Gribbin to Head Argonaut Group’s Risk Management Segment

San Antonio-based Argonaut Group Inc. has named John Gribbin as president of its Risk Management segment. He replaces John Gantz, who will be leaving the company effective May 20, 2005. Gribbin will report to Argonaut Group President and CEO Mark Watson III.

“John brings to this new assignment a winning combination of industry acumen and 34 years of experience,” said Watson. “These proven attributes will ensure a smooth transition in this segment of our business.”

Gribbin most recently assumed the responsibilities of chief underwriting officer for Risk Management, having also held executive leadership positions as regional vice president in both the Eastern and New York Regions.

He spent nearly 30 years with Reliance Insurance Company in various executive leadership positions.