Shares in  London-based Tullow Oil, headed by Aidan Heavey, fell 8.8 per cent in midafternoon trade on Tuesday to €3.27. (Photograph: Nick Bradshaw)

Joe Brennan Tullow Oil shares slumped in Dublin on Tuesday after influential brokers Goldman Sachs and Macquarie each downgraded the stock on valuati(...)

Tullow Oil chief executive Aidan Heavey said it had made “excellent progress” in West Africa with the TEN Project

Tullow Oil reported lower than expected first-quarter production ahead of its annual general meeting today. The trading update for the period January(...)

People walk past a house with billboards displaying portrait of incumbent Djibouti President Ismail Omar Guelleh in Djibouti. Photograph: AFP PHOTO / SIMON MAINASIMON MAINA/AFP/Getty Images Facebook: in the High Court. Photograph:  SIMON MAINA/AFP/Getty Images

When Facebook, Twitter and Google established their international headquarters in Dublin, they didn’t just bring investment, exotic tax accounting pr(...)

 Chief executive officer of airline Ryanair, Michael O’Leary. Photograph: Niklas Halle’n/AFP/Getty Images

Nervousness over the outcome of today’s general election, together with the opening salvos of the UK’s referendum debate on European Union membership(...)

 Aidan Heavey:   said Tullow’s plan was to sell off stakes in some of its biggest projects over time, such as those in Kenya and Ghana. Photograph: Nick Bradshaw

Aidan Heavey, chief executive of exploration company Tullow Oil, has suggested it may sell some of its prize assets in the future to generate returns (...)

Tullow chief executive Aidan Heavey

Irish-founded oil and gas explorer Tullow has announced revenues of $1.6 billion for 2015, down 27 per cent on the $2.2 billion recorded a year earlie(...)

Aidan Heavey, Tullow chief executive, said: “We have made excellent progress on the development of the Ten project, which is on track to begin production in the middle of 2016, and we expect the group to be producing around 100,000 barrels per day in west Africa in 2017.”

Tullow Oil has slashed its capital expenditure amid write-offs totalling at least $915 million this year, as the company contends with oil prices that(...)

Tullow, which is listed on the London, Irish and Ghanaian stock exchanges, has interests in over 125 exploration and production licences across 22 countries

Irish-founded oil and gas explorer Tullow Oil is expecting to report revenues of $1.6 billion(€1.47m) for 2015, down 28 per cent on the $2.2 billion r(...)

Tullow said the business remained well funded with unutilised debt capacity and free cash expected to be approximately $1.7 billion at the year end

Tullow Oil has said it expects to generate $1 billion (€93m) in pre-tax operating cash this year and for net debt to be at $4.2 billion (€3.9bn). The(...)

Tullow Oil says it will plug and leave the Spari-1 well in Suriname and the Salander hole in Norway.

Tullow Oil will abandon offshore wells in Suriname and Norway after it failed to find any oil or gas. The company will plug and leave the Spari-1 wel(...)