- Companies
- Civil engineering
- Cardiff
- M Thomas Water Services Ltd
M Thomas Water Services Ltd
- Company number
- 04034298
- Incorporated
- 14 Jul 200026 years trading
- Registered office
- Unit 4 Gabalfa Workshops, Excelsior Industrial Estate, Cardiff, CF14 3AY
- Nature of business
- Construction of water projects
M Thomas Water Services Ltd is a 26-year-old private limited company registered in Cardiff, company number 04034298, one of 89 civil engineering contractors in Cardiff. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £99K (+152.4%) on the year before, to £34K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £71K against £72K owed within a year: 1.0 times cover.
- 11 employees on average, down from 12 the year before.
- 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 Jul 2025 | £34K | £71K | £72K | 11 | |
| 31 Jul 2024 | -£65K | £61K | £134K | 12 | |
| 31 Jul 2023 | £29K | £106K | £80K | 12 | |
| 31 Jul 2022 | £39K | £138K | £103K | 12 | |
| 31 Jul 2021 | -£9,652 | £96K | £97K | 12 | |
| 31 Jul 2020 | -£45K | £60K | £93K | 11 | |
| 31 Jul 2019 | £18K | £69K | £75K | ||
| 31 Jul 2018 | -£7,032 | £98K | £133K | ||
| 31 Jul 2017 | £120 | £12K | £66K | £102K | 12 |
| 31 Jul 2016 | £9,227 | £386 | £45K | £63K |
Who runs and owns M Thomas Water Services Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (4)
| Name | Role | Appointed |
|---|---|---|
| M*** E*** | Director | Jul 2000 |
| M*** T*** | Director | Jul 2005 |
| N*** T*** | Director | Aug 2010 |
| M*** E*** | Secretary | Aug 2010 |
3 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| M*** T*** | Secretary | Jul 2000 | Jul 2010 |
| Hcs Secretarial Limited | Corporate Nominee Secretary | Jul 2000 | Jul 2000 |
| Hanover Directors Limited | Nominee director (company) | Jul 2000 | Jul 2000 |
Person with significant control
Where M Thomas Water Services Ltd is registered
The registered office is in Cardiff (CF14), in the Cardiff local authority area, Wales. Show CF14 3AY on a map.
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- KM Phoenix Pond, Garden & General Maintenance LtdLandscapers and gardeners
- Eco Green Property Service LtdFinishing trades
- S and J Accident Repairs LtdPainters and decorators
What happens if M Thomas Water Services Ltd 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 04034298
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 July 2000 (26 years ago)
- Registered office
- Unit 4 Gabalfa Workshops, Excelsior Industrial Estate, Cardiff, CF14 3AY
- Nature of business
- Construction of water projects (SIC 42910)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 1 April 2026
- Previous names
- M. Thomas Meters Limited (until 13 Apr 2007)
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Cardiff
Other active civil engineering contractors registered in Cardiff.
- M.D.T. Electrical Limited2003
- M.N Engineering Solutions Ltd2025
- Madmax777 Limited2019
- Mann Williams (Cardiff) Limited2012
- McCann & Partners Ltd2005
- McConkey Engineering Ltd2025
- Mid-Air Air Conditioning Ltd2016
- Miller Contractors (Wales) Limited1998
All civil engineering contractors in Cardiff · All trades in Cardiff · Civil engineering across the UK
Frequently asked questions
When are M Thomas Water Services Ltd's accounts due?
M Thomas Water Services Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is M Thomas Water Services Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is M Thomas Water Services Ltd still trading?
M Thomas Water Services Ltd 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 M Thomas Water Services Ltd do?
M Thomas Water Services Ltd is registered under Construction of water projects (SIC 42910).
How old is M Thomas Water Services Ltd?
M Thomas Water Services Ltd was incorporated on 14 July 2000, 26 years ago.
Who runs M Thomas Water Services Ltd?
M Thomas Water Services Ltd has 3 active directors, the longest-serving appointed in Jul 2000. Their names and service addresses are on the Companies House register.
Who owns M Thomas Water Services Ltd?
One person or company has significant control of M Thomas Water Services Ltd: an individual (owns 75% or more of the shares).
What is the penalty if M Thomas Water Services Ltd 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 M Thomas Water Services Ltd 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.