Our contact centre will be closed Monday 29 May and will re-open Tuesday 30 May 8am. Our Smart Pay As You Go & Prepayment emergency line is open 24/7, if you’re off supply or unable to top up, please call 0345 303 3040.


Skip to content

Your large energy account

  • Two people looking at Energy Toolkit screen - E.ON

  • Manage your business's energy with the Energy Toolkit

    • Get a clear view of your business's energy use
    • Compare energy levels across sites
    • Stay up to date with alerts