{"schema_version":"alpha-profile-public-v1","slug":"leroy-m-ball","canonical_url":"https://registry.alpha.ac/people/leroy-m-ball","as_of":"2026-10-26T20:47:15.858932+00:00","published_at":"2026-09-02T04:20:44.357425+00:00","last_reviewed_at":"2026-05-04T23:23:23.718+00:00","identity":{"display_name":"Leroy M. Ball","headshot_url":null,"headshot_media":null,"profile_kind":"executive","role_tags":["executive"],"current_role":{"company_name":"Koppers Holdings Inc.","company_slug":"koppers-holdings-inc","exchange":"NYSE","ticker":"KOP","role_category":"director","title":"Director","committee":null,"is_board_chair":false,"is_independent":null,"valid_from":null,"valid_to":null,"is_current":true,"verification_status":"confirmed","confidence":1,"evidence":{"source_type":"sec_form_ownership","source_url":"https://www.sec.gov/Archives/edgar/data/1315257/000122977126000016/wk-form4_1782253675.xml","effective_date":"2026-06-18","last_checked_at":"2026-08-02T01:03:30.971+00:00"}},"photo_match":null},"assurance":{"is_claimed":false,"status":"unverified","assurance_level":null,"method":null,"verified_at":null,"expires_at":null},"claiming":{"eligible":true,"label":"Is this you? Claim your Alpha Profile","claim_url":"https://terminal.alpha.ac/claim-profile?person=leroy-m-ball","suggest_edit_label":"Suggest an edit","suggest_edit_url":"https://terminal.alpha.ac/claim-profile?person=leroy-m-ball&mode=suggest","canonical_record_will_be_reused":true,"canonical_facts_owner_controlled":false},"presentation":{"schema_version":"alpha-profile-presentation-v1","state":"alpha_editorial","version":0,"published_at":null,"headline":null,"headline_evidence":null,"location":null,"photo":null,"cover":null,"about":["Mr. Ball has served as Chief Executive Officer of Koppers Holdings Inc. and Koppers Inc. since January 2024 and as Chair of the Board since May 2025. He previously served as President and Chief Executive Officer from January 2015 to December 2023."],"links":[],"sources":[],"featured":[],"competencies":[],"board_preferences":null,"board_service":[{"organization":"Koppers Holdings Inc.","organizationId":"koppers-holdings-inc","title":"Director","period":"Current · start date not disclosed","evidenceLabel":"sec_form_ownership","evidenceState":"verified","sourceUrl":"https://www.sec.gov/Archives/edgar/data/1315257/000122977126000016/wk-form4_1782253675.xml"}],"experience":[],"education":[],"credentials":[],"section_order":null,"hidden_sections":[],"limitations":["Presentation fields do not alter independently verified Alpha Profile facts.","Owner-supplied résumé records retain their field-level evidence state.","Only confirmed company_person_roles with public evidence. Website governed_site_fallback rows are not invented. about/links are stored people.profile_summary/bio and linkedin_url only. Dates stay undisclosed when the role has no start_date. SoFi Bank is not SoFi Technologies."]},"presentation_authority":"confirmed_company_person_roles","roles":[{"company_name":"Koppers Holdings Inc.","company_slug":"koppers-holdings-inc","exchange":"NYSE","ticker":"KOP","role_category":"director","title":"Director","committee":null,"is_board_chair":false,"is_independent":null,"valid_from":null,"valid_to":null,"is_current":true,"verification_status":"confirmed","confidence":1,"evidence":{"source_type":"sec_form_ownership","source_url":"https://www.sec.gov/Archives/edgar/data/1315257/000122977126000016/wk-form4_1782253675.xml","effective_date":"2026-06-18","last_checked_at":"2026-08-02T01:03:30.971+00:00"}},{"company_name":"Koppers Holdings Inc.","company_slug":"koppers-holdings-inc","exchange":"NYSE","ticker":"KOP","role_category":"officer","title":"CEO","committee":null,"is_board_chair":false,"is_independent":null,"valid_from":null,"valid_to":null,"is_current":true,"verification_status":"confirmed","confidence":1,"evidence":{"source_type":"sec_form_ownership","source_url":"https://www.sec.gov/Archives/edgar/data/1315257/000122977126000016/wk-form4_1782253675.xml","effective_date":"2026-06-18","last_checked_at":"2026-08-02T01:03:30.971+00:00"}}],"claims":[{"claim_type":"ai_ml_experience","claim_value":false,"claim_text":"Executive extraction classified AI/ML experience for Leroy M. Ball as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-04T23:23:24.081313+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"KOP 