HD Marine provides specialized vessels for diving survey and ROV diving support services. The company has invested in a complete diving station and equipment to support underwater inspection and survey activities for various underwater structures such as metal thickness gauges (Cynus), cathodic protection voltage meters (Buckley), ultraviolet ray MPI welding inspection equipment (ASAM 12), and cleaning equipment for drilling rig pedestals and ship hulls. With modern equipment and a team of experienced and professionally trained staff, all Diving Supervisors have CSWIP 3.1U certification and have participated in and commanded numerous diving projects, meeting the strict requirements of the current diving industry.