Gretchen R. Haggerty was named executive vice president and CFO of United States Steel Corp., Pittsburgh, effective March 1. Ms. Haggerty succeeds John P. Surma Jr., who was appointed president of U.S. Steel. She will remain director of the United States Steel and Carnegie Pension Fund and a member of its investment and administration committees. The fund has $7.1 billion in defined benefit assets and $800 million in defined contribution assets. Ms. Haggerty was senior vice president and treasurer. She will continue her duties as treasurer and report to Mr. Surma.