Block Operations

Guinea-Bissau - Block 4B

Bissau Exploration Company

Bissau Exploration Company, an associate company of GeoPartners Ltd, has been established specifically to assist Petroguin, the national oil company of Guinea Bissau, in accelerating the development of its hydrocarbon resources.

The new partnership model, working alongside the National Oil Company, creates a collaborative and transparent setting for all current and future stakeholders to maximize the value created through successful exploration and the ultimate development of oil and gas in Guinea Bissau.

Bissau Exploration’s first asset is Block 4B: the company has a 90% equity stake and Petroguin have a 10% carried interest.


  • Bissau Exploration Co. (GeoPartners)

  • Petroguin