Propamsa joins Grupo Cementos Molins in 1990. The family business was bought by Grupo Cementos Molins on January 1, 1990. With this union of efforts, Propamsa saw clearly strengthened its capital and opportunities for imp......Propamsa joins Grupo Cementos Molins in 1990. The family business was bought by Grupo Cementos Molins on January 1, 1990. With this union of efforts, Propamsa saw clearly strengthened its capital and opportunities for improvement and expansion. Thus came to be part of a big consolidated company both in the domestically and internationally market. Cementos Molins was born as a family business in 1928 and during all this time had developed an important quarries management and products innovations.