OMNOVA Solutions Inc. and an investor group led by Barington Capital Group, L.P. said they have reached agreement on the annual meeting of shareholders of the company. Under the terms of the agreement, two proposed Barington nominees, James A. Mitarotonda and Joseph M. Gingo, and one proposed OMNOVA nominee, Janet P. Giesselman, will each be nominated by the OMNOVA Board for election at the 2015 annual meeting to an expanded board of directors.