The Board of Directors of Great Lakes Dredge & Dock Corporation (the “Board”) sets high standards for the Company's employees, officers, and directors. Implicit in this philosophy is the importance of sound corporate governance. It is the duty of the Board to oversee the management of the Company's business. To fulfill its responsibilities and to discharge its duty, the Board follows the procedures and standards that are set forth in these guidelines. These guidelines are subject to modification from time to time as the Board deems appropriate in the best interests of the Company or as required by applicable laws and regulation.