About 5 Walls
Building Africa’s Integrated Maritime Decarbonisation Ecosystem
5 Walls is a South African maritime sustainability company pioneering integrated maritime decarbonisation solutions through OCCS, ClimateOS™, fuel efficiency optimisation, emissions intelligence, and high purity marine LCO₂ value-chain development.
What We Do
5 Walls is developing a practical ecosystem of maritime decarbonisation services and solutions designed to support vessel operators, ports, regulators, and industrial stakeholders.
Core Areas
OCCS Solutions
Integrated onboard carbon capture, liquefaction, offloading, logistics, and industrial reuse pathways.
ClimateOS™ Digital Intelligence
Real-time emissions visibility, fuel efficiency analysis, compliance readiness, and sustainability reporting support.
Fuel Efficiency & Emissions Optimisation
Practical vessel performance services that improve efficiency, reduce waste, and strengthen carbon readiness.
High Purity Marine LCO₂ Value Chains
Building pathways that transform captured vessel emissions into valuable industrial CO₂ supply streams.
One Connected Maritime Decarbonisation Model
Ecosystem Flow
Fuel Efficiency & Emissions Optimisation
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ClimateOS™ Digital Intelligence Platform
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OCCS Solutions
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Port Offloading Infrastructure
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High Purity Marine LCO₂ Supply Chain
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Industrial Reuse
Why 5 Walls
5 Walls is focused on practical implementation, not just concept positioning. The company is working to create African readiness for vessel optimisation, emissions intelligence, onboard carbon capture, port offloading, and industrial reuse pathways.
- Africa-focused maritime decarbonisation approach
- Integrated ecosystem thinking
- Strong link between operational performance and sustainability outcomes
- Practical pathway from captured emissions to industrial value
- Designed to help position South Africa as a maritime decarbonisation leader
