National Energy Services Reunited Corp. provides oilfield services to oil and gas companies in the Middle East, North Africa, and the Asia Pacific regions. It operates through two segments, Production Services; and Drilling and Evaluation Services. The Production Services segment offers hydraulic fracturing services; coiled tubing services, including nitrogen lifting, fishing, milling, clean-out, scale removal, and other well applications; stimulation and pumping services; primary and remedial cementing services; nitrogen services; filtration services, as well as frac tanks and pumping units; and pipeline services, such as water filling and hydro testing, nitrogen purging, and de-gassing and pressure testing, as well as cutting/welding and cooling down piping/vessels systems.