National Drilling & Services Company LLC 


It was formed in 1990 as a joint venture between the promoters of Galfar and Forasol. NDSC takes pride in being a pioneer of the oil drilling industry in Oman. Since inception, NDSC has achieved a remarkable performance in drilling more than 600 wells throughout the Sultanate. The company attained prominence from inception and it was awarded the largest onshore turnkey contract ever awarded in the oil industry by Petroleum Deveoplment Oman (PDO). 


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Delta International Projects & Engineering  LLC


The Company was established with a vision to provide a single source for all Oil & Gas industry requirements in the Sultanate of Oman. Through their integrated network, Delta International offer customers and business partners a wide range of quality services including product distribution, engineering sales, services, consultancy and provision of oil field equipments. 


Contact Person:

Mr. Sadanand Teje 

Phone: +968 24699771

Fax:       +968 24699770







In 2015 Al Siraj Holdings has signed a joint venture with Tata Projects, one of India’s fastest growing infrastructure company, to offer quality inspection and expediting services for oil and gas as well as power and infrastructure sectors.  This joint venture with Tata Projects will enhance service offerings and help raise quality compliance standards across various industrial sectors in Oman.  Tata Projects – Quality Services has been in quality inspection for over two decades with a presence in 40 countries.  These countries include : the UAE, Germany, China, Korea, South Africa and Mauritius, the company is well positioned to serve the global customers for second and third party inspection, expediting and filed quality services.


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Oman Filling Stations & Services LLC 


Oman Filling Stations & Services LLC began operation in 1990 as a franchise of BP (presently Oman Oil). OFSS runs its fuel filling station at a prime location at South Al Ghubra facing Sultan Qaboos Highway. In fact, it is the first fuel station after the Muscat International Airport towards Ruwi. It also runs car wash facilities with all modern equipments.

Contact Details:

Mr. Mohamed

Senior Manager 

Phone: +968 24505001