Oceania Engineering Services Pty Ltd (OES) is an Australian company specialising in Marine, Energy and Offshore HVAC&R systems.

Established in 2010, OES provides specialist service, maintenance and engineering support to operators across oil & gas, marine and broader energy sectors. Our core business is the ongoing performance, reliability and assurance of HVAC&R systems in complex and safety-critical environments.

In addition to service and maintenance, OES delivers engineered solutions across the full asset lifecycle, including design, manufacture, supply, installation, commissioning and operational support. We design and manufacture selected HVAC&R equipment in Australia, including our own IECEx and ATEX-certified Zonerite compressor range, specialist crane and VSAT HVAC units, and IECEx-certified fans manufactured under licence from Woodcock & Wilson.

OES operates an integrated Quality Management System certified to ISO 9001 and ISO/IEC 80079-34 for the manufacture of explosion-protected equipment under both IECEx and ATEX schemes, reinforcing our commitment to compliance, traceability and technical integrity.

Our team combines practical offshore experience with engineering depth, providing clear technical advice, quality documentation and compliance assurance aligned to international industry requirements.

Capabilities include:

• Service and maintenance of HVAC&R systems
• Engineering, documentation and technical assurance
• Design and manufacture of systems and equipment
• Supply of replacement equipment, spare parts and refrigerants
• Installation, commissioning and testing
• Handover and transition to operations
• Surveys, condition reporting and asset optimisation
• Temporary refuge integrity testing and specialist equipment hire
• Hazardous area and safety-critical system expertise

OES operates with a hands-on management approach and a strong commitment to safe work practices, technical integrity and long-term client relationships.

Oceania Engineering Services

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