Nestlé, the $116 billion food and beverage company, named Wan Ling Martello CFO. She succeeds Jim Singhe, who will retire in the spring. Martello, 53, has been executive vice president of global e-commerce for Wal-Mart for the past six years. From 1998 to 2005, she worked at NCH Marketing Services, where she was CFO, chief operating officer and then president of its U.S. business. Earlier, Martello was corporate controller for Borden Foods and held finance and business administration positions at Kraft Foods.

NextEra Energy, the $15.3 billion clean energy company, appointed Moray Dewhurst CFO and vice chairman. He replaces Armando Pimentel, who is now president and CEO of NextEra Energy Resources, a subsidiary. Dewhurst, 56, most recently was vice chairman and chief of staff for the Juno Beach, Fla.-based company. From 2001 to 2008, he served as CFO and vice president of finance for NextEra, as well as CFO of Florida Power & Light Co., a subsidiary.

Visteon Corp., a Van Buren Township, Mich.-based automotive supplier with $7.5 billion in 2010 revenue, named Charles Mazur vice president of investor relations. Michael Lewis, who previously handled the investor relations responsibilities, continues to serve as Visteon's treasurer. Mazur, 42, was most recently vice president of investor relations and corporate communications at International Automotive Components.