{"schema_version":"alpha-profile-public-v1","slug":"george-kemble-ph-d","canonical_url":"https://registry.alpha.ac/people/george-kemble-ph-d","as_of":"2026-09-21T18:30:34.561169+00:00","published_at":"2026-09-02T02:37:24.920499+00:00","last_reviewed_at":"2026-05-16T02:31:05.677+00:00","identity":{"display_name":"George Kemble, Ph.D.","headshot_url":null,"headshot_media":null,"profile_kind":"director","role_tags":["director","executive"],"current_role":{"company_name":"Sagimet Biosciences Inc.","company_slug":"sagimet-biosciences-inc","exchange":"NASDAQ","ticker":"SGMT","role_category":"director","title":"Director","committee":null,"is_board_chair":false,"is_independent":false,"valid_from":"2015-01-01","valid_to":null,"is_current":true,"verification_status":"confirmed","confidence":0.85,"evidence":{"source_type":"sec_proxy","source_url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","effective_date":"2026-04-21","last_checked_at":"2026-04-24T23:41:05.392+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=george-kemble-ph-d","suggest_edit_label":"Suggest an edit","suggest_edit_url":"https://terminal.alpha.ac/claim-profile?person=george-kemble-ph-d&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":["George Kemble, Ph.D. has served as Chairman of the Board since May 2025 and previously as Executive Chairman from October 2022 to May 2025. He was CEO from October 2015 to October 2022 and Chief Scientific Officer from August 2011 to October 2022. He brings extensive experience in scientific programs from early research through licensure, with prior leadership roles at MedImmune and Aviron."],"links":[],"sources":[],"featured":[],"competencies":[],"board_preferences":null,"board_service":[{"organization":"Sagimet Biosciences Inc.","organizationId":"sagimet-biosciences-inc","title":"Director","period":"2015-01-01 · current","evidenceLabel":"sec_proxy","evidenceState":"verified","sourceUrl":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm"}],"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":"Sagimet Biosciences Inc.","company_slug":"sagimet-biosciences-inc","exchange":"NASDAQ","ticker":"SGMT","role_category":"director","title":"Director","committee":null,"is_board_chair":false,"is_independent":false,"valid_from":"2015-01-01","valid_to":null,"is_current":true,"verification_status":"confirmed","confidence":0.85,"evidence":{"source_type":"sec_proxy","source_url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","effective_date":"2026-04-21","last_checked_at":"2026-04-24T23:41:05.392+00:00"}}],"claims":[{"claim_type":"ai_ml_experience","claim_value":false,"claim_text":"Proxy extraction classified AI/ML experience for George Kemble, Ph.D. as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T02:31:05.844702+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"SGMT DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-16T02:31:05.73299+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"board_role","claim_value":"Chair","claim_text":"George Kemble, Ph.D. currently serves as Chair at Sagimet Biosciences Inc..","claim_state":"verified","valid_from":"2026-04-21","valid_to":null,"confidence":0.92,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T02:31:05.803452+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"SGMT DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-16T02:31:05.73299+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"committee_assignments","claim_value":[],"claim_text":"George Kemble, Ph.D. serves on no disclosed committees.","claim_state":"verified","valid_from":"2026-04-21","valid_to":null,"confidence":0.88,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T02:31:05.823243+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"SGMT DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-16T02:31:05.73299+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"current_executive_company","claim_value":"Sagimet Biosciences Inc.","claim_text":"George Kemble, Ph.D. is linked to Sagimet Biosciences Inc. as an operating executive.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.85,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T02:31:05.946469+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"SGMT DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-16T02:31:05.73299+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"current_executive_role","claim_value":"Chairman of the Board","claim_text":"George Kemble, Ph.D. is also listed as Chairman of the Board.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.85,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T02:31:05.926901+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"SGMT DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-16T02:31:05.73299+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"cybersecurity_experience","claim_value":false,"claim_text":"Proxy extraction classified cybersecurity experience for George Kemble, Ph.D. as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T02:31:05.876899+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"SGMT DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-16T02:31:05.73299+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"technology_background","claim_value":false,"claim_text":"Proxy extraction classified technology background for George Kemble, Ph.D. as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T02:31:05.860973+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"SGMT DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","published_at":"2026-04-21T00:00:00+00:00","last_checked_at":"2026-05-16T02:31:05.73299+00:00","relation":"supports","excerpt_locator":null}]},{"subject":"alpha:person:george-kemble-ph-d","claim_type":"board_service","claim_value":{"tags":[],"title":"Director","period":"2015-01-01 · current","organization":"Sagimet Biosciences Inc.","organization_id":"sagimet-biosciences-inc"},"claim_text":"Director at Sagimet Biosciences Inc. (2015-01-01 · current)","valid_from":null,"valid_to":null,"verification_status":"confirmed","date_precision":"period_text_only","evidence":[{"source_url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","label":"sec_proxy","evidence_state":"verified"}],"claim_state":"confirmed","version":1}],"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/george-kemble-ph-d#profile","url":"https://registry.alpha.ac/people/george-kemble-ph-d","dateModified":"2026-05-16T02:31:05.677+00:00","mainEntity":{"@type":"Person","@id":"https://registry.alpha.ac/people/george-kemble-ph-d#person","name":"George Kemble, Ph.D.","url":"https://registry.alpha.ac/people/george-kemble-ph-d","jobTitle":"Director","worksFor":{"@type":"Organization","name":"Sagimet Biosciences Inc.","tickerSymbol":"NASDAQ: SGMT"},"affiliation":[{"@type":"OrganizationRole","roleName":"Director","startDate":"2015-01-01","memberOf":{"@type":"Organization","name":"Sagimet Biosciences Inc.","url":"https://registry.alpha.ac/companies/sagimet-biosciences-inc","tickerSymbol":"NASDAQ: SGMT"}}]},"isBasedOn":[{"@type":"CreativeWork","url":"https://www.sec.gov/Archives/edgar/data/1400118/000110465926046006/tm261563-1_def14a.htm","name":"SGMT DEF 14A director slate"}],"mainEntityOfPage":"https://registry.alpha.ac/people/george-kemble-ph-d"},"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":1,"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":1,"role_claims":1,"last_reviewed_at":"2026-05-16T02:31:05.677+00:00","observed_at":"2026-09-21T18:30:34.561169+00:00","freshness_days":129}},"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":"george-kemble-ph-d","canonical_url":"https://registry.alpha.ac/people/george-kemble-ph-d"},"publication":{"published_at":"2026-09-02T02:37:24.920499+00:00","last_reviewed_at":"2026-05-16T02:31:05.677+00:00","as_of":"2026-09-21T18:30:34.561169+00:00"},"representations":{"html":{"href":"https://registry.alpha.ac/people/george-kemble-ph-d","media_type":"text/html"},"json":{"href":"https://registry.alpha.ac/api/public/profiles/george-kemble-ph-d","media_type":"application/json"},"markdown":{"href":"https://registry.alpha.ac/people/george-kemble-ph-d.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}}}