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/kop-20251231.htm","published_at":"2026-02-26T00:00:00+00:00","last_checked_at":"2026-05-04T23:23:23.851985+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"cybersecurity_experience","claim_value":false,"claim_text":"Executive extraction classified cybersecurity experience for Leroy M. Ball as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-04T23:23:24.139677+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"KOP 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/kop-20251231.htm","published_at":"2026-02-26T00:00:00+00:00","last_checked_at":"2026-05-04T23:23:23.851985+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_company","claim_value":"Koppers Holdings Inc.","claim_text":"Leroy M. Ball is associated with Koppers Holdings Inc..","claim_state":"verified","valid_from":"2026-02-26","valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-04T23:23:24.052139+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"KOP 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/kop-20251231.htm","published_at":"2026-02-26T00:00:00+00:00","last_checked_at":"2026-05-04T23:23:23.851985+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_title","claim_value":"Chief Executive Officer, Koppers Holdings Inc. and Koppers Inc., Chair of the Board of Directors of Koppers Holdings Inc. and Director of Koppers Inc.","claim_text":"Leroy M. Ball is listed as Chief Executive Officer, Koppers Holdings Inc. and Koppers Inc., Chair of the Board of Directors of Koppers Holdings Inc. and Director of Koppers Inc. at Koppers Holdings Inc..","claim_state":"verified","valid_from":"2026-02-26","valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-04T23:23:24.021889+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"KOP 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/kop-20251231.htm","published_at":"2026-02-26T00:00:00+00:00","last_checked_at":"2026-05-04T23:23:23.851985+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"technology_background","claim_value":false,"claim_text":"Executive extraction classified technology background for Leroy M. Ball as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-04T23:23:24.111808+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"KOP 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/kop-20251231.htm","published_at":"2026-02-26T00:00:00+00:00","last_checked_at":"2026-05-04T23:23:23.851985+00:00","relation":"supports","excerpt_locator":null}]},{"subject":"alpha:person:leroy-m-ball","claim_type":"board_service","claim_value":{"tags":[],"title":"Director","period":"Current · start date not disclosed","organization":"Koppers Holdings Inc.","organization_id":"koppers-holdings-inc"},"claim_text":"Director at Koppers Holdings Inc. (Current · start date not disclosed)","valid_from":null,"valid_to":null,"verification_status":"confirmed","date_precision":"undisclosed","evidence":[{"source_url":"https://www.sec.gov/Archives/edgar/data/1315257/000122977126000016/wk-form4_1782253675.xml","label":"sec_form_ownership","evidence_state":"verified"}],"claim_state":"confirmed","version":1},{"claim_type":"executive_title","claim_value":{"title":"CEO","company":"Koppers Holdings Inc."},"claim_text":"CEO at Koppers Holdings Inc.","claim_state":"confirmed","valid_from":null,"valid_to":null,"confidence":1,"source_tier":null,"verification_status":"confirmed","last_reviewed_at":"2026-05-04T23:23:23.718+00:00","version":1,"evidence":[{"source_type":"sec_form_ownership","source_url":"https://www.sec.gov/Archives/edgar/data/1315257/000122977126000016/wk-form4_1782253675.xml","effective_date":"2026-06-18","last_checked_at":"2026-08-02T01:03:30.971+00:00"}]}],"network":{"schema_version":"alpha-profile-network-public-v1","relationships":[],"relationship_pathfinding":false,"authentication_prompt":"Sign in to see how you're connected.","limitations":["Representative factual associations only.","Shared contexts do not assert personal acquaintance.","Anonymous graph traversal is not available."]