- Companies
- Machinery repair and installation
- Pontypridd
- Northstone Energy Limited
Northstone Energy Limited
- Company number
- 17465144
- Incorporated
- 17 Sep 2026
- Registered office
- 1 Heol Undeb, Beddau, Pontypridd, CF38 2LB
- Nature of business
- Installation of industrial machinery and equipment
Northstone Energy Limited is a newly incorporated private limited company registered in Pontypridd, company number 17465144, one of 12 machinery repair and installation companies in Pontypridd. Its next accounts are due at Companies House on 17 June 2028, and its first CT600 is due at HMRC on 16 September 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Northstone Energy Limited is registered
The registered office is in Pontypridd (CF38), in the Rhondda Cynon Taf local authority area, Wales. Show CF38 2LB on a map.
Other trade companies in CF38
- JJ Electrical Power Services LtdElectricians
- HTJ Commercial Cleaning LtdCleaning companies
- CWM Valley Customs LtdMechanics and garages
- Blue Torch LtdElectricians
- Amshearan LtdElectricians
- Thetrowelworks LtdPlasterers
- GD Davies Electrical LtdElectricians
- Driag Residential Projects LtdBuilders
What happens if Northstone Energy Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 17 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Jun 2028 to 17 Jul 2028 | £150 |
| 1 to 3 months late | 18 Jul 2028 to 17 Sep 2028 | £375 |
| 3 to 6 months late | 18 Sep 2028 to 17 Dec 2028 | £750 |
| More than 6 months late | From 18 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2029 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 17465144
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 September 2026
- Registered office
- 1 Heol Undeb, Beddau, Pontypridd, CF38 2LB
- Nature of business
- Installation of industrial machinery and equipment (SIC 33200)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Pontypridd
Other active machinery repair and installation companies registered in Pontypridd.
- Pinetree Aviation Ltd2026
- Railroad Engineering Ltd2024
- Rapid Commercial & Plant Limited2026
- Riverside Garage (Tonyrefail) Limited2011
- Scott FPS Ltd2012
- Allied Aerosystems Limited1997
- BJL Welding Limited2023
- Cfmaintenance Ltd2025
All machinery repair and installation companies in Pontypridd · All trades in Pontypridd · Machinery repair and installation across the UK
Frequently asked questions
When are Northstone Energy Limited's accounts due?
Northstone Energy Limited's next accounts are due at Companies House by 17 June 2028 (in 613 days), covering the period to 30 September 2027.
When is Northstone Energy Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 16 September 2027, due by 16 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Northstone Energy Limited still trading?
Northstone Energy Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Northstone Energy Limited do?
Northstone Energy Limited is registered under Installation of industrial machinery and equipment (SIC 33200).
How old is Northstone Energy Limited?
Northstone Energy Limited was incorporated on 17 September 2026, less than a year ago.
What is the penalty if Northstone Energy Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Northstone Energy Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.