A part of The Chubb Corporation, Chubb Group of Insurance Companies is one of the largest property and casualty insurers in the United States. The company operates a network of more than 120 offices in over 25 countries. It provides property and casualty insurance products and services for personal and commercial customers worldwide. Chubb Group of Insurance Companies employs more than 8,500 independent agents and brokers who offer a variety of online risk and insurance management solutions. The company has a staff of underwriters, risk engineers and claims specialists who provide 24-hour executive protection, professional liability, accident and health insurance products, as well as construction and commercial surety bonds.