Southwest Gas, a $1.8 billion natural gas company, promoted Roy Centrella to CFO and senior vice president. He succeeds George Biehl, who plans to retire later this year. Centrella, 52, most recently served as controller, chief accounting officer and vice president. He joined the Las Vegas-based company in 1983 as a supervisor in accounting. Southwest Gas named Gregory Peterson to succeed Centrella as controller, chief accounting officer and vice president. Peterson, 51, joined the company in 1993 from Arthur Anderson as a supervisor of technical accounting and most recently served as assistant controller.
Associated Banc-Corp., a $1.3 billion bank holding company in Green Bay, Wis., named Christopher Moral-Niles corporate treasurer and executive vice president. He succeeds Lloyd Francis, who left the company. Moral-Niles, 39, joins Associated from First American, where he most recently served as divisional president for First American Trust. Earlier, he served as First American's corporate treasurer and was senior vice president of treasury and director of liability management at Union Bank.
James Shields was named CFO and executive vice president of MoneyGram International, a $1.2 billion payment services company. He succeeds Jeffery Woods, who resigned from the Minneapolis-based company in January for personal reasons. Shields, 47, most recently served as senior vice president of finance and treasurer at Royal Caribbean Cruise Lines. Previously he was treasurer at Celanese Corp. and CFO for consumer markets at Qwest Communications.
Minerals Technologies, a New York City-based provider of specialty minerals with $907 million in 2009 revenue, appointed Douglas Dietrich CFO and senior vice president, effective Jan. 1. He will replace John Sorel, who is retiring. Dietrich, 41, is currently the company's vice president of business development and treasury. Before joining Minerals Technologies in 2007, Dietrich was a vice president in a division of Alcoa Wheel Products. Earlier he served as president of Alcoa Latin America Extrusions and worked at Eaton Corp. and Westinghouse Electric.
Michael Skelly was named vice president of investor relations by Atlas Pipeline Partners, a $904 million operator of natural gas pipelines in Philadelphia, Pa. He succeeds Brian Begley, who will continue to serve as vice president of investor relations for Atlas Energy, a natural gas producer that owns a controlling interest in Atlas Pipeline. Skelly most recently was an investment banker focusing on banks and thrifts at J.P. Morgan. Earlier, he worked at Taylor Rafferty providing cross-border investor relations consulting to non-U.S. public companies.
Quality Distribution, a $613 million bulk transportation company in Tampa, Fla., named Joseph Troy CFO and executive vice president. He succeeds Stephen Attwood, the company's CFO since 2008, who was promoted to president and chief operating officer. Troy, 46, is joining the company from GuardianLion Wireless, where he served as Chairman and CFO. From 2000 until 2008, Troy worked at Walter Industries, where his final position was CFO and executive vice president. Earlier, he worked in banking at NationsBank.