Morgan Stanley, the $24.7 billion financial services firm, named Ruth Porat CFO. She succeeds Colm Kelleher, the CFO since 2007, who was named co-president of institutional securities. As global head of Morgan Stanley's financial institutions group since 2006, Porat, 52, led the team advising the U.S. Treasury on Fannie Mae and Freddie Mac. Since joining Morgan Stanley in 1987, she also led the company's equity capital markets technology business and served as co-head of the global technology group.

Kellogg, the $12.8 billion cereal manufacturer, promoted Ronald Dissinger to CFO. He succeeds John Bryant, who had served as both COO and CFO of Battle Creek, Mich.-based Kellogg since 2008; Bryant will continue to serve as the company's COO. Dissinger, 50, most recently was CFO and vice president for Kellogg North America. From 2005 to 2007, he held the dual position of CFO of Kellogg Europe and CFO of Kellogg International. Dissinger joined the company in 1987 as supervisor in general accounting at the Mrs. Smith's unit.

SunGard, the Wayne, Pa.-based provider of software and IT services with $5.6 billion of 2008 revenue, named Robert Woods CFO. He succeeds Michael Ruane, who will serve as CFO of SunGard's availability services unit. Woods, 54, was CFO of IKON Office Solutions from 2004 to 2009. Earlier, he did stints as both controller and treasurer at IBM and as vice president of finance for IBM Asia-Pacific and worked in tax, treasury, accounting and finance positions at DuPont. Woods began his career at Deloitte Haskins & Sells.