Business Energy Statistics

Where is the UK’s energy going?


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We’ve compiled all the latest statistics below to show you how UK businesses consumed and spent money on energy over the last year. If you’re one of the company’s that feels it has overspent, be sure to compare suppliers regularly to see how much money you could save.

The latest stats

How is the UK using energy? In 2018, UK energy consumption rose 0.8%, to 151,000 ktoe. Transport and Domestic sectors use the most energy at over 60% of total energy consumption combined. Explore the chart and table below to find out more.
Sector Usage (ktoe)
Transport 56,954
Public administration 5,647
Other industries 21,857
Other Final Users 21,805
Non energy use 8,541
Miscellaneous 1,349
Iron & steel 858
Domestic 41,250
Commercial 13,225
Agriculture 1,584

What is a ktoe?

This is a common unit of measurement which enables different fuels to be compared and aggregated – ktoe is thousand tonnes of oil equivalent. A tonne of oil equivalent (toe) is a unit of energy.

How much does running your typical office cost?

Electricity is a necessity for running an office, but what might surprise you is which appliances are costing you the most. The total cost of running this model office was £10,423 in energy bills alone.
Take a look at the graphic below to see how much each appliance contributed to the total cost, or click on the list to see a more detailed breakdown. The below figures are based on a standard variable business tariff (c. 18p pkWH).
Appliance Percentage of total electricity bill
Air con 29.15%
Light fittings 26.12%
Computers 10.91%
Vending Machine 6.05%
Water Cooler 6.05%
Kettles 4.66%
Fridge 3.33%
Printers 3.02%
Hand dryers 2.59%
Microwaves 1.73%
TV screens 1.71%
Laptops 1.27%
Dishwasher 1.04%
Toasters 1.04%
Coffee machine 0.86%
Desk fans 0.48%

Office size and average running cost

The cost of running your office is dependant on many factors, but what is the average cost for a micro, small and medium office? We explore the stats to find out.
Business Size Electricity Consumption (kWh)
Small 15,000 – 30,000
Micro 5,000 – 15,000
Medium 30,000 – 50,000

Green energy statistics

2018 saw the UK kick on with green energy initiatives, including an emphasis on renewable energy production. See the latest statistics below.

£1.4 billion

The amount it’s predicted the smart meter initiative will achieve in energy savings by 2030 in non-domestic customers.


How much of business energy is consumed outside of 8am-6pm – as found by British Gas. Highlights a need for improved energy efficiency such as ensuring computers are turned off.

Solar energy records broken

In May 2019, the UK solar generation record was broken on consecutive days, peaking at 9.55GW.


Renewable energy production accounted for 31% of the UK’s total electricity generation in 2018, 3.3% higher than 2017.

How does your business energy provider stack up?

The table below details the rank of non-domestic energy suppliers on handling complaints, from best to worst – as ranked by the citizen’s advice bureau. How does your business provider fare?

Oct – Dec 2018 rank Supplier
2 E.ON
3 Contract Natural Gas Ltd
5 Ecotricity
6 Dual Energy
7 Haven Power
8 Opus Energy
9 British Gas
10 Utility Warehouse
11 Utilia
12 Scottish Power
13 Total Gas and Power
14 nPower
15 Gazprom
16 Business Energy Solutions
For a full detailed breakdown of the weighting, methodology and ratios used, see Citizens Advice.

Sources used

  • Citizens Advice
  • Solar Trade Association
  • Make It Cheaper
  • SmarterBusiness

Click here for more research. For all media enquiries, please contact

Matt Mckenna
Head of UK communications
T: +44 20 8191 8806

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