Attached files

file filename
EX-32.1 - EXHIBIT 32.1 - Orion Group Holdings Incorn12312014-321.htm
EX-31.2 - EXHIBIT 31.2 - Orion Group Holdings Incorn12312014-312.htm
EX-31.1 - EXHIBIT 31.1 - Orion Group Holdings Incorn12312014-311.htm
EX-23.1 - EXHIBIT 23.1 - Orion Group Holdings Incorn-ex231_20141231x10k.htm
EXCEL - IDEA: XBRL DOCUMENT - Orion Group Holdings IncFinancial_Report.xls
10-K - 10-K - Orion Group Holdings Incorn12312014.htm


Exhibit 21.1

LIST OF SUBSIDIARIES

Name of subsidiary
Jurisdiction of Formation
Effective Ownership
 
 
 
 
 
Orion Administrative Services, Inc.
Texas
Orion Marine Group, Inc.
100%
 
 
 
 
OCLP, LLC
Nevada
Orion Marine Group, Inc.
100%
 
 
 
 
OCGP, LLC
Texas
OCLP, LLC
100%
 
 
 
 
Orion Construction, LP
Texas
OCLP, LLC
99%
 
 
OCGP, LLC
1%
 
 
 
 
Orion Marine Construction, Inc.
Florida
Orion Construction, LP
100%
 
 
 
 
F. Miller Construction, LLC
Louisiana
Orion Marine Group, Inc.
100%
 
 
 
 
Orion Marine Contractors, Inc.
Delaware
Orion Marine Group, Inc.
100%
 
 
 
 
Northwest Marine Construction, ULC
Canada
Orion Marine Contractors, Inc.
100%
 
 
 
 
Schneider E&C Company, Inc.
Florida
Orion Marine Group, Inc.
100%
 
 
 
 
SSL South, LLC
Florida
Orion Marine Construction, Inc.
100%
 
 
 
 
Industrial Channel and Dock Company
Texas
Orion Marine Construction, Inc.
100%
 
 
 
 
Commercial Channel and Dock Company
Texas
Orion Marine Construction, Inc.
100%
 
 
 
 
East & West Jones Placement Areas, LLC
Texas
Orion Administrative Services, Inc.
100%
 
 
 
 
Kingfisher Marine Services, LLC
Texas
Orion Marine Construction, Inc.
100%
 
 
 
 
Misener Marine Construction, Inc.
Georgia
Orion Marine Construction, Inc.
100%
 
 
 
 
T. LaQuay Dredging, LLC
Texas
Orion Marine Construction, Inc.
100%
 
 
 
 
Orion Construction Australia Pty Ltd
Australia
Orion Marine Contractors, Inc.
100%
 
 
 
 
Orion Marine de Mexico, S de RL de CV
Mexico
Orion Marine Construction, Inc.
99%
 
 
Orion Administrative Services, Inc.
1%
 
 
 
 
OM Marine Services de Mexico, S de RL de CV
Mexico
Orion Marine Construction, Inc.
99%
 
 
F Miller Construction, LLC
1%
 
 
 
 
Orion Marine Construction TCI, Ltd
Turks and Caicos
Orion Marine Construction, Inc.
100%