Southwest Airlines, the $15.6 billion Dallas-based air carrier, named Tammy Romo CFO and senior vice president of finance. She succeeds Laura Wright, who is retiring after eight years as CFO and 25 years with the company. Romo, 50, is currently Southwest's senior vice president of planning. She has also served as director of investor relations, treasurer and controller. Before joining Southwest in 1991, Romo worked as an audit manager at Coopers & Lybrand.

The Hartford Financial Services Group, the $21.8 billion Hartford, Conn.-based insurance and wealth management services provider, appointed Robert Bateman controller and senior vice president. He succeeds Beth Bombara, who was promoted to president of the company's life runoff unit. Bateman, 45, most recently was CFO of the Hartford's commercial markets division. Since joining the company in 2004, he served in various positions, including CFO of claims. Bateman previously was a senior manager and vice president of internal audit at Kaman Corp.

Ralph Lauren, the $6.8 billion New York-based apparel company, named Christopher Peterson CFO and senior vice president. He succeeds Tracey Travis, who left in July to become CFO at Estee Lauder. Peterson, 46, joins the company from Procter & Gamble, where he most recently served as CFO of the global household care unit. He has also worked in investment banking at Smith Barney.

United Overseas Bank, a $5.9 billion Singapore-based bank, named Chan Kok Seong chief risk officer. He succeeds Tham Ming Soong, who left the company in May to spend more time with family. Chan, 50, previously served as CEO of UOB's Malaysian office. Prior to joining UOB, he worked for Arab-Malaysian Merchant Bank.

Kennametal, a $2.7 billion Latrobe, Penn.-based manufacturer of industrial tooling, named Brian Kelly treasurer and vice president of tax. He succeeds Lawrence Lanza, who is retiring. Kelly has worked for Kennametal for 16 years and most recently served as assistant treasurer and vice president of corporate tax.

FBL Financial Group, a $618 million West Des Moines, Iowa, holding company for Farm Bureau Life Insurance Co., named Donald Seibel CFO and treasurer. He succeeds James Brannen, who was promoted to CEO. Seibel, 49, has been FBL's vice president of financesince 2007 and earlier served as vice president of accounting. He previously worked in public accounting.