About Us
In the offshore industry, perfection is not a luxury—it’s a necessity. At O.S Offshore, we don’t just tick the boxes, we engineer assurance into every detail.
Leading Offshore Engineering Solutions – Your Trusted Partner at Sea
Founded in 2009, O.S Offshore Services was established with a clear mission: to elevate Vietnam’s offshore engineering capabilities to international standards. From humble beginnings, we’ve grown into a trusted provider of specialized services in design, fabrication, inspection, load testing, and offshore container rental—serving oil and gas operations onshore and offshore alike.
At O.S Offshore, we bring together engineering expertise, cutting-edge technology, and a commitment to quality and safety. Our team collaborates closely with clients, regulators, and industry partners to deliver tailored solutions that ensure operational excellence, reduce risks, and uphold the highest safety standards.
The innovations we develop today—from DNV 2.7-1 certified containers to customized lifting frames and NDT inspections—are designed not only to support critical offshore operations but to make them smarter, safer, and more sustainable. With O.S Offshore, you don’t just get a service provider—you gain a long-term partner in engineering performance and integrity.
35% Yearly Growth
Over 500 Projects Delivered

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Built on Experience. Driven by Excellence.
With over 16 years of experience in the offshore oil & gas industry, O.S Offshore Services has become a trusted partner for leading operators, service companies, and engineering teams. We collaborate closely with our clients and project stakeholders to deliver safe, high-quality, and technically sound solutions. Over the years, we have cultivated strong relationships with expert craftsmen, certified inspectors, and reputable suppliers — all committed to the highest standards of safety, precision, and performance in every project we undertake.
Creative Ideas
At O.S Offshore Services, innovation drives our engineering. Whether it's designing customized offshore containers, optimizing load test configurations, or fabricating specialized lifting gear, we always deliver smart, practical, and cost-effective solutions tailored to the toughest offshore environments.
Safety First
In everything we do — from NDT inspections to pressure testing — safety is our top priority. We adhere strictly to international standards like DNV 2.7-1, BS EN 12079, and integrated QHSE systems. Our team is rigorously trained to ensure zero-compromise execution in every operation.
24/7 Support
Offshore operations never sleep, and neither do we. Our team is on standby 24/7 to support urgent service requests, equipment failure troubleshooting, or last-minute mobilizations — ensuring that your operations remain uninterrupted and compliant, anytime, anywhere
Honorable Award
Our commitment to quality, safety, and customer satisfaction has earned us recognition from major players in the oil & gas industry. These honors reflect not just our capabilities, but the trust we’ve built through years of reliable offshore service delivery.

OUR MISSION
To deliver high-quality, innovative, and reliable offshore engineering solutions that ensure safety, compliance, and operational excellence for our clients in the oil & gas industry. We are committed to fostering a culture of integrity, sustainability, and continuous improvement in every project we undertake — from design and fabrication to inspection, load testing, and specialized offshore services.

OUR VISION
To become a trusted leader in offshore engineering and oilfield services across Southeast Asia, known for our technical expertise, customer-centric approach, and unwavering commitment to quality, safety, and environmental stewardship. We strive to be the preferred partner for global energy companies seeking excellence in offshore operations.
2009 – Company Establishment
O.S Offshore Services Equipment Co., Ltd. was founded in March 2009.
Initially operated with a small team and limited business volume.
Recruited highly experienced professionals from leading fabrication and inspection companies.
Began building a reputation for high-quality service and customer satisfaction from the very beginning.
2010 – 2013: Entry into the Oilfield Market
Leveraging its team’s technical expertise, O.S entered the oilfield services market.
Offered design, fabrication, NDT inspection, maintenance, and load testing services.
Focused on meeting client needs in offshore and onshore oil and gas sectors.
2017 – 2019: Facility Upgrade and Rapid Growth
Due to increasing demand, the company relocated its facility from VCP port to its current location opposite PTSC Downstream Port.
Expanded its operations to include DNV 2.7-1/BS EN 12079-compliant offshore container design and manufacturing.
Became known for providing safe, cost-effective, and certified lifting and offshore solutions.
2020 – 2023: Diversification of Services & Process Optimization
Introduced a broader range of services including:
OS Filtration Systems,
Hydrostatic and Pressure Testing,
Offshore Container Rentals,
Coating, Sandblasting & Maintenance,
Lifting Equipment Certification.
Optimized production processes and reduced material costs, aligning with clients’ operational efficiency goals.
2024 – Present (2025): Sustainability and Global Direction
Implemented a comprehensive QHSE and sustainability policy focused on environmental responsibility, safety, and ethical practices.
Actively pursuing regional and international collaborations, positioning O.S as a trusted partner for global oil and gas clients.
Continuously enhancing design, inspection, and fabrication capabilities to meet evolving offshore challenges.
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Years Experience
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FAQ Of Customer
We specialize in a wide range of offshore services including Non-Destructive Testing (NDT), Load Testing and Certification, Design and Fabrication, Offshore Container Rental, Completion Fluid Filtration Systems, Hydrostatic Testing, and OCTG Inspection and Maintenance.
Yes. All our services and equipment comply with leading industry standards such as DNV, API, and other international offshore safety and operational regulations.
We aim to respond to all inquiries within 24 hours, and our team is ready to mobilize personnel and equipment promptly, based on your operational needs.
Absolutely. Our experienced technicians are fully equipped to deliver on-site services directly at rigs, fabrication yards, or port facilities.
You can reach out to us via email, phone, or the contact form on our website. Our technical team will get back to you promptly with the information and support you need.
We offer a professional combination of highly skilled personnel, state-of-the-art equipment, and a strong commitment to safety, quality, and operational efficiency, making us a trusted and preferred partner in offshore operations.
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Testimonials
"O.S Offshore’s team delivered exactly what we needed — on time, on spec, and with full DNV compliance. Their attention to detail and offshore expertise were crucial to the success of our lifting operations."

Michael
Operations Manager, International Oilfield Contractor
"Their fabrication quality is second to none. We've worked with several vendors over the years, but O.S stood out for their professionalism, technical depth, and excellent after-service."

Robert
Project Engineer, FPSO Conversion Project
"We rented offshore containers from O.S for a high-profile subsea project. The units were certified, robust, and delivered ready to use. Their support team was always available during offshore mobilization."

Anataysia
Logistics Supervisor, Subsea Engineering Company
"The NDT and load testing team from O.S Offshore were outstanding. Quick response, complete documentation, and a no-compromise approach to safety. Highly recommended for critical rig operations."

Maria
Rig Superintendent, Jack-Up Drilling Unit