A Tullow Oil drilling block in Kenya. Photograph: Tony Karumbatony/Getty Images

Tullow Oil has appointed two new directors to its board, with Sheila Khama and Genevieve Sangudi set to join as non-executive directors from April 26t(...)

Aidan Heavey: a true trail blazer in Irish exploration  Photograph: Nick Bradshaw

Tullow Oil founder Aidan Heavey is stepping down as chairman of the exploration group he founded 32 years ago. Mr Heavey became chairman last year af(...)

Tullow expects full-year production from working oil and gas wells in West Africa and the North Sea to be 89,000 to 95,000 barrels a day. File photograph: Getty Images

Explorer Tullow Oil will next year begin drilling in an area close to where rival Exxon Mobil has discovered four billion barrels of crude, worth abou(...)

Dorothy Thompson:  she is the former chief executive of energy group Drax

Tullow Oil founder Aidan Heavey is to step down as chairman after more than 30 years with the company. Dorothy Thompson, the former chief executive (...)