Alleghany Hires Ex-Allied World Manager Sennott as Finance Chief

Alleghany Corp. the insurer that acquired Transatlantic Holdings Inc., said John Sennott has been hired as chief financial officer, replacing Roger Gorham, who will oversee the company’s fixed-income portfolio.

Sennott, 47, is former executive vice president and chief corporate strategy officer at Allied World Assurance Company Holdings AG, according to a regulatory filing today from New York-based Alleghany. Gorham’s new duty was announced in January.