As of October 2023, the Chief Executive Officer of Alleghany Corporation is Mr. Weston M. Hicks. Mr. Hicks has been at the helm of the company, guiding its vision and strategic direction since his appointment. Under his leadership, Alleghany has continued to focus on its core businesses in insurance and investment management, positioning itself as a significant player in the financial services industry. For the most current leadership information, it is advisable to check the official website of Alleghany Corporation, where updates on executive positions and company initiatives are regularly posted. This ensures that you have access to the latest and most accurate information regarding the company's management.