Gusto Shipyard, previously A.F. Smulders, was a shipbuilding company in Schiedam, Netherlands. It was famous for dredging and offshore vessels. In 1978 it was closed down under suspicious circumstances. Its engineering office still exists as GustoMSC, a subsidiary of American oil rig and equipment manufacturer NOV Inc.

NOV Inc., formerly National Oilwell Varco, is an American multinational corporation based in Houston, Texas. It is a worldwide provider of equipment and components used in oil and gas drilling and production operations, oilfield services, and supply chain integration services to the upstream oil and gas industry. The company conducts operations in more than 500 locations across six continents, operating through three reporting segments: Rig Technologies, Wellbore Technologies, and Completion & Production Solutions.