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.
Illumina, a $902 million San Diego-based manufacturer of genetic analysis tools, named Marc Stapley CFO and senior vice president. He succeeds Christian Henry, who served as both CFO and general manager of the company’s genetic analysis business for two years, and will continue as general manager. Stapley, 42, most recently was senior vice president for global financial processes and systems at Pfizer. Earlier, he served as Americas CFO at Alcatel-Lucent, finance director and controller at Cadence Design Systems and an auditor at Coopers & Lybrand.
Radiation Therapy Services, a $544 million radiation treatment center operator in Fort Myers, Fla., appointed Bryan Carey CFO and vice chairman. He replaces Kerrin Gillespie, who resigned to accept a senior finance position at Health Management Associates. Carey, 50, joins the company from Vestar Capital Partners, where he was managing director. Previously, he was CFO, European managing director and executive vice president of Aearo Corp., director of strategic planning at Cabot Corp. and a principal at Chemical Venture Partners.
Integrated Electrical Services, a $481 million electrical infrastructure services provider, named Robert Lewey CFO and senior vice president. He succeeds Terry Freeman, who retired. Lewey, 50, has been treasurer and vice president of finance for the Houston-based company since May. Earlier, he served in other finance positions for IES, including vice president of tax, director of tax and treasurer. Prior to joining IES, Lewey was vice president of tax for Sulzer US Holdings and Metamor Worldwide.
U.S. Auto Parts Network, a $262 million online retailer of automotive parts in Carson, Calif., appointed David Robson CFO. He replaces Ted Sanders, who is leaving the company. Robson, 45, most recently was chief administrative officer and executive vice president at department store chain Mervyns. From 2001 to 2007, he was senior vice president of finance and principal accounting officer for music equipment retailer Guitar Center. Robson began his career with Deloitte & Touche.
Smart Balance, a $242 million health product company in Paramus, N.J., appointed Christine Sacco CFO, treasurer and executive vice president. She replaces Alan Gever, who is leaving to pursue other opportunities. Sacco, 36, has been Smart Balance’s controller since 2008 and principal accounting officer since 2011, a role she will continue to hold on an interim basis. From 2002 to 2008, Sacco was treasurer, director of financial reporting and vice president at Alpharma, a subsidiary of Pfizer.