Company apologises for fault which affected almost two million customers

Customers unable to make phone calls or send text messages due to technical fault

Acquisition by Li Ka-shing-owned group will create the UK’s biggest wireless provider

Profit weighed down by charges at telecommunications firm’s Venezuelan business

Consumers fear that fewer phone operators in UK will result in higher bills

Li Ka-shing’s acquisition of O2 in Ireland is just one of his many European ventures

Iseq reflects European positivity with most of its leading shares making good ground

Hong Kong group acquired Telefonica’s Irish business last year

Twists and turns in mobile market unlikely to be finished just yet

Talks come as Sky’s major rival BT negotiates the acquisition of mobile operator EE

BT’s move to buy mobile operator EE expected to put telecoms giant back in pole position

Hutchison Whampoa had profit of €429.6m but paid just €65,067 tax in Luxembourg

‘Big Four’ accounting firms arranged tax deals for companies

Leaks show Disney and Skype among firms that agreed tax deals with Luxembourg authorities

Telecoms group approachs advisers to work on scenarios, including possible acquisitions

Li’s empire includes the property firm Cheung Kong Holdings and conglomerate Hutchison Whampoa

Property firm led by Chinese tycoon is seeking to buy into Dublin-based Awas Aviation Capital

Who on earth would want to buy it?

Retailer expected to compete closely with Meteor for lower-spending end of the market

Anne O’Leary, the first native Irish CEO of the communications giant, is proud of its performance in a shrinking market