Oilfield services refer to a range of specialized activities and support provided to the oil and gas industry. These services include drilling, well completion, and maintenance, as well as geological and engineering consulting. Companies in this sector help optimize the extraction of oil and natural gas from underground reservoirs, ensuring efficient and safe operations. The oilfield services industry plays a crucial role in the energy supply chain, working alongside exploration and production companies. Key players in this field include Schlumberger, Halliburton, and Baker Hughes, which offer advanced technologies and expertise to enhance productivity and reduce costs in oilfield operations.