Allied World Assurance Company Holdings, Ltd. is a global provider of property and casualty insurance and reinsurance solutions, serving clients across North America, Europe, Asia Pacific and Bermuda. The company underwrites a broad array of specialty risks, offering customized coverage for commercial enterprises, professional service providers, and multinational corporations. Allied World’s product suite encompasses property, casualty, marine, energy, executive liability and accident and health lines, allowing it to deliver comprehensive risk-transfer solutions tailored to complex and evolving exposures.
Founded in 2001 and headquartered in Hamilton, Bermuda, Allied World has built a reputation for disciplined underwriting and stable claims management. In 2016, the company became a subsidiary of Fairfax Financial Holdings, a Canadian investment firm, which bolstered its capital base and strategic flexibility. Over the years, Allied World has expanded its global footprint through established offices in key insurance hubs such as Zurich, London, New York and Singapore, enabling local underwriting expertise and responsive client service across multiple jurisdictions.
Allied World’s specialty insurance operations focus on niche markets and complex risks, with dedicated teams that develop industry-specific products for construction and marine contractors, technology and media companies, and healthcare providers. Its reinsurance division offers treaty and facultative reinsurance across property, casualty, and specialty classes, supporting insurers seeking to manage volatility and growth in their portfolios. The company leverages advanced analytics and risk‐management tools to underwrite programs that balance risk and return for policyholders and distribution partners.
The company is led by an experienced executive leadership team with deep roots in the insurance industry. Allied World’s global management committee brings together underwriting, claims, actuarial and investment professionals who collaborate to drive disciplined risk selection, prudent capital deployment and ongoing innovation. This leadership framework ensures that Allied World remains agile in responding to market dynamics while maintaining a strong focus on service excellence and long‐term client relationships.
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