Win Butler of Arcade Fire: Conor Murphy got to know the singer while he was working in Haiti on business and humanitarian projects. Photograph: Cathal McNaughton/Reuters

A Kerry man has played a key role in convincing the lead singer of rock band Arcade Fire to support a new charity coffee for Haiti. Conor Murphy, who(...)

Denis O’Brien: Digicel made him a billionaire.  Photograph: Dara Mac Dónaill

Denis O’Brien is well known in business and media circles for taking a rather muscular approach to his opponents and critics. He may need to beef up a(...)

Denis O’Brien in conversation with Reza Jafari of e-Development International, at the GETHealth, Global Education & Technology Health Summit, in Dublin Castle yesterday. Photograph: Dara Mac Dónaill

Telecoms billionaire Denis O’Brien has challenged Google, Facebook and other internet companies to contribute to the cost of making broadband availab(...)

Digicel chairman Denis O’Brien: will have received nearly all of the dividend of $10 million paid by  the company in the first quarter.  Photograph: Swoan Parker/Reuters

Revenues at Denis O’Brien’s telecoms group Digicel, which has operations in the Caribbean, Central America and the south Pacific, were flat in the (...)

The round tower of the Island of Ireland Peace Park in Flanders, several kilometres away from where the famous football game between British and German soldiers during the Christmas truce of 1914 took place. Photograph: Frank Miller/The Irish Times

Writer, producer and humanist Don Mullan has no reason to feel particularly nostalgic about the passing of former Democratic Unionist Party leader (...)

Jean-Claude Duvalier, aged 19, at his presidential inauguration in Port-au-Prince in April 1971. Photograph: Reuters

Jean-Claude “Baby Doc” Duvalier, who has died aged 63, became unwilling dictator of Haiti (and the world’s youngest president) in 1971, aged 19. He cu(...)

Enda O’Coineen:  has invested in the new enterprise

Grid Finance, a new peer-to-peer finance company, launched yesterday targeting Irish small and medium sized enterprises, charities and community group(...)

Former US president Bill Clinton talks with his daughter Chelsea after she addressed the Clinton Global Initiative in New York. The meeting has become more of a Clinton family affair in recent years. Photograph: Ray Stubblebine/EPA

Sinn Féin president Gerry Adams, businessman Denis O’Brien and former Irish president Mary Robinson will be at the annual meeting of the Clinton Gl(...)

Subscribers realise they can avoid call charges by using internet telephony services on their mobiles at cheaper data rates, which is starting to hollow out the call revenues of mobile providers such as Denis O’Brien’s Digicel

Digicel is embroiled in a cross-Caribbean scrap with a phalanx of angry VoIP (internet telephony) providers, upon which Denis O’Brien’s company wants (...)

Charity event for Haiti: (from left) Aldagh McDonogh, director of Soul of Haiti, entrepreneur Enda O’Coineen, Michael Cullen of Beacon Medical and Eamon Crosbie, yachting enthusiast

Aer Lingus chairman Colm Barrington was among the members of the sailing set who turned up on Wednesday at a charity event in the Royal Irish Yacht Cl(...)