# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001628280-23-005933
Filing Date
2023-03-02
Accepted
2023-03-01 20:08:38
Documents
102
Period of Report
2022-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | ghw-20221231.htm iXBRL | 10-K | 2002243
2 | EX-4.2 | exhibit42-descriptionofsec.htm | EX-4.2 | 139648
3 | EX-10.9 | a109ess-2021equityincentiv.htm | EX-10.9 | 318378
4 | EX-10.10 | a1010ess-2021employeestock.htm | EX-10.10 | 132139
5 | EX-10.14 | exhibit1014-employmentagre.htm | EX-10.14 | 16941
6 | EX-23.1 | ex231independentauditorsco.htm | EX-23.1 | 4775
7 | EX-31.1 | exhibit311-ceocert2022.htm | EX-31.1 | 9224
8 | EX-31.2 | exhibit312-cfocert2022.htm | EX-31.2 | 9203
9 | EX-32.1 | exhibit321-ceocert2022.htm | EX-32.1 | 17792
10 | EX-32.2 | exhibit322-cfocert2022.htm | EX-32.2 | 18737
16 |  | ghw-20221231_g1.jpg | GRAPHIC | 7445
17 |  | ghw-20221231_g2.jpg | GRAPHIC | 69009
| Complete submission text file | 0001628280-23-005933.txt |  | 10818814

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
11 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ghw-20221231.xsd | EX-101.SCH | 70008
12 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ghw-20221231_cal.xml | EX-101.CAL | 98408
13 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ghw-20221231_def.xml | EX-101.DEF | 349706
14 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ghw-20221231_lab.xml | EX-101.LAB | 873815
15 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ghw-20221231_pre.xml | EX-101.PRE | 571187
96 | EXTRACTED XBRL INSTANCE DOCUMENT | ghw-20221231_htm.xml | XML | 1573534

Mailing Address 26440 SW PARKWAY AVE. BLDG. 83 WILSONVILLE OR 97070
Business Address 26440 SW PARKWAY AVE. BLDG. 83 WILSONVILLE OR 97070 (855) 423-9920
ESS Tech, Inc. (Filer) CIK: 0001819438 (see all company filings)

EIN.: 000000000 | State of Incorp.: E9 | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-39525 | Film No.: 23696009
SIC: 3690 Miscellaneous Electrical Machinery, Equipment & Supplies