MODEC Guyana requests the services of a SUB-CONTRACTOR to provide comprehensive GMDSS (Global Maritime Distress and Safety System) services and certification services. The SUB-CONTRACTOR will be required to provide end-to-end GMDSS services, including inspection, certification, preventive and corrective maintenance, expansion and updating services for GMDSS and Gyrocompasses installed at the FPSO Errea Wittu and MODEC Guyana Onshore facilities.