{"schema_version":"secwatch.filing_event.v1","accession":"0000822818-23-000011","form_type":"8-K","ticker":"CLH","cik":"0000822818","company_name":"CLEAN HARBORS INC","filed_at":"2023-03-01T23:59:59+00:00","discovered_at":"2026-05-14T18:03:48.188541+00:00","generated_at":"2026-06-18T19:30:48.891549+00:00","sec_items":["5.02","9.01","6.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Clean Harbors appoints Eric Dugas as EVP and CFO; Brian Weber to lead Safety-Kleen Sustainability Solutions","bullets":["Eric Dugas, current CAO, named EVP and CFO effective March 31, 2023; base salary $425,000.","Michael Battles becomes co-CEO with COO Eric Gerstenberg on same date.","Brian Weber promoted to EVP and President of Safety-Kleen Sustainability Solutions effective April 1, 2023; base salary $550,000.","Dugas joined Clean Harbors in 2014, previously at Deloitte; Weber has been with company since 1990.","Both executives eligible for cash bonuses under SEIP and MIP, and long-term incentive plan."],"urls":{"canonical":"https://secwatch.observer/filing/0000822818-23-000011","json":"https://secwatch.observer/filing/0000822818-23-000011.json","markdown":"https://secwatch.observer/filing/0000822818-23-000011.md","text":"https://secwatch.observer/filing/0000822818-23-000011.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/822818/000082281823000011/0000822818-23-000011-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/822818/000082281823000011/clh-20230301.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T19:30:48.891549+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"b36f480efc","claim":"Brian Weber was appointed as EVP and President, Safety-Kleen Sustainability Solutions at CLEAN HARBORS INC.","evidence_excerpt":"Brian Weber has been promoted to EVP and President, Safety-Kleen Sustainability Solutions effective April 1, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/822818/000082281823000011/0000822818-23-000011-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"promoted"},{"label":"Role","value":"EVP and President, Safety-Kleen Sustainability Solutions"}],"fact_type":"executive_change"},{"claim_id":"c2b06ca6d8","claim":"Eric J. Dugas was appointed as Executive Vice President and Chief Financial Officer at CLEAN HARBORS INC.","evidence_excerpt":"Eric J. Dugas, currently the Company's Senior Vice President, Finance and Chief Accounting Officer has been appointed Executive Vice President (\"EVP\") and Chief Financial Officer effective March 31, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/822818/000082281823000011/0000822818-23-000011-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Executive Vice President and Chief Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}