{"schema_version":"alpha-profile-public-v1","slug":"tanya-lewis","canonical_url":"https://registry.alpha.ac/people/tanya-lewis","as_of":"2026-10-10T12:53:37.773186+00:00","published_at":"2026-09-02T02:37:24.315974+00:00","last_reviewed_at":"2026-05-16T05:03:43.076+00:00","identity":{"display_name":"Tom Lewis","headshot_url":null,"headshot_media":null,"profile_kind":"director","role_tags":["director","executive"],"current_role":{"company_name":"DiaMedica Therapeutics Inc.","company_slug":"diamedica-therapeutics-inc","exchange":"NASDAQ","ticker":"DMAC","role_category":"director","title":"Director","committee":null,"is_board_chair":false,"is_independent":true,"valid_from":"2023-01-01","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/1401040/000143774926010879/dmtp20260331_def14a.htm","effective_date":"2026-04-01","last_checked_at":"2026-04-24T23:57:01.126+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=tanya-lewis","suggest_edit_label":"Suggest an edit","suggest_edit_url":"https://terminal.alpha.ac/claim-profile?person=tanya-lewis&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":["Tom Lewis has served as president, treasurer, secretary and director since August 25, 2009, with a gap from August 13, 2014 to February 7, 2017. He resumed his positions as President, Chief Financial Officer and Treasurer on February 7, 2017, and provides consulting services related to administration, project generation, and exploration."],"links":[],"sources":[],"featured":[],"competencies":[],"board_preferences":null,"board_service":[{"organization":"DiaMedica Therapeutics Inc.","organizationId":"diamedica-therapeutics-inc","title":"Director","period":"2023-01-01 · current","evidenceLabel":"sec_proxy","evidenceState":"verified","sourceUrl":"https://www.sec.gov/Archives/edgar/data/1401040/000143774926010879/dmtp20260331_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":"DiaMedica Therapeutics Inc.","company_slug":"diamedica-therapeutics-inc","exchange":"NASDAQ","ticker":"DMAC","role_category":"director","title":"Director","committee":null,"is_board_chair":false,"is_independent":true,"valid_from":"2023-01-01","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/1401040/000143774926010879/dmtp20260331_def14a.htm","effective_date":"2026-04-01","last_checked_at":"2026-04-24T23:57:01.126+00:00"}}],"claims":[{"claim_type":"ai_ml_experience","claim_value":false,"claim_text":"Proxy extraction classified AI/ML experience for Tanya Lewis as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T23:17:10.161512+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DMAC DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1401040/000143774926010879/dmtp20260331_def14a.htm","published_at":"2026-04-01T00:00:00+00:00","last_checked_at":"2026-05-15T23:17:10.056626+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"ai_ml_experience","claim_value":false,"claim_text":"Executive extraction classified AI/ML experience for Tom Lewis as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T05:03:43.285537+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"LTUM 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1415332/000164033426000606/ltum_10k.htm","published_at":"2026-03-31T00:00:00+00:00","last_checked_at":"2026-05-16T05:03:43.140927+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"board_role","claim_value":"Director","claim_text":"Tanya Lewis currently serves as Director at DiaMedica Therapeutics Inc..","claim_state":"verified","valid_from":"2026-04-01","valid_to":null,"confidence":0.92,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T23:17:10.121812+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DMAC DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1401040/000143774926010879/dmtp20260331_def14a.htm","published_at":"2026-04-01T00:00:00+00:00","last_checked_at":"2026-05-15T23:17:10.056626+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"committee_assignments","claim_value":["Audit","Compensation","Nominating & Corporate Governance"],"claim_text":"Tanya Lewis serves on Audit, Compensation, Nominating & Corporate Governance.","claim_state":"verified","valid_from":"2026-04-01","valid_to":null,"confidence":0.88,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T23:17:10.145318+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DMAC DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1401040/000143774926010879/dmtp20260331_def14a.htm","published_at":"2026-04-01T00:00:00+00:00","last_checked_at":"2026-05-15T23:17:10.056626+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"cybersecurity_experience","claim_value":false,"claim_text":"Proxy extraction classified cybersecurity experience for Tanya Lewis as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T23:17:10.19717+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DMAC DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1401040/000143774926010879/dmtp20260331_def14a.htm","published_at":"2026-04-01T00:00:00+00:00","last_checked_at":"2026-05-15T23:17:10.056626+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"cybersecurity_experience","claim_value":false,"claim_text":"Executive extraction classified cybersecurity experience for Tom Lewis as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T05:03:43.32073+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"LTUM 