<SEC-DOCUMENT>9999999995-17-002151-index.html : 20170818
<SEC-HEADER>9999999995-17-002151.hdr.sgml : 20170818
<ACCEPTANCE-DATETIME>20170818001513
ACCESSION NUMBER:		9999999995-17-002151
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20170817
DATE AS OF CHANGE:		20170818
EFFECTIVENESS DATE:		20170817

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Great Lakes Dredge & Dock CORP
		CENTRAL INDEX KEY:			0001372020
		STANDARD INDUSTRIAL CLASSIFICATION:	HEAVY CONSTRUCTION OTHER THAN BUILDING CONST - CONTRACTORS [1600]
		IRS NUMBER:				205336063
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-219880
		FILM NUMBER:		171040044

	BUSINESS ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523
		BUSINESS PHONE:		630-574-3000

	MAIL ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Great Lakes Dredge & Dock Holdings Corp.
		DATE OF NAME CHANGE:	20060808

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NASDI Holdings, LLC
		CENTRAL INDEX KEY:			0001526375
		IRS NUMBER:				042598486
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-219880-01
		FILM NUMBER:		171040045

	BUSINESS ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523
		BUSINESS PHONE:		630-574-3000

	MAIL ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NASDI Holdings Corp
		DATE OF NAME CHANGE:	20110721

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Great Lakes Dredge & Dock Company, LLC
		CENTRAL INDEX KEY:			0001526363
		IRS NUMBER:				201354414
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-219880-05
		FILM NUMBER:		171040043

	BUSINESS ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523
		BUSINESS PHONE:		630-574-3000

	MAIL ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Great Lakes Environmental & Infrastructure, LLC
		CENTRAL INDEX KEY:			0001639815
		IRS NUMBER:				262817615
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-219880-02
		FILM NUMBER:		171040046

	BUSINESS ADDRESS:	
		STREET 1:		6558 LONETREE BOULEVARD
		CITY:			ROCKLIN
		STATE:			CA
		ZIP:			95765
		BUSINESS PHONE:		(630)574-3000

	MAIL ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Magnus Pacific, LLC
		DATE OF NAME CHANGE:	20150416

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Great Lakes Environmental & Infrastructure Solutions, LLC
		CENTRAL INDEX KEY:			0001639817
		IRS NUMBER:				300845285
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-219880-03
		FILM NUMBER:		171040047

	BUSINESS ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523
		BUSINESS PHONE:		(630) 574-3000

	MAIL ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GREAT LAKES DREDGE & DOCK ENVIRONMENTAL, INC
		CENTRAL INDEX KEY:			0001140031
		IRS NUMBER:				364347352
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-219880-04
		FILM NUMBER:		171040048

	BUSINESS ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523
		BUSINESS PHONE:		630-574-3000

	MAIL ADDRESS:	
		STREET 1:		2122 YORK ROAD
		CITY:			OAK BROOK
		STATE:			IL
		ZIP:			60523

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GREAT LAKES CARIBBEAN DREDGING INC
		DATE OF NAME CHANGE:	20010504
</SEC-HEADER>
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<TYPE>EFFECT
<SEQUENCE>1
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Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

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