"I think it's imperative that we maximise the stations we have," the news wire quotes him as saying, in an interview carried out at the Unite Nuclear New Build conference in London.
"I'm talking about extending their lives - not just British Energy's stations, but all the stations in the UK."
According to Mr Coley, no decision has yet been made on whether the life of the Hunterston plant in Scotland and the Hinkley Point station in south-west England should be extended - but a conclusion will be reached by the end of March next year, he added.
It is thought that the construction of new plant would create thousands of jobs throughout the UK.
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