- Companies
- Specialist contractors
- London
- FSM Construction Ltd
FSM Construction Ltd
- Company number
- 12989703
- Incorporated
- 2 Nov 20205 years trading
- Registered office
- Flat 2 Excalibur Court, 52 Galahad Road, London, N9 9XF
- Nature of business
- Other specialised construction activities n.e.c.
FSM Construction Ltd is a 5-year-old private limited company registered in London, company number 12989703, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £240 (+42.9%) on the year before, to £799.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £799 | £1 | £800 | 0 | |
| 30 Nov 2024 | £559 | £1 | £560 | 0 | |
| 30 Nov 2023 | £319 | £1 | £320 | 0 | |
| 30 Nov 2022 | £79 | £1 | £80 | 0 | |
| 30 Nov 2021 | £161 | £199 | £38 | 1 |
Where FSM Construction Ltd is registered
The registered office is in London (N9), in the Enfield local authority area, London. Show N9 9XF on a map.
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What happens if FSM Construction 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 12989703
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 November 2020 (5 years ago)
- Registered office
- Flat 2 Excalibur Court, 52 Galahad Road, London, N9 9XF
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 1 November 2025
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 London
Other active specialist construction companies registered in London.
- Full Circle Digital Ltd2025
- Furniture Fitter Ltd2018
- Futurasun Be Limited2015
- Future Conversions Ltd2026
- Futureuk Ltd2019
- FWC Subsea Cables Ltd2015
- G & GB Construction Limited2023
- G & M Interiors Ltd2004
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are FSM Construction Ltd's accounts due?
FSM Construction Ltd's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is FSM Construction Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is FSM Construction Ltd still trading?
FSM Construction 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 FSM Construction Ltd do?
FSM Construction Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is FSM Construction Ltd?
FSM Construction Ltd was incorporated on 2 November 2020, 5 years ago.
What is the penalty if FSM Construction 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 FSM Construction 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.