Southeast Asian field on track for first gas in 2027
What happened
West Natuna’s operator executed a final investment decision and issued letters of award and milestone payments that put drilling, SURF, EPCI and long‑lead deliveries into execution for the Mako project. The awards cover core capital scopes and are funded with contingency, which turns demand signals into committed supplier obligations. Watch supplier milestone confirmations and transport/fabrication windows as those will control installation readiness and any schedule risk
Buyer takeaway
Treat the Mako LOAs as operational commitments that reduce buyer flexibility on timing and pricing for core subsea and drilling supplies
Cost / money
Cost exposure shifts toward buyers who still need complementary services because primary capital scopes are contracted and can justify limited concessions
Supplier / commercial
Awarded contractors hold leverage to demand firmer start dates, shorter quote validity and cancellation fees given funded LOAs
Safety / operations
SURF and MOPU tie‑backs require coordinated HSE plans and regulator‑verified onshore pipeline interfaces before offshore execution can proceed safely
What to watch
Watch supplier fabrication confirmations, shipping slots and any clauses that allow early mobilisation billing
Key facts
- Letters of award issued for drilling, SURF, EPCI and long‑lead items
- Project design uses leased MOPU with subsea tie‑backs to existing infrastructure
- Operators report funding and contingency in place to proceed
Source excerpts
5%) and Coro Energy (15%), set the Mako gas project development activities in motion with letters of award covering more than $280 million of capital contracts, constituting over 80% of the total capital costs. As a result, letters of award have been issued for the drilling rig, subsea, umbilicals, risers, flowlines (SURF), engineering, procurement, construction, and installation (EPCI), conductor support frame (CSF), EPCT, and all long lead items
As a result, letters of award have been issued for the drilling rig, subsea, umbilicals, risers, flowlines (SURF), engineering, procurement, construction, and installation (EPCI), conductor support frame (CSF), EPCT, and all long lead items
As a result, letters of award have been issued for the drilling rig, subsea, umbilicals, risers, flowlines (SURF), engineering, procurement, construction, and installation (EPCI), conductor support frame (CSF), EPCT, and all long lead items. The operator has confirmed that several milestone payments have already been made to the contractors, with costs remaining in line with previous guidance
