Allied World Assurance Company Holdings has appointed Ed Moresco as new senior vice president, Bermuda & International product line manager, professional lines and Ian Theato as senior vice president, international business development, effective immediately.

Based in Allied World’s Bermuda office, Moresco will oversee the Bermuda and International professional lines division, responsible for the underwriting, marketing and management of Allied World’s Bermuda, Europe, and Asia Professional lines insurance platforms.

Moresco has 15 years of experience in the insurance industry and has been an integral part of Allied World’s Professional Lines division in the US.

Prior to Allied World, Moresco was senior vice president for financial lines at AIG Small Business.

Theato will be based in Allied World’s London office and will be responsible for distribution management and regional business development for Allied World’s international insurance platforms.

Theato joined Allied World in 2003 to create and lead the European Professional lines division in London, and in 2008 was appointed to senior vice president, Bermuda & International product line manager, professional liability.

Prior to Allied World, Theato worked at Gulf Insurance where he managed a global portfolio of professional lines. He has over 25 years of experience in the industry.