At AIG Excess Casualty® we’ve made a commitment to providing unrivaled catastrophic risk-transfer solutions for our clients for over 45 years. A commercial umbrella liability insurer—especially one that offers the industry’s highest limits of up to $50 million as we do—must be financially secure. Through the years, we’ve built a nationwide office network with intelligent, experienced people who make sound underwriting decisions and provide quality claims service. We continue to develop a wide range of insurance products and solutions that anticipate and protect against many risks. Our underwriting expertise, superior claims services and financial strength help to make us a resource that our clients can depend on—now and in the future.