secwatch / observer
8-K filed November 2, 2022, 7:59 PM ET ticker CLH CIK 0000822818
leadership confidence high sentiment positive materiality 0.70

Clean Harbors names CFO Battles and COO Gerstenberg as Co-CEOs; founder McKim becomes Executive Chairman

CLEAN HARBORS INC

Executive movements

Machine-extracted from this filing. Every card cites the SEC source. See all recent executive movements.

Role change

Michael L. Battles

Co-Chief Executive Officer and Co-President
CLH · CLEAN HARBORS INC
Effective
2023-03-31
Filed
November 2, 2022, 7:59 PM ET
Mr. Battles and Mr. Gerstenberg will, effective on March 31, 2023 (the “Effective Date”), be promoted to the Company’s Co-Chief Executive Officers and Co-Presidents
Role change

Alan S. McKim

Executive Chairman and Chief Technology Officer
CLH · CLEAN HARBORS INC
Effective
2023-03-31
Successor
Michael L. Battles and Eric W. Gerstenberg
Filed
November 2, 2022, 7:59 PM ET
Mr. McKim will become the Company’s Executive Chairman of the Board and Chief Technology Officer.
Role change

Eric W. Gerstenberg

Co-Chief Executive Officer and Co-President
CLH · CLEAN HARBORS INC
Effective
2023-03-31
Filed
November 2, 2022, 7:59 PM ET
Mr. Battles and Mr. Gerstenberg will, effective on March 31, 2023 (the “Effective Date”), be promoted to the Company’s Co-Chief Executive Officers and Co-Presidents

Key facts

Extracted from this filing and checked against the source text.

Executive change SEC 8-K Item 5.02 confidence 0.95

Michael L. Battles changed role as Co-Chief Executive Officer and Co-President at CLEAN HARBORS INC.

Action
promoted
Role
Co-Chief Executive Officer and Co-President
Exact text from the filing
Mr. Battles and Mr. Gerstenberg will, effective on March 31, 2023 (the “Effective Date”), be promoted to the Company’s Co-Chief Executive Officers and Co-Presidents
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Alan S. McKim changed role as Executive Chairman and Chief Technology Officer at CLEAN HARBORS INC.

Action
become
Role
Executive Chairman and Chief Technology Officer
Exact text from the filing
Mr. McKim will become the Company’s Executive Chairman of the Board and Chief Technology Officer.
View on SEC.gov
Executive change SEC 8-K Item 5.02 confidence 0.95

Eric W. Gerstenberg changed role as Co-Chief Executive Officer and Co-President at CLEAN HARBORS INC.

Action
promoted
Role
Co-Chief Executive Officer and Co-President
Exact text from the filing
Mr. Battles and Mr. Gerstenberg will, effective on March 31, 2023 (the “Effective Date”), be promoted to the Company’s Co-Chief Executive Officers and Co-Presidents
View on SEC.gov

CLEAN HARBORS INC filing history →

Source: SEC EDGAR
accession 0000822818-22-000045
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