- Companies
- Specialist contractors
- Ammanford
- R&M Construction Utilities Ltd
R&M Construction Utilities Ltd
- Company number
- 11327617
- Incorporated
- 25 Apr 20188 years trading
- Registered office
- 41 Mill Terrace, Ammanford, SA18 3NR
- Nature of business
- Other specialised construction activities n.e.c.
R&M Construction Utilities Ltd is a 8-year-old private limited company registered in Ammanford, company number 11327617, one of 14 specialist construction companies in Ammanford. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 down £44K (-48.7%) on the year before, to £46K.
- Net assets rose in 4 of 7 year-on-year comparisons on record.
- Current assets of £9,307 against £26K owed within a year: 0.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2019 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £46K | £9,307 | £26K | 1 | |
| 31 Mar 2025 | £89K | £44K | £36K | 1 | |
| 31 Mar 2024 | £99K | £60K | £15K | 1 | |
| 31 Mar 2023 | £85K | £28K | £40K | £18K | 1 |
| 31 Mar 2022 | £80K | £46K | £16K | 1 | |
| 31 Mar 2021 | £40K | £24K | £30K | £1,757 | 1 |
| 31 Mar 2020 | £59K | £24K | £36K | £7,124 | |
| 31 Mar 2019 | £15K | £18K | £9,535 |
Where R&M Construction Utilities Ltd is registered
The registered office is in Ammanford (SA18), in the Carmarthenshire local authority area, Wales. Show SA18 3NR on a map.
Other trade companies in SA18
- Ace Resin Group LtdFinishing trades
- Dyfed Engineering LtdElectricians
- Serval Mechanical & Fabrication LtdMechanics and garages
- Timber and Trade Solutions LtdBuilders
- West Wales Cleaning Group LtdCleaning companies
- Carpet Confession LtdCleaning companies
- Elite Painting Solutions LtdPainters and decorators
- Dafku Construction LtdCivil engineering
What happens if R&M Construction Utilities 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 31 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 11327617
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 April 2018 (8 years ago)
- Registered office
- 41 Mill Terrace, Ammanford, SA18 3NR
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 24 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 in Ammanford
Other active specialist construction companies registered in Ammanford.
- Rna Plant Limited2002
- Ryda Building Ltd2017
- Thermal Earth Limited2007
- Tywi Specialists Limited2001
- Apl Pipework Services Ltd2015
- Black Mountain Tarmacadam Driveways Limited2021
- Celtic Green Energie Ltd2025
- Construction Solutions UK (Wales) Ltd2009
All specialist construction companies in Ammanford · All trades in Ammanford · Specialist contractors across the UK
Frequently asked questions
When are R&M Construction Utilities Ltd's accounts due?
R&M Construction Utilities Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is R&M Construction Utilities Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is R&M Construction Utilities Ltd still trading?
R&M Construction Utilities 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 R&M Construction Utilities Ltd do?
R&M Construction Utilities Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is R&M Construction Utilities Ltd?
R&M Construction Utilities Ltd was incorporated on 25 April 2018, 8 years ago.
What is the penalty if R&M Construction Utilities 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 R&M Construction Utilities 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.