Steven Kauffman began making acoustic guitars In 1976, at the age of 20.  A dozen instruments later, he began working with his teacher and mentor, Steve Klein.  Their relationship continued for many years by the late 1990s Kauffman was the main builder of Klein acoustics. Circa 2005 he was building Kauffman and Klein guitars near his home in Lafayette, California. Following a move to Oregon he builds Klein Acoustic Guitars and his own Kauffman Guitars on a custom order basis, one-at-a-time in his ranch in Cottage Grove,

Source: Kauffman Guitars website (3 November 2017)