Special Oilfield Services (SOS) is a Joint Venture between Mohsin Haider Darwish LLC (MHD), one of the largest and oldest business houses in Oman and AlMansoori Petroleum Services (AMPS), one of the largest national oilfield service companies operating in the Middle East.

Special Oilfield Services Co. LLC was established in March 1986. We provide high quality and most optimal drilling & completion, mechanical, instrumentation, Reliability Engineering & Asset Management, chemical solutions and Drilling & completion services, NDE Inspection & Certification services, Reliability & Asset Integrity services, New technology, process, mechanical & tubular maintenance services to the Oil and Gas, Power, Water, Chemical and other Process Industries in Oman.