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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001403431-22-000023
Filing Date
2022-03-02
Accepted
2022-03-02 16:33:49
Documents
105
Period of Report
2022-01-01

Document Format Files

Seq Description Document Type Size
1 10-K hcci-20220101.htm   iXBRL 10-K 2599806
2 EX-4.1 hcciex412021descriptionofc.htm EX-4.1 19653
3 EX-21.1 a211subsidiarylisting2021.htm EX-21.1 7773
4 EX-23.1 hcciex231q42021consentofgr.htm EX-23.1 2326
5 EX-31.1 hcciex311q42021.htm EX-31.1 10579
6 EX-31.2 hcciex312q42021.htm EX-31.2 10515
7 EX-32.1 hcciex321q42021.htm EX-32.1 4978
8 EX-32.2 hcciex322q42021.htm EX-32.2 4889
14 hcci-20220101_g1.jpg GRAPHIC 79007
15 hcci-20220101_g2.jpg GRAPHIC 441616
16 hcci-20220101_g3.jpg GRAPHIC 130280
  Complete submission text file 0001403431-22-000023.txt   13418947

Data Files

Seq Description Document Type Size
9 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT hcci-20220101.xsd EX-101.SCH 69608
10 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT hcci-20220101_cal.xml EX-101.CAL 131491
11 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT hcci-20220101_def.xml EX-101.DEF 267298
12 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT hcci-20220101_lab.xml EX-101.LAB 833759
13 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT hcci-20220101_pre.xml EX-101.PRE 543197
99 EXTRACTED XBRL INSTANCE DOCUMENT hcci-20220101_htm.xml XML 2414651
Mailing Address 2175 POINT BOULEVARD SUITE 375 ELGIN IL 60123
Business Address 2175 POINT BOULEVARD SUITE 375 ELGIN IL 60123 847-836-5670
Heritage-Crystal Clean, Inc. (Filer) CIK: 0001403431 (see all company filings)

IRS No.: 260351454 | State of Incorp.: DE | Fiscal Year End: 0101
Type: 10-K | Act: 34 | File No.: 001-33987 | Film No.: 22704144
SIC: 4950 Sanitary Services