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1415332/000164033426000606/ltum_10k.htm","published_at":"2026-03-31T00:00:00+00:00","last_checked_at":"2026-05-16T05:03:43.140927+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_company","claim_value":"Lithium Corp","claim_text":"Tom Lewis is associated with Lithium Corp.","claim_state":"verified","valid_from":"2026-03-31","valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T05:03:43.268295+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"LTUM 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1415332/000164033426000606/ltum_10k.htm","published_at":"2026-03-31T00:00:00+00:00","last_checked_at":"2026-05-16T05:03:43.140927+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_title","claim_value":"President, Chief Financial Officer, Treasurer, Secretary and Director","claim_text":"Tom Lewis is listed as President, Chief Financial Officer, Treasurer, Secretary and Director at Lithium Corp.","claim_state":"verified","valid_from":"2026-03-31","valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T05:03:43.249232+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"LTUM 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1415332/000164033426000606/ltum_10k.htm","published_at":"2026-03-31T00:00:00+00:00","last_checked_at":"2026-05-16T05:03:43.140927+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"technology_background","claim_value":false,"claim_text":"Proxy extraction classified technology background for Tanya Lewis as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-15T23:17:10.179324+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"DMAC DEF 14A director slate","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1401040/000143774926010879/dmtp20260331_def14a.htm","published_at":"2026-04-01T00:00:00+00:00","last_checked_at":"2026-05-15T23:17:10.056626+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"technology_background","claim_value":false,"claim_text":"Executive extraction classified technology background for Tom Lewis as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-16T05:03:43.302956+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"LTUM 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1415332/000164033426000606/ltum_10k.htm","published_at":"2026-03-31T00:00:00+00:00","last_checked_at":"2026-05-16T05:03:43.140927+00:00","relation":"supports","excerpt_locator":null}]},{"subject":"alpha:person:tanya-lewis","claim_type":"board_service","claim_value":{"tags":[],"title":"Director","period":"2023-01-01 · current","organization":"DiaMedica Therapeutics Inc.","organization_id":"diamedica-therapeutics-inc"},"claim_text":"Director at DiaMedica Therapeutics Inc. (2023-01-01 · 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/1401040/000143774926010879/dmtp20260331_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/tanya-lewis#profile","url":"https://registry.alpha.ac/people/tanya-lewis","dateModified":"2026-05-16T05:03:43.076+00:00","mainEntity":{"@type":"Person","@id":"https://registry.alpha.ac/people/tanya-lewis#person","name":"Tom Lewis","url":"https://registry.alpha.ac/people/tanya-lewis","jobTitle":"Director","worksFor":{"@type":"Organization","name":"DiaMedica Therapeutics Inc.","tickerSymbol":"NASDAQ: DMAC"},"affiliation":[{"@type":"OrganizationRole","roleName":"Director","startDate":"2023-01-01","memberOf":{"@type":"Organization","name":"DiaMedica Therapeutics Inc.","url":"https://registry.alpha.ac/companies/diamedica-therapeutics-inc","tickerSymbol":"NASDAQ: DMAC"}}]},"isBasedOn":[{"@type":"CreativeWork","url":"https://www.sec.gov/Archives/edgar/data/1401040/000143774926010879/dmtp20260331_def14a.htm","name":"DMAC DEF 14A director slate"},{"@type":"CreativeWork","url":"https://www.sec.gov/Archives/edgar/data/1415332/000164033426000606/ltum_10k.htm","name":"LTUM 10-K executive officers"}],"mainEntityOfPage":"https://registry.alpha.ac/people/tanya-lewis"},"registry_intelligence":{"schema_version":"alpha-registry-intelligence-v1","record_version":"d751713988987e9331980363e24189ce","subject":"alpha:person:tanya-lewis","as_of":"2026-10-10T12:53:38.067905+00:00","recorded_at":"2026-10-10T12:53:38.067905+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":"corroborated","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":6,"corroborated":3,"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":4,"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":6,"corroborated":3,"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":3,"sources":4,"distinct_sources":2,"role_claims":1,"last_reviewed_at":"2026-05-16T05:03:43.076+00:00","observed_at":"2026-10-10T12:53:37.773186+00:00","freshness_days":147}},"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":"tanya-lewis","canonical_url":"https://registry.alpha.ac/people/tanya-lewis"},"publication":{"published_at":"2026-09-02T02:37:24.315974+00:00","last_reviewed_at":"2026-05-16T05:03:43.076+00:00","as_of":"2026-10-10T12:53:37.773186+00:00"},"representations":{"html":{"href":"https://registry.alpha.ac/people/tanya-lewis","media_type":"text/html"},"json":{"href":"https://registry.alpha.ac/api/public/profiles/tanya-lewis","media_type":"application/json"},"markdown":{"href":"https://registry.alpha.ac/people/tanya-lewis.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}}}