation. In the fall of 2000 McFadyen Consulting established the ATG Users Group (DUG) that meets quarterly in the Washington, D.C. area and New York City. DUG (www.DynamoUsersGroup.org) was founded to create an unbiased, educational forum for the exchange of information and ideas for the ATG Dynamo user community.

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.