Many biggies like Target , bestbuy are still using ATG.. Not sure, what it offers, but, people are still using it , and so much of development is still happening in ATG
http://www.atg.com/en/news/press-releases/pr.jhtml?id=1700642
ATG's solutions power brands including A&E Networks, Airbus, American Airlines, American Eagle Outfitters, AT&T Wireless, Best Buy, Boeing, France Telecom, Friends Provident, General Electric, Hewlett-Packard, HSBC, InterContinental Hotels Group, Kingfisher, Merrill Lynch, Neiman Marcus, Philips, Procter & Gamble, SBC, T-Mobile, Target, US Army, US Federal Aviation Administration, Warner Music, Wells Fargo, and Yahoo!

[ September 12, 2005: Message edited by: Ram kovis ]