John Mizzi is Executive Vice President and Chief Operating Officer of U.S. Middle Market at Zurich North America, where he oversees regional field underwriting teams, day-to-day operations, and business strategies focused on profitable growth. A member of Zurich North America’s Leadership Team, John brings more than 30 years of commercial property and casualty insurance experience, spanning underwriting, portfolio management, distribution, and operational leadership.
John joined Zurich in 2021 as Senior Vice President and Head of Industry Practices for U.S. Middle Market. In that role, he led efforts to strengthen industry specialization, develop new insurance products, and bring underwriting, risk engineering, and claims expertise closer to brokers and customers. He moved into his current position in April 2024.
Before Zurich, John Mizzi served as Executive Vice President and Head of Growth and Underwriting at Blackboard Insurance, AIG’s insurance technology venture. There, he led underwriting, pricing actuarial, resilience engineering, and support teams. He helped launch an admitted commercial insurance offering across all 50 states and introduced an underwriting model using data and analytics to deliver quotes within hours of receiving submissions. He also built a virtual field underwriting team and expanded broker relationships nationwide.
Earlier, John was Senior Vice President of Commercial Field Operations at CNA Insurance, where he worked on underwriting performance, field operations, and portfolio profitability. His initiatives included restructuring field underwriting management, improving underwriting authority at the local level, and strengthening relationships with multinational brokers.
John began his long career at Chubb, spending 25 years in underwriting leadership. As Eastern Territory Field Underwriting Officer, he was responsible for a property and casualty portfolio generating more than $1.7 billion in annual revenue across 20 states.
John Mizzi holds an MBA in Marketing from St. John’s University and a Bachelor of Science in Business Administration in Finance from Villanova University. His career reflects both the traditional fundamentals of commercial insurance underwriting and the growing role of data, technology, and operational change in how carriers do business.
John joins the 2027 InsurTech Spring Conference on our Underwriter of the Future panel.
