A. Gary Klesch (born 1947) is an Anglo-American entrepreneur, who in 1990 founded the Klesch Group, a global industrial company, based in Geneva, Switzerland, which he owns and chairs.[1][2] The Klesch Group of companies has interests in metals, mining, oil and gas, power generation, chemicals and other traditional "heavy" industries. Klesch specializes in principal investing in companies that are operating below their full potential.[3]