- Companies
- Specialist contractors
- Norwich
- Fort Systems Ltd
Fort Systems Ltd
- Company number
- 12562192
- Incorporated
- 17 Apr 20206 years trading
- Registered office
- Highfields Primrose Green, Lyng, Norwich, NR9 5LJ
- Nature of business
- Other specialised construction activities n.e.c.
Fort Systems Ltd is a 6-year-old private limited company registered in Norwich, company number 12562192, one of 192 specialist construction companies in Norwich. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £14K (+104.6%) on the year before, to £612.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £23K against £22K owed within a year: 1.0 times cover.
- 2 employees on average, up from -1 the year before.
- 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 Apr 2025 | £612 | £23K | £22K | 2 | |
| 30 Apr 2024 | -£13K | £6,484 | £20K | -1 | |
| 30 Apr 2023 | -£3,751 | £799 | 1 | ||
| 30 Apr 2022 | -£1 | 1 | |||
| 30 Apr 2021 | £100 | 1 |
Where Fort Systems Ltd is registered
The registered office is in Norwich (NR9), in the Breckland local authority area, East of England. Show NR9 5LJ on a map.
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What happens if Fort Systems 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 12562192
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 April 2020 (6 years ago)
- Registered office
- Highfields Primrose Green, Lyng, Norwich, NR9 5LJ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 16 April 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 Norwich
Other active specialist construction companies registered in Norwich.
- Freddy Builds Ltd2022
- Freespark Ltd2021
- Garden Gates Norfolk Ltd2025
- Gary O'Rourke Ltd2017
- Gkroofing Ltd2026
- Gleniston Facilities Management Ltd2015
- Gortcally Groundworks Ltd2023
- Gould Construction Mini Piling Limited2007
All specialist construction companies in Norwich · All trades in Norwich · Specialist contractors across the UK
Frequently asked questions
When are Fort Systems Ltd's accounts due?
Fort Systems Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Fort Systems Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Fort Systems Ltd still trading?
Fort Systems Ltd is listed as active on the Companies House register (checked 13 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 Fort Systems Ltd do?
Fort Systems Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Fort Systems Ltd?
Fort Systems Ltd was incorporated on 17 April 2020, 6 years ago.
What is the penalty if Fort Systems 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 Fort Systems Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.