Oil & Gas Facilities
We manage projects across all stages—from concept and FEED to execution, commissioning, and operation.

We manage projects across all stages—from concept and FEED to execution, commissioning, and operation.
Mainstream Limited delivers end-to-end support for oil & gas facilities across the value chain—upstream, midstream, and downstream. We align scope, schedule, cost, and HSE from concept and FEED through detailed design, procurement, construction, commissioning, and operations support. Our multidisciplinary team removes bottlenecks, reduces CAPEX/OPEX, and brings assets online safely, on budget, and on schedule.
Predictable delivery with rigorous governance and risk control
Practical engineering paired with disciplined project management
Measurable performance gains, life-cycle cost reduction, and full compliance