Decommissioning & Rehabilitation
Blackline Energy provides safe, compliant, and cost-effective decommissioning solutions for onshore oil & gas infrastructure. We manage planning, execution, regulatory engagement, and site rehabilitation.

What we do
Capability shaped by the field.
Practical support, scaled to the requirements of your assets, people and operating environment.
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Decommissioning planning and cost modelling
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Wellsite and facility deactivation
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Hazardous materials identification and management
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Closure reporting and compliance documentation
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Regulatory approvals and stakeholder engagement
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Asset dismantling and removal
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Site remediation and rehabilitation
Beyond asset removal
Responsible closure starts with the land.
From contaminated land assessment and remediation design to groundwater monitoring, erosion control and permit relinquishment, we plan for what remains after the work is done.

What you receive
Clear deliverables. Useful outcomes.
Documentation and decision support that your team can act on — in the field, at the desk and through the next review.
- Decommissioning execution plans
- Environmental and rehabilitation plans
- Cost estimates and schedules
- Regulator-ready closure reports
- As-built and as-removed documentation
In practice / Case study
End-of-life decommissioning of legacy wellsites
National upstream operator
12%
under budget at project completion
The challenge
A cluster of ageing wellsites with incomplete historical documentation and environmental risk, alongside high regulatory expectations and tight timelines.
CLIENT-SUPPLIED PROJECT SUMMARY
Our approach
- Developed a full decommissioning execution plan and cost model
- Coordinated regulatory approvals and stakeholder engagement
- Managed site deactivation, equipment removal, and waste disposal
- Conducted soil testing and environmental remediation
- Delivered closure reports with complete as-removed documentation
The outcome
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All sites successfully decommissioned and rehabilitated
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Project delivered 12% under budget
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Regulator accepted closure reports with no revisions
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Land returned to pre-disturbance condition
A shared operating rhythm across every engagement.
Every engagement runs to the same operating rhythm. Daily field reporting, weekly performance reviews and a clear escalation path, so you always know the state of the asset. Our supervisors work to your systems and standards, not around them. The result is consistent execution across sites, crews and shifts.
Let’s Work Together
Ready to optimise your oil & gas operations? Get in touch with our team today.
Get In Touch
Ready to discuss your operational support, decommissioning, or asset lifecycle needs? Our team is here to help you achieve safe, compliant, and sustainable outcomes.
Areas we service
Australia Pacific region

A closer look at our capability
Experience across the entire lifecycle.
Explore our operational, engineering and end-of-life expertise.




