Duke Energy, Dynegy, Gazprom ( Russia ), Global Crossing, HIH Insurance ( Australia ), Informix , Kmart , Maxwell Communications (UK), McKessonHBOC, Merrill Lynch , Merck , Peregrine Systems , Qwest Communications , Reliant Resources, Rent-Way, Rite Aid, Sunbeam , Tyco , Waste Management, WorldCom , Xerox , and Arthur Andersen