Allianz Commercial Names Mary Ann Stewart Regional Head of Liability, North America

The latest people news in the industry today.
By: | September 5, 2025
Mary Ann Stewart

Allianz Commercial named Mary Ann Stewart its regional head of liability, North America, effective Sept. 22, 2025. Based in Chicago, Stewart will report to Jenise Klein, chief underwriting officer of Allianz Commercial North America.

“Liability remains a core product for Allianz Commercial as we strive to be the most trusted commercial insurer to our customers across a broad range of solutions,” said Klein. “We are delighted to welcome Mary Ann to the Allianz North American team. Her exceptional expertise in both global and regional liability underwriting and strong leadership will be pivotal to our continued success in the region.”

In her new role, Stewart will manage the strategic direction of the North American Liability portfolio, which includes Excess Casualty, Construction Liability, and Environmental coverages. She will also oversee leadership and talent development for all liability underwriters across the U.S. and Canada.

Stewart joins from Markel, where she held several roles over seven years. She most recently served as senior director, global casualty underwriting, driving portfolio management and strategy. &

The R&I Editorial Team can be reached at [email protected].

More from Risk & Insurance