- Companies
- Specialist contractors
- A Thomas Plant Hire Limited
A Thomas Plant Hire Limited
- Company number
- 06550558
- Incorporated
- 1 Apr 200818 years trading
- Registered office
- Glanafon Dolgran, Pencader, Camarthen, Camarthenshire, SA39 9BX
- Nature of business
- Other specialised construction activities n.e.c.; Renting and leasing of other machinery, equipment and tangible goods n.e.c.
A Thomas Plant Hire Limited is a 18-year-old private limited company registered in Camarthen, company number 06550558, one of the UK's specialist construction companies. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £28K (+0.8%) on the year before, to £3.5M.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £1.9M against £345K owed within a year: 5.5 times cover.
- 7 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £3.5M | £121K | £1.9M | £345K | 7 |
| 31 Mar 2024 | £3.5M | £265K | £2.7M | £715K | 7 |
| 31 Mar 2023 | £3.3M | £298K | £2.6M | £1.9M | 7 |
| 31 Mar 2022 | £3M | £298K | £801K | £1.1M | 15 |
| 31 Mar 2021 | £2.5M | £5,299 | £852K | £3.1M | 15 |
| 31 Mar 2020 | £1.6M | £161K | £741K | £3.6M | 0 |
| 31 Mar 2019 | £1.3M | £1 | £302K | £1.9M | 9 |
| 31 Mar 2018 | £1.3M | £4,001 | £914K | £1.8M | 6 |
| 31 Mar 2017 | £734K | £21K | £750K | £1.1M | 1 |
| 31 Mar 2016 | £450K | £415K | £586K | £1.1M |
Public contracts won
A Thomas Plant Hire Limited has 2 public sector contract awards on record (2026). Source: Contracts Finder and Find a Tender award notices. For all of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown.
Awards by year
Main buyers
- National Grid UK Limited2 awards
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| National Grid UK Limited | Civil Works within NGED Substations 132kV, 66kV, 33kV and 11kV Framework | Ceiling, not shown | 1 Oct 2026 |
| National Grid UK Limited | 66/132kV Cable Installation Framework | Ceiling, not shown | 25 Jun 2026 |
Where A Thomas Plant Hire Limited is registered
The registered office is in Camarthen (SA39), in the Carmarthenshire local authority area, Wales. Show SA39 9BX on a map.
Other trade companies in SA39
- Soorn Valet LtdMechanics and garages
- Sean's Services LtdGroundworks and demolition
- Vancio LtdMotor traders
- Kerrs Brickwork LtdProperty developers
- Pili Pala Power LimitedProperty developers
- Global Mechanical Sales LtdMachinery repair and installation
- B Jones & Sons Tar LimitedCivil engineering
- DT Construction LtdProperty developers
What happens if A Thomas Plant Hire 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2028 | 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
- 06550558
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 April 2008 (18 years ago)
- Registered office
- Glanafon Dolgran, Pencader, Camarthen, Camarthenshire, SA39 9BX
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Renting and leasing of other machinery, equipment and tangible goods n.e.c. (SIC 77390) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 1 April 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies
Other active specialist construction companies.
Frequently asked questions
When are A Thomas Plant Hire Limited's accounts due?
A Thomas Plant Hire Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is A Thomas Plant Hire Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is A Thomas Plant Hire Limited still trading?
A Thomas Plant Hire 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 A Thomas Plant Hire Limited do?
A Thomas Plant Hire Limited is registered under Other specialised construction activities n.e.c. (SIC 43999); Renting and leasing of other machinery, equipment and tangible goods n.e.c. (SIC 77390).
How old is A Thomas Plant Hire Limited?
A Thomas Plant Hire Limited was incorporated on 1 April 2008, 18 years ago.
Has A Thomas Plant Hire Limited won public sector contracts?
Yes. A Thomas Plant Hire Limited has 2 contract awards from public bodies on Contracts Finder and Find a Tender, most recently from NATIONAL GRID UK LIMITED.
What is the penalty if A Thomas Plant Hire 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 A Thomas Plant Hire 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.