10 quarry owners and manufacturers of slate of Papagaio region, located at west of Minas Gerais state, founded Stoneten on 1999.

Joining their slate market knowledge and machinery technology, Stoneten, since that time, works to guarantee a production of first quality slate items, attending to all international and ambient rules, since the extraction of the large pieces till the final processing of the slates.

Also counts on a great production and specialized hand labor, marked on all the company production process.

As a result of intense efforts on managerial and technological improvement, Stoneten is able to put its high quality products, rapidly, anywhere in the world.