FMC Technologies, a $4.1 billion Houston-based company that provides technology for the energy industry, named Halet Murphy treasurer. He succeeds Maryann Seamann, who was promoted to CFO and senior vice president. Murphy, 41, most recently was treasurer and vice president at Hawker Beechcraft. Earlier, he served as assistant treasurer at Novelis and director of financial risk management at Lear, and worked in finance at Delphi and LTV Corp.
Cedar Fair, the $977 million amusement park company, appointed Brian Witherow CFO and executive vice president. He replaces Peter Crage, who resigned in June. Witherow, 44, has been the Sandusky, Ohio-based company’s corporate controller and vice president since 2005. He was Cedar Fair’s corporate treasurer from 2004 to 2005 and corporate director of investor relations from 1995 to 2004. Prior to joining Cedar Fair, Witherow worked at Arthur Andersen.