Kohler Co. said its board elected David Kohler president and chief operating officer. He will lead the company’s Kitchen & Bath Group, Global Power Group, Interiors Group and Technical Services, reporting to Herbert V. Kohler Jr., the company’s chairman and  CEO.  Jim Westdorp, formerly president, Global Faucets and Kitchen & Bath Europe for Kohler, succeeds David Kohler as group president – Kitchen & Bath.  Jeff Mueller, who was managing director of Kohler Mira showers in the United Kingdom, will replace Westdorp in the Global Faucets position.