Chris Leisz

Chief Program & Underwriting Officer, MagMutual Partner

Chris Leisz is a seasoned leader in the property and casualty (P&C) insurance industry, recognized for driving transformative growth and innovation. He has a proven track record of executive leadership. Chris fosters autonomy and learning, cultivating high-performing teams that exceed expectations. Chris is committed to delivering client-focused solutions that adapt to a dynamic marketplace.  

Chris previously served as Chief Underwriting Officer of CNA’s Specialty unit and as President of RPS Signature Programs, a Gallagher subsidiary. In these roles, he drove strategic growth, operational efficiency and client-focused innovation across large, complex organizations. Most recently, Chris led Alternative Ventures at Nationwide’s E&S division, growing premium significantly by 2024 managing the various joint ventures of the company focused in reinsurance, multinational, program management and alternative risk solutions. Under his leadership, the team established a new business vertical, enhanced governance frameworks and achieved record profitability. 

As the Chief Product and Underwriting Officer at MagMutual, Chris is spearheading the launch of the Sapphire Blue vertical and building the company’s new program management unit. He is focused on developing distribution and carrier partnerships to expand MagMutual’s non-MPL lines of business while remaining firmly rooted in the healthcare space. Chris is charged with growing MagMutual’s ability to provide comprehensive P&C solutions to its members—doctors, hospitals and healthcare organizations—and expanding into all other Healthcare sectors through initiatives like the Sapphire Blue partnership.