American Chubb Group of Insurance ( American Chubb Group of Insurance, one of the four largest publicly traded insurance companies in the United States and one of the largest non-life insurance companies in the world, was founded in 1882 in New York City. The company's operations cover the air transportation, import and export of goods, museums, art and cultural heritage, winemaking, electronics, computing, banking and finance, food processing, travel security, geological mineral