Chubb Limited  announced that it has appointed Marcos Gunn Senior Vice President, Chubb Group and Regional President, Latin America. Mr. Gunn will have overall responsibility for the general management and business results for all operations in the region, which includes Argentina, Brazil, Chile, Colombia, Ecuador, Mexico, Panama, PeruPuerto Rico, Central America and the Caribbean. Currently Division President, Northern Latin America, which includes Mexico, Central America and the Caribbean, and Chief Operating Officer of the Latin America region, Mr. Gunn …