Mast Brothers

Mast is an American artisanal chocolate company headquartered in Brooklyn, New York. The company was founded in 2007 by brothers Rick and Michael Mast from Primghar, Iowa. Mast Brothers, according to ''Vanity Fair'', is "widely credited for introducing artisanal chocolate to mainstream American culture" and has been instrumental in popularizing the bean-to-bar movement in America,. However, Mast Brothers has also faced criticism and allegations that they did not make their chocolate in the "bean-to-bar" style they claimed. Provided by Wikipedia