OILFIELD INSPECTION SERVICES
OIS is a 100% Omani-owned company, established in 2010.
At Oilfield Inspection Services, we believe that by ensuring the highest standards of safety for your equipment, workplace, and workforce competency, we contribute to building a strong foundation and a creative environment that supports your continuous improvement. In doing so, we are proud to play a role in the development of Omani society.
READ OUR MISSION


WORD FROM CEO
READ THE MESSAGE FROM OUR CEO
Proactively deliver precision-driven inspection solutions that ensure integrity across critical oilfield assets. At OIS, we align advanced diagnostics with global safety standards to empower operational confidence.
Seamlessly integrate cutting-edge inspection technologies with scalable field expertise. Our mission is to build trust through data-backed insights, regulatory compliance, and a commitment to zero compromise in quality.
SAIF AL TOBI, CEO

Quality Control / Quality Assurance Services
This includes the supply of qualified personnel across various engineering disciplines, including Mechanical/Welding, Civil, Electrical, Corrosion, and Instrumentation, to develop and manage quality control systems.
Read More
Inspection / Supervision Services
Provision of certified Quality Control Engineers, Supervisors, and Inspectors with field experience, equipped with complete inspection toolkits. Tools include ultrasonic sets, paint inspection kits, holiday detectors, pit and welding gauges, gamma-ray equipment, and hardness testers.
Read More
Non-Destructive Testing Services
We provide certified personnel and equipment for a full range of NDT services—including visual, radiographic, MPI, DPI, ultrasonic, hydrostatic, vacuum box, and hardness testing—in compliance with international standards, ensuring quality and safety across all inspection activities.
Read More
5
Sites in Oman

500
Satisfied Employees

126
Refineries & Operations

35
Awards & Recognitions
OUR PROCESS
Interactively optimize inspection protocols after operational convergence. Seamlessly engineer actionable insights through 24/365 site evaluations.
Dynamically redefine reliability metrics across mission-critical assets. Progressively orchestrate certified assessments via scalable integrity standards. Objectively deliver precision-focused competencies in every inspection.
READ THE STORYDON’T TAKE OUR WORD
CLIENT TESTIMONIALS
We’ve worked with OIS on multiple projects, and their professionalism and technical expertise are unmatched. Their team consistently delivers high-quality inspection services on time. The communication is seamless, and safety standards are always upheld. Highly reliable and easy to work with.
Khalil
OIS provided exceptional NDT services with top-notch equipment and certified personnel. Their attention to detail and adherence to international standards truly stand out. The site team was responsive, efficient, and knowledgeable. They helped ensure smooth project execution from start to finish.
Rashid
We’re extremely satisfied with the quality and professionalism shown by the OIS team. Their inspectors are skilled, well-equipped, and proactive in identifying potential issues. The documentation and reporting were thorough and timely. Their commitment to safety and standards is commendable.
Mohammed
SERVICES
Comprehensively deliver advanced inspection solutions tailored for oilfield environments.
Expertly ensure structural integrity, safety compliance, and operational efficiency across all assets.

Non-Destructive Testing
Inspection without damaging materials

Quality Control Inspection
Verifying compliance with standards.

Welding Inspection
Ensuring weld integrity and quality.

Painting & Coating Inspection
Checking surface prep and coating.

Cathodic Protection Services
Preventing corrosion on structures.

Pipeline Inspection
Assessing pipeline condition and safety.

Hydrostatic Testing
Pressure testing of vessels and pipelines to verify strength and leak.

Hardness Testing
Measurement of material hardness to ensure property standards.

Radiographic Testing
X-rays to detect internal flaws in welds and components.

Ultrasonic Testing
High-frequency sound waves used to detect flaws and measure thickness

Magnetic Particle Inspection
Detection of surface and near-surface defects in ferromagnetic materials.

Dye Penetrant Inspection
Surface flaw detection using visible or fluorescent dye penetrants.