We are the largest organisation in south India rendering various underwater services for the past 30 years. We are based at Cochin and rendering all type of underwater services all over south India. Our services includes Underwater Survey of vessel under various class using CCTV two way communication with monitoring facilities. NDT inspection for offshore structure under classification societies. Underwater scanning/mapping of dam walls sea walls and jetties. Sea bed/channel bed surveys for submarine pipe lines and other structures Underwater inspection survey and repairs of bridges and assessing the extend of damages. Underwater. Ships hull repair by underwater welding and cutting installation of sacrificial anodes removal and installation of rope guards. underwater welding and cutting
During the above period ASDS have carried out many major projects to the required standards and satisfaction of our clients like:-

Shipping companies Ship yards Harbours Hydro projects Electricity Boards BHEL Irrigation Departments PWD Wave Energy Project IIT.FSI etc.

We have with us Indian Naval and HSE qualified and ASDS trained highly experienced Divers Diving Supervisors LSTs and other Technical Staff with latest diving equipments.