PDO approval achieved in 2011

HSE Awards by PDO in 2011

ISO 9001:2008 Certificate achieved in 2012

GTIS took over by New Management in Dec 2012


As a service oriented company, we give great importance to quality through our team of qualified professionals. All GTIS employees possess specific qualification related to their respective roles and have extensive experience in their fields to supervise and inspect various engineering projects.

The GTIS group always ensures the client quality and time schedule requirements through systematic and professional work. Over the years, the GTIS group has served most of the premier global clients such as McDermott, Technip, Schlumburger, SAIPEM, Petronas to name a few.

Gulf Technical Inspection Services LLC (GTIS), has been started in 2010 with the objective of providing quality NDT and PWHT services to several Oil & Gas industries, Chemical, Power and other related industries in the Sultanate of Oman. GTIS has been certified of ISO 9001:2015, ISO 14001:2015 and OHSAS 18001:2007.

GTIS has emerged as one of the leading NDT service provider now in the field of Oil & Gas, Chemical, Power and other related industries in the Sultanate of Oman and has had approval of all the major client in the Sultanate of Oman.

GTIS employs approximately 250 skilled and management staff consisting of nationals and expatriates from various countries. The workforce is highly trained and strives to provide excellent services with exceptional integrity, superior work ethic, extensive knowledge and professional character.

GTIS has successfully executed and been executing many NDT, Metallurgical and PWHT services related to Oil & Gas, Chemical, Power, Process, Utilities and other related industries with major clients as, Petroleum Development Oman (PDO), British Petroleum, Galfar, CCC, BEC, Petrofac, Al- Ghalbi International,  AHPS Petroleum,  Daleel Petroleum, Attila Dogan, L&T Electromech, Special Technical Service (STS), Worley Parsons-Arabian Industries (WPAI), Wood Group-Consolidated Contracting Company (WG-CCC), Towell Engineering, WINTECO/APN and AWS etc.,

Being confident enough to execute any NDT services in a professional manner, meeting all stringent work specification and HSE standards within given time schedules, GTIS keeps abreast with the ever increasing sophistication of equipment and systems.

GTIS believes in Economy for the Customers and therefore all the services are offered at Most Competitive prices and always look forward to a long fulfilling association with its customers.