Registered office at c/o Pinsent Masons LLP, 1 Park Row, Leeds, England, LS1 5AB
- Ithaca Petroleum Limited (05223667);
- Ithaca Exploration Limited (05914627);
- Ithaca Gamma Limited (05929104);
- Ithaca Epsilon Limited (05979869);
- Ithaca Causeway Limited (06167799);
- Ithaca SPL Limited (01275469);
- Ithaca SP UK Limited (02586927);
- Ithaca Pipeline Limited (02607087);
- Ithaca Dorset Limited (01135213);
- Ithaca Energy Developments UK Limited (07105041); and
- Ithaca Oil and Gas Limited (01546623)