Subsidiary Guarantors

9 Months Ended

Sep. 30, 2011

Subsidiary Guarantors [Abstract]

Schedule of Guarantor Obligations

Subsidiary Guarantors

The Company filed a registration statement on Form S−3 which became effective August 7, 2009, and registered certain securities described therein, including debt securities, which may be guaranteed by certain of the Company’s subsidiaries and are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933. Orion Marine Group, Inc., as the parent company, has no independent assets or operations. The Company contemplates that if it offers guaranteed debt securities pursuant to the registration statement, all guarantees will be full and unconditional and joint and several, and any subsidiaries of the Company other than the subsidiary guarantors will be minor. In addition, there are no restrictions on the ability of Orion Marine Group, Inc. to obtain funds from its subsidiaries by dividend or loan. Finally, there are no restricted assets in any subsidiaries.