- Companies
- Installers
- Doncaster
- Fei Systems Ltd
Fei Systems Ltd
- Company number
- 16139888
- Incorporated
- 17 Dec 20241 year trading
- Registered office
- 43, Dept 302 Owston Road, Carcroft, Doncaster, South Yorkshire, DN6 8DA
- Nature of business
- Other construction installation; Other engineering activities; Fire service activities
Fei Systems Ltd is a 1-year-old private limited company registered in Doncaster, company number 16139888, one of 128 installation companies (insulation, lifts, shutters and similar) in Doncaster. Companies House shows its accounts as overdue: they were due on 17 September 2026.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Fei Systems Ltd is registered
The registered office is in Doncaster (DN6), in the Doncaster local authority area, Yorkshire and The Humber. Show DN6 8DA on a map.
Other trade companies in DN6
- Road Services LtdBuilders
- Road Repairs LtdCivil engineering
- Booth & Son Building & Landscapes LtdFinishing trades
- BP Solar LtdElectricians
- Galestra LtdMechanics and garages
- Paneperfect LtdCleaning companies
- A.B Building Preservation LtdCleaning companies
- 795 Construction LtdBuilders
What happens if Fei Systems Ltd files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Sep 2026 to 17 Oct 2026 | £150 |
| 1 to 3 months late | 18 Oct 2026 to 17 Dec 2026 | £375 |
| 3 to 6 months late | 18 Dec 2026 to 17 Mar 2027 | £750 |
| More than 6 months late | From 18 Mar 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- 16139888
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 December 2024 (1 year ago)
- Registered office
- 43, Dept 302 Owston Road, Carcroft, Doncaster, South Yorkshire, DN6 8DA
- Nature of business
- Other construction installation (SIC 43290)
Other engineering activities (SIC 71129)
Fire service activities (SIC 84250) - Year end
- 31 December (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 16 December 2025
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Doncaster
Other active installation companies (insulation, lifts, shutters and similar) registered in Doncaster.
- Fireholt Ltd2026
- Fisher’S Fencing and More Ltd2026
- Flexor Limited2003
- Flowtek HDD UK Ltd2012
- Forte Construction Ltd2022
- Fortress Barrier Solutions Ltd2026
- G & O Fencing Limited2018
- Gordon Contracting Limited2024
All installation companies (insulation, lifts, shutters and similar) in Doncaster · All trades in Doncaster · Installers across the UK
Frequently asked questions
When are Fei Systems Ltd's accounts due?
Fei Systems Ltd's accounts were due at Companies House on 17 September 2026 and the register shows them as overdue.
When is Fei Systems Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 16 December 2025, due by 16 December 2026, and one for the period to 31 December 2025, due by 31 December 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is Fei Systems Ltd still trading?
Fei Systems Ltd is listed as active on the Companies House register (checked 12 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 Fei Systems Ltd do?
Fei Systems Ltd is registered under Other construction installation (SIC 43290); Other engineering activities (SIC 71129); Fire service activities (SIC 84250).
How old is Fei Systems Ltd?
Fei Systems Ltd was incorporated on 17 December 2024, 1 year ago.
What is the penalty if Fei 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 Fei Systems Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.