The International Association of Drilling Contractors (IADC) is a non-profit trade association that is the global leader in advancing the oil-and-gas and geothermal drilling and completion industry worldwide. IADC's contract-drilling Members own most of the world's drilling units, both on land and offshore, and drill the vast majority of the wells that produce the planet's oil and gas. We welcome the Membership of all types of companies across the industry that share a commitment to improving safety and the environment, advancing drilling technology, striving for reasonable regulation and legislation, and enhancing personnel competence. Founded in 1940, IADC is recognized worldwide for our accreditation programs, conferences, advocacy efforts, and industry news. Our mission is to improve industry health, safety and environmental practices; advance drilling and completion technology; and champion responsible standards, practices, legislation, and regulations that provide for safe, efficient, and environmentally sound drilling operations.