The Chubb Corp. announced that Kathleen M. Tierney will succeed Andrew A. McElwee Jr. as COO of Chubb Personal Insurance, effective immediately. After a 25-year career at Chubb, McElwee will retire on Dec. 31, and in the interim will assist with the transition as needed. Chubb also announced that Mark Korsgaard has been named worldwide claim officer effective Dec. 9.

Tierney, who joined Chubb in 1990 as a surety trainee, was most recently senior vice president and Eastern Territory Manager for Chubb Specialty Insurance, where she was responsible for underwriting, service and talent management for professional liability lines. At Chubb, she has also held leadership positions in field management, surety, corporate marketing and corporate development.

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