- Companies
- Finishing trades
- Southampton
- MRN Carpentry and Building Services Ltd
MRN Carpentry and Building Services Ltd
- Company number
- 13245545
- Incorporated
- 4 Mar 20215 years trading
- Registered office
- 8 Oxford Mews, Southampton, SO14 3EE
- Nature of business
- Other building completion and finishing
MRN Carpentry and Building Services Ltd is a 5-year-old private limited company registered in Southampton, company number 13245545, one of 181 building finishing companies in Southampton. 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 £1,860 (+47.2%) on the year before, to £5,799.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £8,782 against £13K owed within a year: 0.7 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £5,799 | £8,782 | £13K | 2 | |
| 31 Mar 2024 | £3,939 | £12K | £14K | 2 | |
| 31 Mar 2023 | £17K | £22K | £8,301 | 2 | |
| 31 Mar 2022 | £1,752 | £6,820 | £4,389 | 2 |
Where MRN Carpentry and Building Services Ltd is registered
The registered office is in Southampton (SO14), in the Southampton local authority area, South East. Show SO14 3EE on a map.
Other trade companies in SO14
- Cat Garage LtdMechanics and garages
- Sonix LtdBuilders
- Vanie & Dick LtdBuilders
- 33 Motors LtdMotor traders
- Pure Light Cleaning LtdCleaning companies
- Cccjr Trading LimitedMotor traders
- Otess LtdFloor and wall tilers
- Bevertex LimitedElectricians
Also registered at this address
2 other companies use the same registered office as MRN Carpentry and Building Services Ltd.
- DTP Plastering LimitedFinishing trades
- Macrow Building Services LimitedFinishing trades
What happens if MRN Carpentry and Building 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 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
- 13245545
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 March 2021 (5 years ago)
- Registered office
- 8 Oxford Mews, Southampton, SO14 3EE
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 3 March 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Southampton
Other active building finishing companies registered in Southampton.
- Multicraft 4 You Limited2021
- Murarz Limited2017
- Napoli Taylor Developments Limited2025
- Nardi Contractors Ltd2024
- NB Property Services Southern Ltd2017
- New Air Southern Limited1978
- New Forest Ceilings Limited1986
- New Forest Property Services Limited2018
All building finishing companies in Southampton · All trades in Southampton · Finishing trades across the UK
Frequently asked questions
When are MRN Carpentry and Building Services Ltd's accounts due?
MRN Carpentry and Building Services Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is MRN Carpentry and Building Services Ltd'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 MRN Carpentry and Building Services Ltd still trading?
MRN Carpentry and Building 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 MRN Carpentry and Building Services Ltd do?
MRN Carpentry and Building Services Ltd is registered under Other building completion and finishing (SIC 43390).
How old is MRN Carpentry and Building Services Ltd?
MRN Carpentry and Building Services Ltd was incorporated on 4 March 2021, 5 years ago.
What is the penalty if MRN Carpentry and Building 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 MRN Carpentry and Building 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.