{"schema_version":"alpha-governance-record-v2","alpha_id":"alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce","ontology_version":"alpha-governance-ontology-v1","as_of":"2026-10-16T03:05:51.610749+00:00","published_at":"2026-10-15T04:45:25.112195+00:00","section":"events","data":{"state":"PUBLISHED","derivation_version":"alpha-governance-event-derivation-v2","events":[{"event_id":"alpha:event:transition:20fk601xrcels","event_type":"EXECUTIVE_APPOINTED","effective_at":"2026-04-10","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:brian-p-weber","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:20"],"evidence_ids":["alpha:projection-evidence:document:a49be92d150cd31921ab4bed71fa091401ce04f918b80638d04aa453a5310010"],"summary":"Brian P. Weber executive of CLEAN HARBORS INC, effective 2026-04-10.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1vup4hjp4zu4n","event_type":"EXECUTIVE_APPOINTED","effective_at":"2026-04-10","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:carl-boe-hartman-ii","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:21"],"evidence_ids":["alpha:projection-evidence:document:7b573858177e17f25c0e2de7bbbd5abb4a299c7294f342b58db9f0d1bbe37a0a"],"summary":"Carl D. Anderson II executive of CLEAN HARBORS INC, effective 2026-04-10.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:q0gsdt5n4mof","event_type":"CFO_CHANGED","effective_at":"2026-04-10","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:eric-j-dugas","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:22"],"evidence_ids":["alpha:projection-evidence:document:a92786cdc1c681aa6f9af8b1e37cef676629a0450aa07c064d6b9ba9c5f1f341"],"summary":"Eric J. Dugas executive of CLEAN HARBORS INC, effective 2026-04-10.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:tgby6hlrbjxn","event_type":"CEO_CHANGED","effective_at":"2026-04-10","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:eric-w-gerstenberg-2","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:23"],"evidence_ids":["alpha:projection-evidence:document:688083a69dc9111213f08ff3e5560cbfaeb73a94b1103264db8afee6fe108ac8"],"summary":"Eric W. Gerstenberg executive of CLEAN HARBORS INC, effective 2026-04-10.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1xzfi5jxp5hb1","event_type":"EXECUTIVE_APPOINTED","effective_at":"2026-04-10","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:george-l-curtis","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:24"],"evidence_ids":["alpha:projection-evidence:document:8707f76b8c920739ff73c1619ae8c9f26fbada316261e1d079a90704f0c081f6"],"summary":"George L. Curtis executive of CLEAN HARBORS INC, effective 2026-04-10.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:s4scbn1tky7f5","event_type":"EXECUTIVE_APPOINTED","effective_at":"2026-04-10","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:jeroen-diderich","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:25"],"evidence_ids":["alpha:projection-evidence:document:1804a96f3c27d5e15e829147a70c522b453bbd403284230cb07770a7b5b7abff"],"summary":"Jeroen Diderich executive of CLEAN HARBORS INC, effective 2026-04-10.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:xr85aq7ifk7a","event_type":"EXECUTIVE_APPOINTED","effective_at":"2026-04-10","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:rebecca-underwood","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:27"],"evidence_ids":["alpha:projection-evidence:document:810e6684e202f00c6ae45e918b6887294fca37c906b18e3f14bfb67ec4cd17d8"],"summary":"Rebecca Underwood executive of CLEAN HARBORS INC, effective 2026-04-10.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:ezs91d132ll13","event_type":"EXECUTIVE_APPOINTED","effective_at":"2026-04-10","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:robert-harrison","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:29"],"evidence_ids":["alpha:projection-evidence:document:8a2f5f3ed7cf13c165a1d7585d2aa35bc53401f1dfb0566b8e09f0ba80662f3a"],"summary":"Robert Harrison executive of CLEAN HARBORS INC, effective 2026-04-10.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1cf8on81cltns2","event_type":"EXECUTIVE_APPOINTED","effective_at":"2026-04-10","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:sharon-m-gabriel","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:30"],"evidence_ids":["alpha:projection-evidence:document:827b85bd7d701ba2e6d4f3d0687b2b45cf33d7ebdf026a43f7a5e03232f1d01e"],"summary":"Sharon M. Gabriel executive of CLEAN HARBORS INC, effective 2026-04-10.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:rrwrbu162k17o","event_type":"DIRECTOR_APPOINTED","effective_at":"2024-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:eric-w-gerstenberg-2","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:10"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Eric W. Gerstenberg seat on CLEAN HARBORS INC, effective 2024-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1fg76bc1nj7tvm","event_type":"DIRECTOR_APPOINTED","effective_at":"2024-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:michael-l-battles-2","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:16"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Michael L. Battles seat on CLEAN HARBORS INC, effective 2024-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:hn3tmg178fcoc","event_type":"DIRECTOR_APPOINTED","effective_at":"2023-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:karyn-polito","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:13"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Karyn Polito seat on CLEAN HARBORS INC, effective 2023-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:14ugtom1btnq54","event_type":"COMMITTEE_CREATED","effective_at":"2023-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:committee:clean-harbors-inc:audit-nominating-and-governance-esg","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:13"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Audit; Nominating and Governance; ESG committee of CLEAN HARBORS INC, effective 