SIC code 09100
Support activities for petroleum and natural gas extraction
There are about 3,050 active UK companies registered under SIC code 09100 (Support activities for petroleum and natural gas extraction), 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 79%
- Proposal to strike off 18%
- 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 | 28 |
| November 2025 | 21 |
| December 2025 | 21 |
| January 2026 | 18 |
| February 2026 | 18 |
| March 2026 | 22 |
| April 2026 | 31 |
| May 2026 | 29 |
| June 2026 | 26 |
| July 2026 | 38 |
| August 2026 | 17 |
| September 2026 | 31 |
Company age
How long the active companies have been registered.
- Under 1 year 10%
- 1–3 years 14%
- 3–5 years 10%
- 5–10 years 24%
- 10–20 years 28%
- 20 years or more 15%
Where they're registered
Active companies by postcode area of their registered office.
- Aberdeen (AB) 624
- Dundee (DD) 217
- Norwich (NR) 144
- East Central London (EC) 134
- Newcastle upon Tyne (NE) 87
- West London (W) 87
- South West London (SW) 86
- West Central London (WC) 75
- Glasgow (G) 71
- Edinburgh (EH) 70
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 09100.
| Company | Number | Registered | Town |
|---|---|---|---|
| BP BABEK OPERATING COMPANY LIMITED | 17495562 | 2 Oct 2026 | Middlesex |
| EPHATHA ENERGY AND ENGINEERING SERVICES LIMITED | SC904658 | 2 Oct 2026 | Glasgow |
| TETHYAN LIMITED | 17492955 | 1 Oct 2026 | Didcot |
| MAINLINE TESTING LTD | SC904497 | 1 Oct 2026 | Aberdeen |
| T2 CONSULTING LTD | SC904406 | 30 Sept 2026 | BANCHORY |
| HUDSONMECHANICALSERVICES LTD | 17490387 | 30 Sept 2026 | ASHINGTON |
| MYHAR COATINGS SOLUTIONS LIMITED | SC903923 | 25 Sept 2026 | GLASGOW |
| ABGEOSCIENCE LTD | 17479724 | 24 Sept 2026 | HEMEL HEMPSTEAD |
| AUERON LIMITED | 17478184 | 23 Sept 2026 | SOUTH OCKENDON |
| BEACON PACIFIC OFFSHORE LTD | 17477033 | 23 Sept 2026 | SALFORD |
Related
- Part of the Mining & Energy industry group.
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Other mining & energy SIC codes:
- 35110 – Production of electricity (10,800)
- 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)
- 35120 – Transmission of electricity (763)
- All SIC codes
- SIC codes explained
- 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 .