{"schema_version":"alpha-profile-public-v1","slug":"c-greg-guyer-bmrn","canonical_url":"https://registry.alpha.ac/people/c-greg-guyer-bmrn","as_of":"2026-09-21T20:44:12.433257+00:00","published_at":"2026-09-02T04:20:44.357425+00:00","last_reviewed_at":"2026-05-07T00:24:57.521+00:00","identity":{"display_name":"C. Greg Guyer","headshot_url":null,"headshot_media":null,"profile_kind":"executive","role_tags":["executive","evp","other_executive"],"current_role":null,"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=c-greg-guyer-bmrn","suggest_edit_label":"Suggest an edit","suggest_edit_url":"https://terminal.alpha.ac/claim-profile?person=c-greg-guyer-bmrn&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":["C. Greg Guyer, Ph.D. joined BioMarin in May 2020 and oversees manufacturing, process development, quality, supply chain, engineering, and analytical chemistry. Prior to BioMarin, he held positions of increasing responsibility at Bristol Myers Squibb and spent over 20 years at Merck & Co., Inc. leading global organizations in biologic and pharmaceutical operations, quality, regulatory, and enterprise systems."],"links":[],"sources":[],"featured":[],"competencies":[],"board_preferences":null,"board_service":[],"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":[],"claims":[{"claim_type":"ai_expertise","claim_value":{"detail":"Ph.D. in Analytical Chemistry with extensive pharmaceutical manufacturing and operations experience at Bristol Myers Squibb and Merck.","ai_expertise":true},"claim_text":"SEC-derived executive row classified AI expertise as True.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-03T15:43:21.8716+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN executive roster source","source_type":"sec_filing","source_tier":3,"source_url":null,"published_at":null,"last_checked_at":"2026-05-03T15:38:37.555044+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"ai_governance_relevance","claim_value":{"reasons":["sec_derived_ai_expertise_signal"],"relevant":true},"claim_text":"AI-governance relevance classified as True from role/title and SEC-derived executive context.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-03T15:43:21.8716+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN executive roster source","source_type":"sec_filing","source_tier":3,"source_url":null,"published_at":null,"last_checked_at":"2026-05-03T15:38:37.555044+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"ai_ml_experience","claim_value":false,"claim_text":"Executive extraction classified AI/ML experience for C. Greg Guyer as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-07T00:24:57.769298+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN DEF 14A executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1048477/000162828026026290/bmrn-20260421.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-07T00:24:57.587721+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"cybersecurity_experience","claim_value":false,"claim_text":"Executive extraction classified cybersecurity experience for C. Greg Guyer as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-07T00:24:57.805539+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN DEF 14A executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1048477/000162828026026290/bmrn-20260421.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-07T00:24:57.587721+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_company","claim_value":"BioMarin Pharmaceutical","claim_text":"C. Greg Guyer is associated with BioMarin Pharmaceutical.","claim_state":"verified","valid_from":"2026-04-21","valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-07T00:24:57.752686+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN DEF 14A executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1048477/000162828026026290/bmrn-20260421.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-07T00:24:57.587721+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_company","claim_value":{"ticker":"BMRN","company":"BioMarin Pharmaceutical"},"claim_text":"C. Greg Guyer is associated with BioMarin Pharmaceutical.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-03T15:43:21.8716+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN executive roster source","source_type":"sec_filing","source_tier":3,"source_url":null,"published_at":null,"last_checked_at":"2026-05-03T15:38:37.555044+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_function","claim_value":{"role_family":"other_executive","role_type_normalized":"evp"},"claim_text":"C. Greg Guyer maps to the other executive executive function.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-03T15:43:21.8716+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN executive roster source","source_type":"sec_filing","source_tier":3,"source_url":null,"published_at":null,"last_checked_at":"2026-05-03T15:38:37.555044+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_title","claim_value":"Executive Vice President and Chief Technical Officer","claim_text":"C. Greg Guyer is listed as Executive Vice President and Chief Technical Officer at BioMarin Pharmaceutical.","claim_state":"verified","valid_from":"2026-04-21","valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-07T00:24:57.735383+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN DEF 14A executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1048477/000162828026026290/bmrn-20260421.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-07T00:24:57.587721+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_title","claim_value":{"title":"Executive Vice President and Chief Technical Officer","role_type_normalized":"evp"},"claim_text":"C. Greg Guyer is listed as Executive Vice President and Chief Technical Officer at BioMarin Pharmaceutical.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-03T15:43:21.8716+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN executive roster source","source_type":"sec_filing","source_tier":3,"source_url":null,"published_at":null,"last_checked_at":"2026-05-03T15:38:37.555044+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"other_company_role","claim_value":{"role":"Board Member","company":"University of Georgia Research Foundation"},"claim_text":"C. Greg Guyer is also linked to University of Georgia Research Foundation as Board Member.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.7,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-07T00:24:57.84094+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN DEF 14A executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1048477/000162828026026290/bmrn-20260421.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-07T00:24:57.587721+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"technology_background","claim_value":false,"claim_text":"Executive extraction classified technology background for C. Greg Guyer as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-07T00:24:57.787153+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"BMRN DEF 14A executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1048477/000162828026026290/bmrn-20260421.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-07T00:24:57.587721+00:00","relation":"supports","excerpt_locator":null}]}],"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/c-greg-guyer-bmrn#profile","url":"https://registry.alpha.ac/people/c-greg-guyer-bmrn","dateModified":"2026-05-07T00:24:57.521+00:00","mainEntity":{"@type":"Person","@id":"https://registry.alpha.ac/people/c-greg-guyer-bmrn#person","name":"C. Greg Guyer","url":"https://registry.alpha.ac/people/c-greg-guyer-bmrn"},"isBasedOn":[{"@type":"CreativeWork","url":"https://www.sec.gov/Archives/edgar/data/1048477/000162828026026290/bmrn-20260421.htm","name":"BMRN DEF 14A executive officers"}],"mainEntityOfPage":"https://registry.alpha.ac/people/c-greg-guyer-bmrn"},"trust":{"schema_version":"alpha-profile-trust-v1","verification":{"schema_version":"alpha-verification-states-v1","state":"corroborated","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":7,"corroborated":2,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"At least one published claim is corroborated by two or more public sources. 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":2,"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":"corroborated","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":7,"corroborated":2,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"At least one published claim is corroborated by two or more public sources. Profile ownership is unclaimed."},"coverage":{"schema_version":"alpha-coverage-metric-v1","published_claims":9,"corroborated_claims":2,"sources":2,"distinct_sources":2,"role_claims":0,"last_reviewed_at":"2026-05-07T00:24:57.521+00:00","observed_at":"2026-09-21T20:44:12.433257+00:00","freshness_days":138}},"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":"c-greg-guyer-bmrn","canonical_url":"https://registry.alpha.ac/people/c-greg-guyer-bmrn"},"publication":{"published_at":"2026-09-02T04:20:44.357425+00:00","last_reviewed_at":"2026-05-07T00:24:57.521+00:00","as_of":"2026-09-21T20:44:12.433257+00:00"},"representations":{"html":{"href":"https://registry.alpha.ac/people/c-greg-guyer-bmrn","media_type":"text/html"},"json":{"href":"https://registry.alpha.ac/api/public/profiles/c-greg-guyer-bmrn","media_type":"application/json"},"markdown":{"href":"https://registry.alpha.ac/people/c-greg-guyer-bmrn.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}}}