Peabody Energy Corp., the $5.3 billion coal company with headquarters in St. Louis, appointed Gregg P. Wickstra CFO of Australia operations in Queensland and New South Wales. Wickstra, 53, came to Peabody in 1978 as a contract administrator and has held numerous senior management positions. From 1993 to 1995 he held the position of finance director for Peabody Resources Ltd., a former subsidiary of Peabody based in Sydney. Wickstra has spent over 30 years within Peabody's U.S and Australian sectors, most recently serving as vice president of commercial services.

Knight Capital Group Inc., appointed Steven Bisgay CFO of the $951.2 million trade execution provider for online broker-dealers. Bisgay, 40, succeeds John B. Howard, who has accepted the CFO position with AQR Capital Management LLC. Since January 2006, Bisgay served as managing director of business development at Knight, based in Jersey City, N.J. Throughout the last six years with Knight, he has overseen financial control at the corporate level as well as internal audit. He came to Knight as director of internal audit in June 2001. Prior to joining Knight, Bisgay, a CPA, spent 12 years with PricewaterhouseCoopers LLP serving last as senior manager in the firm's financial services industry practice.

Openwave Systems Inc., the $412 million provider of software solutions for the media and communications industries, with headquarters in Redwood City, Calif., named Jean-Yves Dexmier CFO. Dexmier replaces Harold L. Covert who has resigned for personal reasons. Dexmier, 55, brings 28 years of experience in financial and business management in software services and also serves on the board of directors at LookSmart Ltd. Prior to OpenWave, he served as CFO for various companies, including Informix Software from 2001 to 2005, which has since been acquired by IBM. He also served as president, CEO and CFO of Agentis Software from 1997 to 2000.

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Lionbridge Technologies Inc., the $418.9 million provider of globalization and offshoring services, based in Waltham, Mass., announced that senior vice president and CFO Stephen Lifshatz, 48, is leaving the company. Lionbridge stated that Lifshatz's resignation has no relation to the recent questioning of the integrity of the company's financial statements. The company has named Jeff Fitzgerald acting CFO after Lifshatz's anticipated departure August 24, until a permanent replacement is found through the company's extensive search.

Teradata Corp., based in Daytona, Fla., has appointed Robert Young interim CFO of the $1.5 billion data warehousing software company that will be spun off by NCR Corp. by the end of the third quarter of 2007. Young originally joined NCR in 1978 where he held a variety of financial management assignments in the U.S sales operations. Other positions included management roles in corporate finance and administration, the financial solutions division and several other NCR operating units. He also served as general manager of NCR's former workstation products division in Augsburg, Germany.

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