Ithaca Energy Athena

Project overview:

The Athena Field lies approximately 180 km north-east of Aberdeen with the Field entirely within UKCS block 14/18b. Athena is a discovery comprising a thick oil column in Lower Cretaceous completed with electrical submersible pumps (ESPs) and one water injection well. These will be produced back to the Athena FPSO with oil being exported via shuttle tanker.


  • Subcontract scopes and basis of design for the development
  • Procurement of Subsea Trees to facilitate early drilling programme
  • Management of subsea installation contractor, ESP & Tree contractors, FPSO power generation, TMS/mooring, controls/metering & water injection upgrades encompassing cost, schedule & technical scope
  • Execution of borehole investigation offshore & charter of vessel
  • Offshore/Onshore supervision throughout project through to start-up

Added Value

  • Experience with project delivery
  • High calibre of engineering team
  • Effective management of subcontractor relationships
  • Flexibility of service including vessel charter and execution for FPSO mooring system pipeline routes and structure foundations


Petrex Scope:

Petrex perform engineering and project management during the definition phase, ITT generation/evaluation of subcontractor, procurement of selected items/offshore services. Management of subsea infrastructure, ESP & tree vendors, FPSO upgrades and commissioning for 1st oil. Petrex now provide subsea systems operational support as well as pipeline T/A with the regulatory respective authorities.
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