{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-23-018525","form_type":"8-K","ticker":"LIQT","cik":"0001307579","company_name":"LIQTECH INTERNATIONAL INC","filed_at":"2023-06-27T23:59:59+00:00","discovered_at":"2026-05-14T18:03:38.331562+00:00","generated_at":"2026-06-13T16:03:25.340898+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"LiqTech Chairman Mark Vernon retires; Alex Buehler appointed Chairman, Martin Kunz new director","bullets":["Mark Vernon resigns as Chairman and Director after 10+ years; no disagreement with company.","Alexander Buehler (former Interim CEO in 2022) appointed Chairman and Chair of Governance & Nominating Committee.","Martin Kunz (President & CEO of Concentric AB) appointed independent director; granted $36,750 RSUs vesting over one year.","Buehler says he will accelerate strategic momentum; CEO Fei Chen thanks Vernon for service."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-23-018525","json":"https://secwatch.observer/filing/0001437749-23-018525.json","markdown":"https://secwatch.observer/filing/0001437749-23-018525.md","text":"https://secwatch.observer/filing/0001437749-23-018525.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1307579/000143774923018525/0001437749-23-018525-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1307579/000143774923018525/liqt20230626_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-13T16:03:25.340898+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":"776087d465","claim":"Mark Vernon resigned as Chairman of the Board at LIQTECH INTERNATIONAL INC.","evidence_excerpt":"On June 23, 2023, Mark Vernon notified LiqTech International, Inc. (the “Company”), that he was resigning as the Chairman of the Board of Directors of the Company (the “Board”), as the Chairman of the Board’s Governance and Nominating Committee, and as a member of the Board, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1307579/000143774923018525/0001437749-23-018525-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Chairman of the Board"}],"fact_type":"executive_change"},{"claim_id":"947918f64f","claim":"Martin Kunz was appointed as Director at LIQTECH INTERNATIONAL INC.","evidence_excerpt":"On June 23, 2023, the Board appointed Martin Kunz as an independent director of the Company, effective immediately","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1307579/000143774923018525/0001437749-23-018525-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"a249109cdc","claim":"Alexander Buehler was appointed as Chairman of the Board at LIQTECH INTERNATIONAL INC.","evidence_excerpt":"On June 23, 2023, the Board appointed Alexander Buehler as the Chairman of the Board and the Chairman of the Board’s Governance and Nominating Committee of the Company, effective immediately","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1307579/000143774923018525/0001437749-23-018525-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chairman of the Board"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}