Subsea Engineering
Alliance One provides subsea engineering support to drilling contractors worldwide with a team of highly skilled and experienced subsea engineers.
Our teams consist of Assistant Subsea Engineers, Subsea Engineers, Subsea Supervisors and Subsea Project Managers — all with the necessary OEM exposure and certification to support complex offshore operations.
Core Capabilities
Cold & warm stacked well control equipment reactivation
MUX & Conventional control system reactivation
In-between well maintenance scopes (IBWM)
End of well scopes (EOW)
SPS support
Technical auditing
Overhaul & general maintenance of associated well control equipment
Operational support
Equipment rental
Preservation & storage
Operational Focus
Well Control & Reactivation
Reactivation of cold and warm stacked assets, including complete system recommissioning and compliance validation.
Control Systems & SPS
MUX and conventional control system support, SPS integration, and technical troubleshooting across OEM platforms.
Maintenance & Overhaul
IBWM, EOW scopes, overhaul programs, and full lifecycle maintenance of subsea well control equipment.
Compliance & Assurance
Technical audits, preservation programs, documentation control, and certification oversight to ensure regulatory readiness.