FourPhase is an industrial technology company that specializes in advanced solids separation solutions for the oil and gas industry. Their Production Flow Recovery (PFR) method and product range—including DualFlow™ desanders, Bulk Desander, and Observer™ systems—enable increased well production, real‑time sand measurement, and improved environmental performance by reducing carbon footprint and avoiding additional well interventions. Applications cover optimised production, coiled tubing flowback, online jetting, produced water management, and plug‑and‑abandonment, with a focus on data‑driven operations, remote capabilities, and autonomous solutions. Founded in 2012, FourPhase operates from offices in Aberdeen, Bergen, and Houston.