EarnestDD, confirmation from a Federal Government link...
From the Federal Government website/link below, click on page 4. It lists/states that SRGE (Southridge) owns the Cinco Minas & Gran Cabrera and to further analyze, they are listed under that Federal website section that's called "PRODUCTION PROYECTS" which is where they list projects that have been confirmed to actually be in production. See below for a snapshot (see where I have highlighted Southridge):