85 results
8-K
EX-3.4
CLH
Clean Harbors, Inc.
16 Mar 22
Amendments to Articles of Incorporation or Bylaws
2:41pm
8-K
EX-3.4
CLH
Clean Harbors, Inc.
6 Apr 21
Amendments to Articles of Incorporation or Bylaws
3:39pm
S-4
EX-3.77
Clean Harbors Coffeyville, LLC
Registration of securities issued in business combination transactions
9 May 16
12:00am
S-4
EX-3.18
Clean Harbors Coffeyville, LLC
Registration of securities issued in business combination transactions
9 May 16
12:00am
S-4
EX-3.76
Clean Harbors Coffeyville, LLC
Registration of securities issued in business combination transactions
9 May 16
12:00am
8-K
EX-3.4
emeazud5c
22 Dec 14
Amendments to Articles of Incorporation or Bylaws
12:00am