Interview Thomas Schmidheiny - Bloomberg TV

May 14 (Bloomberg) -- Swiss billionaire Thomas Schmidheiny talks about the family's Heerbrugg estate on a hillside overlooking the southern edge of Lake Constance in Switzerland, vineyards in Australia, Argentina and California's Napa Valley, and expansion prospects. The 68-year-old head of cement company Holcim Ltd. spoke April 24 in Balgach, Switzerland, with Bloomberg's Guy Collins.
(Source: Bloomberg)