ESB under investigation over electricity prices following complaints from rivals
State energy firm says allegations ‘appear based on limited understanding’ of market
Security of energy supply a key priority, Taoiseach tells Dáil
Labour leader warns ‘perfect storm’ brewing over guarantee of power through winter
UK energy firm challenges Eirgrid’s awarding of contract to rival
EP UK Investments wants court to review award of emergency power supply contract
Czech firm’s Tynagh Energy 80% stake purchase approved
Tynagh Energy founder Bran Keogh’s Mountainside Partners vehicle will continue to hold 20 per cent
Interview: Denis O’Sullivan, managing director, Gas Networks Ireland
Greenhouse gas emissions can be converted to gas to generate electricity, power businesses, heat homes and run transport
State-imposed energy levy opposed by Aughinish Alumina
Public service obligation benefited Russian-owned firm for 10 years to 2016
Electricity bills to fall marginally from October
Minimal cut in charge likely to reignite row over high energy costs
Tynagh Energy profit soars 60% to €40m after shutdown
Growth in profit partly due to three-month shutdown of generation plant in 2012
Renewable energy commitments "could cost extra €200m"
Academy of Engineering says commitments to renewable power drive policy
Big firms face €70m rise in electricity levy
Regulator to increase public service levy by total of €125 million over 12 months
Electricity cost to rise by €205m due to levy increase
Households could pay €3.48 extra a month in public service charge
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