# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000950170-25-024407
Filing Date
2025-02-21
Accepted
2025-02-20 18:14:36
Documents
100
Period of Report
2024-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | gldd-20241231.htm iXBRL | 10-K | 3403373
2 | EX-4.1 | gldd-ex4_1.htm | EX-4.1 | 36073
3 | EX-19 | gldd-ex19.htm | EX-19 | 115059
4 | EX-21 | gldd-ex21.htm | EX-21 | 21751
5 | EX-23.1 | gldd-ex23_1.htm | EX-23.1 | 4773
6 | EX-31.1 | gldd-ex31_1.htm | EX-31.1 | 14574
7 | EX-31.2 | gldd-ex31_2.htm | EX-31.2 | 14455
8 | EX-32.1 | gldd-ex32_1.htm | EX-32.1 | 8493
9 | EX-32.2 | gldd-ex32_2.htm | EX-32.2 | 8841
10 | GRAPHIC | img153282023_0.jpg | GRAPHIC | 27347
11 | GRAPHIC | img153282023_1.jpg | GRAPHIC | 669136
12 | GRAPHIC | img173052726_0.jpg | GRAPHIC | 2760
13 | GRAPHIC | img173052726_1.jpg | GRAPHIC | 10348
| Complete submission text file | 0000950170-25-024407.txt |  | 15687971

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
14 | XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT | gldd-20241231.xsd | EX-101.SCH | 1623828
103 | EXTRACTED XBRL INSTANCE DOCUMENT | gldd-20241231_htm.xml | XML | 2823166

Mailing Address 9811 KATY FREEWAY SUITE 1200 HOUSTON TX 77024
Business Address 9811 KATY FREEWAY SUITE 1200 HOUSTON TX 77024 (346) 359-1010
Great Lakes Dredge & Dock CORP (Filer) CIK: 0001372020 (see all company filings)

EIN.: 205336063 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-33225 | Film No.: 25647754
SIC: 1600 Heavy Construction Other Than Bldg Const - Contractors
(CF Office: 05 Real Estate & Construction)