2023-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:mrq30yn3jas4","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2023-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:karyn-polito","alpha:committee:clean-harbors-inc:audit-nominating-and-governance-esg"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:13"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Karyn Polito member of Audit; Nominating and Governance; ESG, effective 2023-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:fddh7a1e6b8ms","event_type":"DIRECTOR_APPOINTED","effective_at":"2022-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:alison-a-quirk","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:7"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Alison A. Quirk seat on CLEAN HARBORS INC, effective 2022-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1jvb3vw17o0eii","event_type":"DIRECTOR_APPOINTED","effective_at":"2022-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:shelley-stewart-jr","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:18"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Shelley Stewart, Jr. seat on CLEAN HARBORS INC, effective 2022-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:13zcmr09tteeq","event_type":"COMMITTEE_CREATED","effective_at":"2022-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:committee:clean-harbors-inc:audit-esg","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:18"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Audit; ESG committee of CLEAN HARBORS INC, effective 2022-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:mecl7g1lqzcto","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2022-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:shelley-stewart-jr","alpha:committee:clean-harbors-inc:audit-esg"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:18"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Shelley Stewart, Jr. member of Audit; ESG, effective 2022-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1enhr9w6d5noo","event_type":"COMMITTEE_CREATED","effective_at":"2022-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:committee:clean-harbors-inc:compensation-chair-nominating-and-governance","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:7"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Compensation · Chair; Nominating and Governance committee of CLEAN HARBORS INC, effective 2022-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:10wsomr1ednzbd","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2022-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:alison-a-quirk","alpha:committee:clean-harbors-inc:compensation-chair-nominating-and-governance"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:7"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Alison A. Quirk member of Compensation · Chair; Nominating and Governance, effective 2022-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:q8fpa89fz17c","event_type":"DIRECTOR_APPOINTED","effective_at":"2021-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:marcy-l-reed","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:15"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Marcy L. Reed seat on CLEAN HARBORS INC, effective 2021-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:neonte1fvavgs","event_type":"COMMITTEE_CREATED","effective_at":"2021-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:committee:clean-harbors-inc:audit-chair-esg","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:15"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Audit · Chair; ESG committee of CLEAN HARBORS INC, effective 2021-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:rxjfdc1ybtkve","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2021-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:marcy-l-reed","alpha:committee:clean-harbors-inc:audit-chair-esg"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:15"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Marcy L. Reed member of Audit · Chair; ESG, effective 2021-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:6yl44j1t0d2w5","event_type":"DIRECTOR_APPOINTED","effective_at":"2019-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:robert-j-willett-2","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:17"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Robert J. Willett seat on CLEAN HARBORS INC, effective 2019-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:mkzzqd1lf115x","event_type":"DIRECTOR_APPOINTED","effective_at":"2016-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:lauren-c-states","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:14"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Lauren C. States seat on CLEAN HARBORS INC, effective 2016-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1q4jws91egpp8d","event_type":"COMMITTEE_CREATED","effective_at":"2016-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:committee:clean-harbors-inc:compensation-esg-chair","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:14"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Compensation; ESG · Chair committee of CLEAN HARBORS INC, effective 2016-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:y022vqdti4nu","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2016-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:lauren-c-states","alpha:committee:clean-harbors-inc:compensation-esg-chair"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:14"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"Lauren C. States member of Compensation; ESG · Chair, effective 2016-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1lt6zckakpbm6","event_type":"DIRECTOR_APPOINTED","effective_at":"2014-01-01","detected_at":"2026-10-15T04:45:25.112195+00:00","subject_ids":["alpha:person:john-r-welch","alpha:company:fc07fbbb-20f4-42ad-a957-900bf24868cd"],"caused_claim_ids":["alpha:claim:company:fc07fbbb-20f4-42ad-a957-900bf24868cd:leadership_role:11"],"evidence_ids":["alpha:projection-evidence:document:49d0c736a8b7761640fddc0da3722a99787d58e3aaa7936f528c8d8e65e5468a"],"summary":"John R. 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