Industry

Oil & gas sector-specific rigour, end to end.

ISO 29001 for product realisation, ISO 14001 and ISO 45001 for environmental and safety performance, and alignment with operator-specific approved-supplier expectations.

Overview

How Crescent supports
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Oil and gas supply chains operate under scrutiny far beyond the ISO 9001 default. ISO 29001 adds sector-specific supplementary requirements around product realisation, supplier control, and traceability that reflect the consequences of a failed valve, tubular, or coating in service. Major operators — IOC, ONGC, ADNOC, Saudi Aramco, QatarEnergy, Petrobras — maintain approved-supplier regimes that treat ISO 29001 and applicable API scheme certifications as baseline filters.

Environmental and safety certifications (ISO 14001, 45001) are equally central, especially for EPC contractors and service providers working on operator sites. Integrated management system certification — one system satisfying three standards — is the economical default, particularly given the audit burden from operator second-party audits, classification societies, and regulatory inspectors.

Sector considerations

What makes
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engagements distinct.

Approved supplier list positioning.

Operator AVL inclusion typically requires ISO 29001, an API monogram where applicable, and customer-specific qualification. We design the QMS so the AVL qualification audit is additive rather than a separate exercise.

Traceability to heat and lot.

Pressure-containing components and critical service parts require full material traceability. This is a documentation architecture decision as much as a records one.

Source inspection.

For critical-consequence components, source inspection by the customer or their representative is the norm. The QMS supports this rather than being surprised by it.

HSE integration.

Operator HSE expectations frequently exceed ISO 45001 defaults. Permit-to-work, hot work, confined space, and emergency response practices are operator-audited.

Frequently asked

Questions specific to
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API Q1 is separate from ISO 29001 and is required for API monogrammed products. Many equipment suppliers hold both; ISO 29001 is accepted by a broader operator base, while API Q1 is the specific requirement for monogram licensing.

For logistics providers serving oil and gas supply chains, ISO 28000 alongside 9001/14001/45001 is increasingly the expected posture, particularly post-2022 revision.

Offshore work adds expectations beyond the core ISO set — OIMS, IMO codes where relevant, classification society requirements. ISO 29001 is part of the posture, not the whole of it.

Talk to a consultant with sector context.

Half an hour on the phone with a senior consultant who has worked with
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organisations before.