Rational Software, Lexington, Mass., narrowed the review for its $15 million to $20 million account to CGN, Boston; Mullen
, Wenham, Mass.; and Doremus & Co., New York. Finals are at the end of December. The incumbent was Allen & Gerritsen, Watertown. Pile & Co., Boston, is the consultant.
Copyright November 2000, Crain Communications Inc.