Companies operating drilling rigs, performing well construction, and providing rig crews. As of 2026, armbeat tracks 41 drilling companies operating in Saudi Arabia. Rankings reflect a composite grade from three dimensions — Activity (operational footprint and volume), Performance (efficiency and KPIs), and Reliability (NPT events vs peer median) — recalculated as new daily drilling reports arrive. Top-ranked: 1. Rig (grade A+), 2. Baker Hughes (grade B+), 3. Halliburton (grade B+), 4. TAQA (grade B), 5. Scientific Drilling (grade D).