STS Group, headquartered in The Sultanate of Oman, is a leading multidisciplinary contracting group specializing in Construction, Fabrication and Maintenance services for the Energy and Industrial sectors. STS was established in 1980 as a member of The Oman Oilfield Supply Centre L.L.C. (OOSC) group of companies, a leading Omani Conglomerate, to provide specialist oil & gas field maintenance services.