OOISS maintains its operations to the highest international standards and is independently assessed as a top performer amongst peers within the Sultanate. Our operations are accredited and frequently audited by the International certification body to Quality Standard ISO 9001:2015, the Environment Standard ISO 14001:2015 and Occupational Health & Safety Standard OHSAS 18001:2008. All Customers, Partners and Suppliers should be assured that in working with OOISS they have selected an extremely professional organization.

We deliver products and services to satisfy the requirements of the customer, thus our quality aim is

“Customer Satisfaction”.

OOISS aspire to achieve an HSE performance which aims at

“No Harm to people & Environment”

and complies with relevant Laws & Regulations, International Standards and Client requirements.

OOISS was the sixth company in the Sultanate to be awarded the Oman Society for Petroleum Services (OPAL) Compliance Verification Certificate (CVC) and Health Safety & Environment certificate (HSE). This accreditation includes a third party verification of certain HR practices including Omanisation.

Furthermore, OOISS also has the “TRACE” certificate. Trace is an internationally recognized membership association working with companies to raise their anti-bribery compliance standard.