Corentyne Acreage and Activity Overview

Corentyne Geologic Setting Reservoir Development Schematic Fan Lobe Deposition in the North Corentyne Region Santonian Unconformity at base of Santonian Wedge Depth Grid Grid 5 km C.I.= 100 m Turbot, Longtail, etc Lau Lau STABROEK BLOCK Lukanani Pluma WEI-1 KANUKU BLOCK KAWA-1 Berbice Canyon CORENTYNE BLOCK Guyana Suriname Haimara Maka-1 North Corentyne target Kwaskwasi-1 OCK S Sapakara -1 Keskesi -1 Krabdagu -1 North Region Corentyne depositional Upper environment continental si Lower continental Submarine plain Middle continental pe Continental shelf Low Mud-rich cgx energy inc Sediment supply Hight Sand-rich Reservoir structure type Confined channel complex Weakly confined channel complex- Lobe Amplitude window The "Berbice Canyon" carried sand into the Guyana basin during the Upper Cretaceous Period and deposited basin floor and slope sand complexes These complexes became the primary reservoirs of offshore discoveries in the Guyana-Suriname basin • Highly favorable northern region of the Corentyne block near mouth of sand-sourcing Berbice Canyon Large Santonian and Campanian depositional systems delineated by 3D seismic • Targets analogous to recent discoveries in Block 58 Kawa-1 targeted stacked pay in eastern fan complex; discovered pay in channel and fan morphologies identified by seismic analysis • Wei-1 Well targeting exploration and appraisal opportunities across the northern region of CGX's licensed block www.cgxenergy.com 8 By-pass channel Slope progradation/anticline growth

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