Scientific Drilling International (SDI) is an independent directional drilling and wellbore navigation, surveying and logging service company serving customers worldwide. SDI is a leading provider in the global wellbore navigation services market as well as the US directional services market. SDI is the only company to offer a complete navigation solution for the energy services sector that includes High Accuracy Gyro Survey, MWD/LWD, MWD Ranging, and Production Logging. The company serves a diverse range of customers in all energy sectors. Besides participating in some of the most complex conventional and unconventional oil and gas projects in the world, SDI also has extensive experience in working on geothermal wells and drilling horizontal laterals in coalbed methane reservoirs. By SDI, Worldwide Provider of Drilling Services: - Performance Drilling - Directional Drilling - Horizontal Drilling - Fluid / Mud Drilling - Air / Mist / Foam Drilling - Deepwater - High Pressure / High Temperature Projects - Platform Drilling Services - Multi-well / Pad Drilling Services - Geothermal Drilling Services - Underground Coal Gasification - Freeze Wall & Other Solution Mining Applications - Utility / Trenchless Applications - Pipeline / River Crossing Services (Placement and Surveying) - Re-Entry Drilling & Measurement Services - Vertical & Directional Coring Applications