Arch Capital Group Ltd. (ACGL) is a Bermuda public limited liability company estimated at having around $5.24 billion in capital at March 31, 2012. The company writes insurance and reinsurance on a global basis via its operations in America, Bermuda, Canada and Europe. It focuses on specialty lines. ACGL seeks to increase shareholder value through three main principles: specialty markets; flexibility maintenance and disciplined underwriting approach so that it can select risks and price them appropriately in all phases of the insurance cycle. The operations are divided into two main platforms, insurance and reinsurance.