Disclosures: National Marine Dredging Co. Management Discussion and Analysis Report for the Period Ended March 31 2017

Disclosures: National Marine Dredging Co. Financial Results for the Period Ended March 31 2017

ADX Disclosures: Temporary Suspension of Trading on The shares of National Marine Dredging Co. on 10/05/2017

Disclosures: National Marine Dredging Co. Announcement of Board Meeting to be held on May 10,2017 at 11:00 AM

ADX Disclosures: Temporary Suspension of Trading on The shares of National Marine Dredging Co. on 26/04/2017

Disclosures: National Marine Dredging Co. Board Meeting Results held on April 25,2017

Disclosures: National Marine Dredging Co.: General Assembly Meeting held on 25/04/2017

Disclosures: National Marine Dredging Co. Announcement of Board Meeting to be held on April 25,2017 at 03:00 PM

Disclosures: Publish the invitation to attend AGM for National Marine Dredging Co.

Disclosures: National Marine Dredging Co. Corporate Governance Report for the year December 31 2016

Disclosures: National Marine Dredging Co. Announcement of AGM to be held on April 25,2017 at 04:00 PM

Disclosures: National Marine Dredging Co. Management Discussion and Analysis Report for the Period Ended December 31 2016