Wellsite Geological Services SGCO since 2006 was selected to provide wellsite geological service to Saudi Aramco. SGCO have specialist wellsite geologists and mud logger to service the needs of our clients. Since then SGCO has built a very experienced competent teamin tacking different types of well(e.g. Vertical, directional sidetrack, horizontal, multilateral and wells). Our experience and commitment to excellence have earned us the reputation as the best geoplogical firm in the region Our services in wellsite geoplogy is highly praised by our major client, Saudi Aramco.