Costs and Sectors : Energy Management

Energy Management Facts and Figures

£1.6bn overpayment

Large UK businesses are paying out more than £1.6bn too much on their energy bills every year because many are yet to seize the full opportunity to cut bills by around 15% through energy efficiency measures.

80% increase

The potential value uplift for a company proactively addressing climate change opportunities.

30% lower

Capital investment could cut the public sector’s energy bills by 30%.


Offices, factories, schools and hospitals – they make up 18% of the UK’s CO2 emissions and use 300TWh of energy per year, which is equivalent to the primary energy supply of Switzerland.

20% less costs = 5% more sales

A 20% cut in energy costs represents the same bottom line benefit as a 5% increase in sales in many businesses.

Every degree counts

Heating costs rise by about 8% for every 1°C of overheating.

Efficient lighting pays dividends

Lighting in a typical office costs about £3/m2 annually, but in the most efficient office only costs about £1/m2.

Office equipment

On average, 20% of the total energy bill in commercial offices is accounted for by office equipment – about half of this use stems from PCs and monitors.

Duplicating costs

A photocopier left on overnight uses enough energy to make over 5,000 A4 copies.

Almost two thirds taking action

63% of companies say that they are now taking action to reduce energy use in their operations.