Metsä Board, previously known as M-real Corporation, is a Finnish paper and pulp company. It was originally established by G.A. Serlachius, and named Metsä-Serla (Forest Serla). The brand Serla is an M-real brand. M-real's slogan is "make it real". Metsä Board is part of Metsä Group, one of the largest Forest industry groups in the world.On 29 September 2008, M-Real sold four of its paper mills to South African company, Sappi.