{"id":"1963f9fb-8213-43ab-ba7a-ab4ac2b490e7","slug":"leon-topalian","name":"Leon Topalian","bioBrief":"Chair and CEO of Nucor Corporation.","priorExits":null,"nationality":"American","verificationPosture":"reported","aliases":[],"sources":[{"url":"https://www.nucor.com/about/leadership/","title":"Leon Topalian role","sourceName":"Nucor (official)"}],"reviewStatus":"reviewed","createdAt":"2026-08-22T04:26:35.330Z","updatedAt":"2026-08-23T15:14:15.378Z","educations":[],"companyRoles":[{"id":"8f0e536b-b960-4fda-a027-c6b18d682cba","personId":"1963f9fb-8213-43ab-ba7a-ab4ac2b490e7","companyId":"577004bc-fe93-4049-a458-71b6852b5549","role":"ceo","roleTitle":"Chair and CEO","startDate":null,"endDate":null,"currentRole":true,"roleBasis":"verified_secondary","createdAt":"2026-08-22T04:26:36.105Z","company":{"slug":"nucor","name":"Nucor"}}],"boardRoles":[],"investorRoles":[],"foundings":[]}