},"permissions":{"classification":"open_public_projection","public_retrieval":true,"agent_retrieval":true,"redistribution":false,"model_training":false,"relationship_pathfinding":false,"direct_contact":false},"limitations":["Only permissioned public claims and evidence are included.","Absence of a claim is not evidence that the underlying fact is false.","Public retrieval does not grant model-training or redistribution rights.","Private relationships and Council activity are excluded."],"structured_data":{"@context":"https://schema.org","@type":"ProfilePage","@id":"https://registry.alpha.ac/people/leroy-m-ball#profile","url":"https://registry.alpha.ac/people/leroy-m-ball","dateModified":"2026-05-04T23:23:23.718+00:00","mainEntity":{"@type":"Person","@id":"https://registry.alpha.ac/people/leroy-m-ball#person","name":"Leroy M. Ball","url":"https://registry.alpha.ac/people/leroy-m-ball","jobTitle":"Director","worksFor":{"@type":"Organization","name":"Koppers Holdings Inc.","tickerSymbol":"NYSE: KOP"},"affiliation":[{"@type":"OrganizationRole","roleName":"Director","memberOf":{"@type":"Organization","name":"Koppers Holdings Inc.","url":"https://registry.alpha.ac/companies/koppers-holdings-inc","tickerSymbol":"NYSE: KOP"}},{"@type":"OrganizationRole","roleName":"CEO","memberOf":{"@type":"Organization","name":"Koppers Holdings Inc.","url":"https://registry.alpha.ac/companies/koppers-holdings-inc","tickerSymbol":"NYSE: KOP"}}]},"isBasedOn":[{"@type":"CreativeWork","url":"https://www.sec.gov/Archives/edgar/data/1315257/000131525726000012/kop-20251231.htm","name":"KOP 10-K executive officers"},{"@type":"CreativeWork","url":"https://www.sec.gov/Archives/edgar/data/1315257/000122977126000016/wk-form4_1782253675.xml"}],"mainEntityOfPage":"https://registry.alpha.ac/people/leroy-m-ball"},"registry_intelligence":{"schema_version":"alpha-registry-intelligence-v1","record_version":"d751713988987e9331980363e24189ce","subject":"alpha:person:leroy-m-ball","as_of":"2026-10-26T20:47:16.142056+00:00","recorded_at":"2026-10-26T20:47:16.142056+00:00","availability":"available","records":[],"next_offset":null,"limitations":["Only explicitly published, rights-cleared records. Missing records do not establish absence, safety, or complete coverage."]},"trust":{"schema_version":"alpha-profile-trust-v1","verification":{"schema_version":"alpha-verification-states-v1","state":"source_reported","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":9,"corroborated":0,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"Published claims are reported by public sources; none is Alpha verified. Profile ownership is unclaimed."},"aggregation":{"schema_version":"alpha-claim-aggregation-v1","published_claim_count":9,"under_review_claim_count":0,"owner_supplied_claim_count":0,"evidence_record_count":3,"distinct_source_count":2,"conflicts":[],"conflict_count":0,"headline_conflict_count":0,"internal_review_conflict_count":0,"contradiction_types":[],"headline_conflict_types":[],"verification":{"schema_version":"alpha-verification-states-v1","state":"source_reported","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":9,"corroborated":0,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"Published claims are reported by public sources; none is Alpha verified. Profile ownership is unclaimed."},"coverage":{"schema_version":"alpha-coverage-metric-v1","published_claims":9,"corroborated_claims":0,"sources":3,"distinct_sources":2,"role_claims":2,"last_reviewed_at":"2026-05-04T23:23:23.718+00:00","observed_at":"2026-10-26T20:47:15.858932+00:00","freshness_days":175}},"rights":{"public_retrieval":"allowed","agent_retrieval":"allowed","redistribution":"not_granted","model_training":"not_granted","commercial_use":"not_specified","relationship_pathfinding":"not_granted","direct_contact":"not_granted"}},"projection":{"schema_version":"alpha-profile-projection-v5","entity":{"kind":"person","slug":"leroy-m-ball","canonical_url":"https://registry.alpha.ac/people/leroy-m-ball"},"publication":{"published_at":"2026-09-02T04:20:44.357425+00:00","last_reviewed_at":"2026-05-04T23:23:23.718+00:00","as_of":"2026-10-26T20:47:15.858932+00:00"},"representations":{"html":{"href":"https://registry.alpha.ac/people/leroy-m-ball","media_type":"text/html"},"json":{"href":"https://registry.alpha.ac/api/public/profiles/leroy-m-ball","media_type":"application/json"},"markdown":{"href":"https://registry.alpha.ac/people/leroy-m-ball.md","media_type":"text/markdown"},"structured_data":{"embedded":true,"media_type":"application/ld+json"},"share_image":null},"permissions":{"public_retrieval":true,"agent_retrieval":true,"redistribution":false,"model_training":false,"relationship_pathfinding":false,"direct_contact":false}}}