0001209191-23-028325.txt : 20230509 0001209191-23-028325.hdr.sgml : 20230509 20230509171141 ACCESSION NUMBER: 0001209191-23-028325 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230505 FILED AS OF DATE: 20230509 DATE AS OF CHANGE: 20230509 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Schiffer Vivienne CENTRAL INDEX KEY: 0001835547 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-33225 FILM NUMBER: 23903309 MAIL ADDRESS: STREET 1: C/O GREAT LAKES DREDGE & DOCK CORP., STREET 2: 1 PARKVIEW PLAZA, SUITE 800 CITY: OAKBROOK TERRACE STATE: IL ZIP: 60181 ISSUER: 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 BUSINESS ADDRESS: STREET 1: 9811 KATY FREEWAY STREET 2: SUITE 1200 CITY: HOUSTON STATE: TX ZIP: 77024 BUSINESS PHONE: (346) 359-1010 MAIL ADDRESS: STREET 1: 9811 KATY FREEWAY STREET 2: SUITE 1200 CITY: HOUSTON STATE: TX ZIP: 77024 FORMER COMPANY: FORMER CONFORMED NAME: Great Lakes Dredge & Dock Holdings Corp. DATE OF NAME CHANGE: 20060808 4 1 doc4.xml FORM 4 SUBMISSION X0407 4 2023-05-05 0 0001372020 Great Lakes Dredge & Dock CORP GLDD 0001835547 Schiffer Vivienne C/O GREAT LAKES DREDGE & DOCK CORP., 9811 KATY FREEWAY, SUITE 1200 HOUSTON TX 77024 0 1 0 0 SVP, CLO, CCO & Corp Secretary 0 Common Stock 2023-05-05 4 F 0 1296 5.75 D 35137 D Vivienne R. Schiffer 2023-05-09