Sector
Energy
18,017 UK companies classified under energy. Public register information only.
Sector insights
Energy in the United Kingdom
Counts over the Companies House register as loaded on 2026-09-14. Dissolved companies are excluded. No financial figures are involved.
18,017Companies on the register
0.3%of UK companies5,503,259 across all sectors
8 yearsMedian company age6 years across all sectors
2.5%In insolvency proceedings1.9% across all sectors
New companies per year
How old they are
Energy
All sectors
- Under 3 years 19%
- 3 to 9 years 39%
- 10 to 19 years 35%
- 20 years or more 6.9%
4.9% carry a proposal to strike off (7.3% across all sectors). That is mostly dormant companies being removed, so it is not counted as insolvency.
What they do
- Production of electricity SIC 3511011,15662%
- Trade of electricity SIC 351402,54214%
- Steam and air conditioning supply SIC 353001,6739.3%
- Distribution of electricity SIC 351301,0205.7%
- Transmission of electricity SIC 351204782.7%
- Trade of gas through mains SIC 352303812.1%
- Manufacture of gas SIC 352103542.0%
- Distribution of gaseous fuels through mains SIC 352203411.9%
- Building and repairing of ships SIC 3511460.3%
- Manufacture of aircraft & spacecraft SIC 35309<0.1%
- Manufacture other transport equipment SIC 35506<0.1%
- Manufacture of railway locomotives & stock SIC 35204<0.1%
Where they are registered
- 4,67726%
- 4232.3%
- 3602.0%
- 2911.6%
- 2801.6%
- 2351.3%
- 2121.2%
- 2081.2%
- 1570.9%
- 1560.9%
Legal forms
- Private Limited Company17,77399%
- Community Interest Company1120.6%
- Public Limited Company620.3%
- PRI/LTD BY GUAR/NSC (Private, limited by guarantee, no share capital)500.3%
- Private Unlimited Company12<0.1%
- PRI/LBG/NSC (Private, Limited by guarantee, no share capital, use of 'Limited' exemption)8<0.1%
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Companies
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