SIC code 35120
Transmission of electricity
There are 763 active UK companies registered under SIC code 35120 (Transmission 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 81%
- Proposal to strike off 17%
- In insolvency or administration 2%
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 | 6 |
| November 2025 | 7 |
| December 2025 | 6 |
| January 2026 | 4 |
| February 2026 | 6 |
| March 2026 | 13 |
| April 2026 | 7 |
| May 2026 | 14 |
| June 2026 | 12 |
| July 2026 | 3 |
| August 2026 | 10 |
| September 2026 | 9 |
Company age
How long the active companies have been registered.
- Under 1 year 13%
- 1–3 years 20%
- 3–5 years 23%
- 5–10 years 17%
- 10–20 years 22%
- 20 years or more 5%
Where they're registered
Active companies by postcode area of their registered office.
- Warrington (WA) 91
- East Central London (EC) 55
- West Central London (WC) 52
- Cardiff (CF) 50
- Belfast (BT) 30
- South East London (SE) 27
- West London (W) 22
- Edinburgh (EH) 20
- Glasgow (G) 19
- East London (E) 16
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 35120.
| Company | Number | Registered | Town |
|---|---|---|---|
| POWERCORE SERVICES LTD | SC904064 | 26 Sept 2026 | GLASGOW |
| FLUXPOWER LTD | 17477272 | 23 Sept 2026 | SUTTON COLDFIELD |
| FINERGY AYR LTD | 17475436 | 23 Sept 2026 | LONDON |
| ELEBELLA LTD | 17469146 | 19 Sept 2026 | LONDON |
| PAYLESS UTILITIES LTD | 17458521 | 14 Sept 2026 | LONDON |
| TLY ENERGY LTD | 17448222 | 9 Sept 2026 | SALFORD |
| XPULSE GROUP LTD | 17447068 | 8 Sept 2026 | LONDON |
| SMCB ELEC LTD | SC901248 | 2 Sept 2026 | CLYDEBANK |
| UTILITY BRIDGE LIMITED | 17431433 | 1 Sept 2026 | BRACKNELL |
| LUNES RESOURCES LTD | 17419124 | 25 Aug 2026 | MANCHESTER |
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)
- 35140 – Trade of electricity (2,760)
- 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)
- All SIC codes
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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 .