Energy firms face competition probe

Press Association
File photo dated 22/10/13 of an Ofgem sign as the regulator has disclosed that it plans to refer the energy market for a full competition investigation.PRESS ASSOCIATION Photo. Issue date: Thursday March 27, 2014. See PA story CITY Energy. Photo credit should read: Yui Mok/PA Wire
File photo dated 22/10/13 of an Ofgem sign as the regulator has disclosed that it plans to refer the energy market for a full competition investigation.PRESS ASSOCIATION Photo. Issue date: Thursday March 27, 2014. See PA story CITY Energy. Photo credit should read: Yui Mok/PA Wire

%VIRTUAL-SkimlinksPromo%Britain's Big Six energy suppliers are to face a full-scale competition investigation after regulator Ofgem said profits in the sector quadrupled to more than £1 billion in three years.

Ofgem said a probe by the Competition and Markets Authority would "consider once and for all whether there are further barriers to effective competition".