CLEAN HARBORS INC — DEF 14A

CLEAN HARBORS INC of NORWELL, MA filed a DEF 14A with the SEC on 2021-04-23. Industry: Hazardous Waste Management.

Filing

Documents (12)

SeqTypeDescription
1DEF 14ADEF 14A
2GRAPHICboardpiecharts31.jpg
3GRAPHICceocompmix1.jpg
4GRAPHICclhlogoa011.jpg
5GRAPHICclhsignature2019a011.jpg
6GRAPHICcommitteecompositionfinal1.jpg
7GRAPHICcompensationpractices1.jpg
8GRAPHICdavismalmsignature201902a0.jpg
9GRAPHICdavismalmsignature2019a011.jpg
10GRAPHICotherneocompmix1.jpg
11GRAPHICproxycard-11.jpg
12GRAPHICproxycard-21.jpg

Filing timeline for this registrant (55)

Showing 12 of 55 filings.

FiledForm
2026-04-10DEFA14A
2026-04-10DEF 14A
2025-04-11DEFA14A
2025-04-11DEF 14A
2024-04-10DEFA14A
2024-04-10DEF 14A
2023-04-13DEFA14A
2023-04-13DEF 14A
2022-04-14DEFA14A
2022-04-14DEF 14A
2021-04-28DEFA14A
2021-04-23DEF 14A

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