# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000874238-21-000010
Filing Date
2021-03-03
Accepted
2021-03-03 09:05:41
Documents
112
Period of Report
2020-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | strl-20201231.htm iXBRL | 10-K | 2319322
2 | EX-10.6.1 | a2020123110-kexhibit1061.htm | EX-10.6.1 | 1659
3 | EX-21.1 | a2020123110-kexhibit211.htm | EX-21.1 | 13324
4 | EX-23.1 | a2020123110-kexhibit231.htm | EX-23.1 | 2524
5 | EX-31.1 | a2020123110-kexhibit311.htm | EX-31.1 | 14255
6 | EX-31.2 | a2020123110-kexhibit312.htm | EX-31.2 | 14295
7 | EX-32.1 | a2020123110-kexhibit321.htm | EX-32.1 | 6814
8 | EX-32.2 | a2020123110-kexhibit322.htm | EX-32.2 | 6792
14 | GRAPHIC | sterlingoffer-wolf_pagex11.jpg | GRAPHIC | 240338
15 | GRAPHIC | sterlingoffer-wolf_pagex21.jpg | GRAPHIC | 206146
16 | GRAPHIC | strl-20201231_g1.jpg | GRAPHIC | 178640
| Complete submission text file | 0000874238-21-000010.txt |  | 12672772

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
9 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | strl-20201231.xsd | EX-101.SCH | 73289
10 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | strl-20201231_cal.xml | EX-101.CAL | 138074
11 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | strl-20201231_def.xml | EX-101.DEF | 445740
12 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | strl-20201231_lab.xml | EX-101.LAB | 921235
13 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | strl-20201231_pre.xml | EX-101.PRE | 636239
17 | EXTRACTED XBRL INSTANCE DOCUMENT | strl-20201231_htm.xml | XML | 2164480

Mailing Address 1800 HUGHES LANDING BLVD. SUITE 250 THE WOODLANDS TX 77380
Business Address 1800 HUGHES LANDING BLVD. SUITE 250 THE WOODLANDS TX 77380 281-214-0800
STERLING CONSTRUCTION CO INC (Filer) CIK: 0000874238 (see all company filings)

EIN.: 251655321 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-31993 | Film No.: 21707385
SIC: 1600 Heavy Construction Other Than Bldg Const - Contractors