UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:
August 17, 2017 3:00 P.M.
Form:
S-4
CIK:
0001372020
Company Name:
Great Lakes Dredge & Dock CORP
File Number:
333-219880
CIK:
0001526363
Company Name:
Great Lakes Dredge & Dock Company, LLC
File Number:
333-219880-05
CIK:
0001140031
Company Name:
GREAT LAKES DREDGE & DOCK ENVIRONMENTAL, INC
File Number:
333-219880-04
CIK:
0001639817
Company Name:
Great Lakes Environmental & Infrastructure Solutions, LLC
File Number:
333-219880-03
CIK:
0001639815
Company Name:
Great Lakes Environmental & Infrastructure, LLC
File Number:
333-219880-02
CIK:
0001526375
Company Name:
NASDI Holdings, LLC
File Number:
333-219880-01