 Another rewarding strategic move was creating Muinsa, an investment trust company intended to find ways around restrictive regulations limiting investment activity of insurance companies.Other specialized ITC companies, Muinsa Dos, Progesa and Mapinco, soon followed, and in the late 1960s the mutual started to re-format some of its structures into joint-stock organizations.In 1969 Larramendi drafted first major corporate shakeup, which materialized in 1970.