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Oil & Gas
Oil and gas continues to play a significant role in meeting global energy demand, with assets operating in some of the most technically complex and high‑risk environments. Projects span upstream, midstream, and downstream activities, involving stringent safety, quality, and regulatory requirements.
We support oil and gas projects through independent inspections, vendor assessments, and quality assurance services across the asset lifecycle. Our services help manage technical risk, ensure compliance, and maintain asset integrity from equipment manufacture through to installation, operation, and maintenance.

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Petrochemicals
The petrochemicals sector is foundational to modern manufacturing, supplying materials used across packaging, construction, automotive, and consumer goods. Facilities rely on complex processing equipment and continuous operations, where reliability, quality, and safety are critical.
We support petrochemical projects with inspections, vendor assessments, and supply chain assurance services, helping clients manage quality, reliability, and compliance risks. Our independent oversight supports capital projects, plant upgrades, and ongoing operations across global petrochemical supply chains.

One Partner. Every Stage. Total Assurance
Reduce risk, improve visibility and keep your projects on track.

Oil, Gas & Petrochemical
Supporting Asset Integrity Across Global Operations
The oil & gas and petrochemical sectors operate within some of the world’s most demanding industrial environments, where safety, quality, compliance, and operational reliability are critical at every stage of the asset lifecycle. From upstream exploration and offshore production through to refining, processing, and petrochemical manufacturing, projects rely on robust supply chains, specialist equipment, and strict regulatory oversight. SQS provides independent inspection, vendor assessment, expediting, and quality assurance services that help clients manage technical risk, maintain compliance, and protect asset integrity across complex global projects and operations.