Attached files
file | filename |
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EX-32.2 - EX-32.2 - Great Lakes Dredge & Dock CORP | gldd-ex322_7.htm |
EX-32.1 - EX-32.1 - Great Lakes Dredge & Dock CORP | gldd-ex321_8.htm |
EX-31.2 - EX-31.2 - Great Lakes Dredge & Dock CORP | gldd-ex312_11.htm |
EX-31.1 - EX-31.1 - Great Lakes Dredge & Dock CORP | gldd-ex311_6.htm |
EX-21.1 - EX-21.1 - Great Lakes Dredge & Dock CORP | gldd-ex211_10.htm |
EX-4.1 - EX-4.1 - Great Lakes Dredge & Dock CORP | gldd-ex41_154.htm |
10-K - 10-K - Great Lakes Dredge & Dock CORP | gldd-10k_20191231.htm |
Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in Registration Statement No. 333-153207 on Form S-3 and Registration Statement Nos. 333-150067, 333-185350 and 333-218242 on Form S-8 of our reports dated February 28, 2020, relating to the consolidated financial statements and financial statement schedule of Great Lakes Dredge & Dock Corporation and subsidiaries (the “Company”) (which report expresses an unqualified opinion and includes an explanatory paragraph related to the Company’s change in method of accounting for leases in the year ended December 31, 2019, due to the adoption of Accounting Standard Update No. 2016-02, and the Company’s change in method of accounting for revenue from contracts with customers in the year ended December 31, 2018, due to the adoption of Accounting Standard No. 2014-08), and the effectiveness of the Company's internal control over financial reporting, appearing in this Annual Report on Form 10-K of Great Lakes Dredge & Dock Corporation for the year ended December 31, 2019.
/s/ Deloitte & Touche LLP
Chicago, Illinois
February 26, 2020