JD-CONTRACTOR A/S is a provider of products and services such as underwater pipeline inspection services,underwater structure inspection services,cleaning contractors, submerged piles and underwater structures,anti-corrosion services, offshore and underwater structures,offshore crane services,sub-sea production control consultants,quality control services, underwater and offshore,training courses, ultrasonic non-destructive testing (ndt),training courses, underwater welding,testing services, freight containers,port services.