Expro Holdings UK 3 Ltd. is a UK-based oil and gas services provider, specializing in well flow management services to the oil and gas industry, with a specific focus on offshore, deepwater and other technically challenging environments. The company provides a full range of well-flow management products and services that measure, improve, control and process flow from high- value oil and gas wells across three key areas: well test and appraisal services; subsea, completion and intervention services; and production services. Expro's technical capabilities span the full life of oil and gas fields, from exploration and appraisal through development and production and abandonment. Its principal customers are the major international oil companies, key national oil companies and independent exploration and production companies located throughout the world. Expro is active in all major offshore oil and gas markets globally and has over 5,300 employees working from some 100 location in around 50 countries, including Argentina, Bolivia, Brazil, Colombia and Mexico. In 2013, Expro signed an offshore deal with Brazilian oil and gas company Queiroz Galvão. The contract is for heavy oil well testing and data management services through partner Baker Hughes of three wells in the Santos basin's BS-4 block. It includes the delivery of subsea equipment, drill stem testing, data acquisition, surface well testing, fluids services and wireline intervention services.