Opportunities with Petrotrin

Joint Ventures – Participating Interest
BLOCKS
EQUITY
INTEREST
JOINT VENTURE PARTNERS
ONSHORE
Moruga West 40.0% Neal and Massy Energy Resources Limited
Central Block 35.0% BG Trinidad Central Block Limited
SW Peninsula 27.5% Trinidad Exploration and Development Unlimited
Parrylands 'E' 25.0% New Horizon Exploration Trinidad & Tobago Unlimited
Central Range Deep 20.0% Voyager Energy (Trinidad) Ltd, Parex Resources (Trinidad) Ltd.
Central Range Shallow 35.0% Voyager Energy (Trinidad) Ltd, Parex Resources (Trinidad) Ltd.
Guayaguayare Deep 20.0% Voyager Energy (Trinidad) Ltd
Guayaguayare Shallow 35.0% Voyager Energy (Trinidad) Ltd
OFFSHORE
East Brighton (Sub-Area B) 30.0% Primera East Brighton Limited / SOOGL Antilles (Trinidad) Ltd.
Pt. Ligoure 50.0% Ten° North Energy Limited
Pelican 16.0%
EOG Resources Trinidad Limited / The National Gas Company of Trinidad and
Tobago Limited (NGC)
SECC 16.0% EOG Resources Trinidad Limited / NGC
NCMA Unitized Area 19.5%
BG Trinidad & Tobago Limited / ENI Trinidad & Tobago Limited / NSGP (Ensign)
Limited
TSP 15.0% Repsol YPF S.A. (Repsol E&P T&T Limited) / NGC
Block 1A 20.0% Centrica (Horn & Wren) Limited
Block 1B 20.0% Venture North Sea Gas Limited
Block 3A 15.0%
BHP Billiton (Trinidad 3-A) Ltd / Chaoyang Petroleum (Trinidad) Block 3A Limited
/ Kerr-McGee TT E&P Ltd / Elf Exploration Trinidad B.V.
Mayaro Guayaguayare 30.0% Sonde Resources Trinidad and Tobago Limited
Block 22 10.0% Centrica Resources Limited
Galeota 35.0% Bayfield Energy (Galeota) Limited
Block 2ab 35.0%
Centrica Resources (Armada) Limited, Niko Resources Trinidad and Tobago
Limited, Voyager Energy (Trinidad) Ltd.
NCMA2 20.0% Niko Resources Trinidad and Tobago Limited, RWE Dea AG
NCMA3 20.0% Niko Resources Trinidad and Tobago Limited
NCMA4 20.0% Venture North Sea Oil Limited