Tuboscope™ Specialty Inspection Services (SIS) is the leader in global inspection, repair and maintenance. With our personnel, equipment and experience we ensure your rigs meet global compliance and inspection requirements.  Rope Access, Derrick Services, DROPS, Load Testing, Lifting Gear Inspection and NDT Inspection , we do it all. In the yard, on location or in transit, you get the quality inspection, safety and maintenance services you need, when and where you need them.