SIC code 35140
Trade of electricity
There are about 2,760 active UK companies registered under SIC code 35140 (Trade of electricity), as of October 2026.
Live figures, the full list, more filters, and CSV export.
On the register
Share of these companies on the live register, by status.
- Active 78%
- Proposal to strike off 19%
- In insolvency or administration 3%
New registrations
Companies registered each month, October 2025 – September 2026, that are still on the register. See registrations by month across all companies.
Show the figures
| Month | Companies |
|---|---|
| October 2025 | 23 |
| November 2025 | 26 |
| December 2025 | 22 |
| January 2026 | 25 |
| February 2026 | 28 |
| March 2026 | 32 |
| April 2026 | 34 |
| May 2026 | 33 |
| June 2026 | 31 |
| July 2026 | 29 |
| August 2026 | 20 |
| September 2026 | 40 |
Company age
How long the active companies have been registered.
- Under 1 year 12%
- 1–3 years 17%
- 3–5 years 16%
- 5–10 years 27%
- 10–20 years 23%
- 20 years or more 5%
Where they're registered
Active companies by postcode area of their registered office.
- East Central London (EC) 156
- West Central London (WC) 113
- West London (W) 109
- East London (E) 97
- Belfast (BT) 95
- Birmingham (B) 73
- Cardiff (CF) 68
- Edinburgh (EH) 61
- Manchester (M) 61
- South West London (SW) 60
Note: Location figures use the registered office address from Companies House. Many companies register at an accountant's or formation agent's address, which may differ from where they trade.
Recently registered companies
Active companies recently registered under SIC code 35140.
| Company | Number | Registered | Town |
|---|---|---|---|
| EYKS RENEWABL ENERGY LTD | 17494837 | 1 Oct 2026 | London |
| COMMUNITY ENERGY WORKS CIC | 17494779 | 1 Oct 2026 | Kington |
| STONEHILL BESS HOLDING UK LIMITED | 17488183 | 29 Sept 2026 | LONDON |
| COWLEY BESS HOLDING UK LIMITED | 17488179 | 29 Sept 2026 | LONDON |
| MARCHWOOD BESS HOLDING UK LIMITED | 17488178 | 29 Sept 2026 | LONDON |
| ELSTREE BESS HOLDING UK LIMITED | 17488157 | 29 Sept 2026 | LONDON |
| ZBY BOYUAN NIUNIU LTD | 17487580 | 29 Sept 2026 | MILDENHALL |
| JELLYFISH ENERGY (NI) LIMITED | NI744092 | 28 Sept 2026 | BELFAST |
| VOLTFY LTD | 17485206 | 28 Sept 2026 | LONDON |
| ALPHA UTILITIES MANAGMENT LTD | 17482243 | 25 Sept 2026 | NORTHOLT |
Related
- Part of the Mining & Energy industry group.
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Other mining & energy SIC codes:
- 35110 – Production of electricity (10,800)
- 09100 – Support activities for petroleum and natural gas extraction (3,050)
- 35300 – Steam and air conditioning supply (1,870)
- 35130 – Distribution of electricity (1,380)
- 06100 – Extraction of crude petroleum (1,130)
- 09900 – Support activities for other mining and quarrying (973)
- 08990 – Other mining and quarrying n.e.c. (871)
- 35120 – Transmission of electricity (763)
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- New Company Registrations
- New / Updated Officers
- Charges / Mortgages
- Officer Disqualifications
- Accounts (Assets)
- Insolvency Filings
- Company Officer Resignations
- Existing Company Changes
- In Liquidation
Data as of .