Gulf Technical Inspection Services

Established in 2010, Gulf Technical Inspection Services LLC (GTIS) is a leading provider of Non-Destructive Testing (NDT) and Post Weld Heat Treatment (PWHT) services in the Sultanate of Oman. We proudly serve the Oil & Gas, Chemical, Power, and related industries with a commitment to quality, safety, and technical excellence. GTIS is certified to ISO 9001:2015, ISO 14001:2015, and OHSAS 18001:2007, and is approved by all major clients in the region, including PDO, BP, Petrofac, Daleel, CCC, Galfar, and many others. With a skilled team of over 250 professionals from diverse backgrounds, we deliver reliable inspection and metallurgical services that meet stringent industry standards and HSE requirements. Our core values are integrity, professionalism, and customer satisfaction, offering services at competitive prices while building long-term partnerships.