- Companies
- Civil engineering
- Portsmouth
- Blade Ninja Limited
Company profile · Civil engineering
Blade Ninja Limited
Blade Ninja Limited is a 5-year-old private limited company registered in Portsmouth, company number 13155451, one of 74 civil engineering contractors in Portsmouth. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Blade Ninja LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Financial snapshot, 2025
From the balance sheet at 31 January 2025, as filed at Companies House.
Blade Ninja Limited over the years
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 £5,638 (-100%) on the year before, to £1.
- Net assets rose in 2 of 3 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 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £1 | £0 | £0 | 0 | |
| 31 Jan 2024 | £5,639 | £9,962 | £4,323 | 1 | |
| 31 Jan 2023 | £5,538 | £10K | £4,839 | 1 | |
| 31 Jan 2022 | £3 | £1 | £0 | 0 |
Where Blade Ninja Limited is registered
The registered office is in Portsmouth (PO1), in the Portsmouth local authority area, South East. Show PO1 2TB on a map.
Other trade companies in PO1
- Design 1805 Southern LtdJoiners and carpenters
- Portsmouth Roofing LtdRoofers
- Peterborough Mews (London) LimitedProperty developers
- Doxa Facility Group LtdCleaning companies
- Crestpoint Cleaning & Facilities LtdCleaning companies
- Dark Rose Cleaning Co LtdCleaning companies
- PDS Garage Services LtdMechanics and garages
- HDF Roofing LtdRoofers
What happens if Blade Ninja Limited 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 13155451
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 January 2021 (5 years ago)
- Registered office
- 22 Lingfield Court Blount Road Portsmouth 22 Lingfield Court, Blount Road, Portsmouth, PO1 2TB
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
Other engineering activities (SIC 71129) - Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 30 January 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Portsmouth
Other active civil engineering contractors registered in Portsmouth.
- Blue Technical Ltd2019
- BM UK Services Limited2007
- Brynwell (Southern) Limited2009
- Brynwell Limited2024
- Burras Limited1979
- C.G.S Communications Ltd2022
- C.McKeigue Construction Ltd2002
- Comslink Limited2018
All civil engineering contractors in Portsmouth · All trades in Portsmouth · Civil engineering across the UK
Frequently asked questions
When are Blade Ninja Limited's accounts due?
Blade Ninja Limited's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Blade Ninja Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Blade Ninja Limited still trading?
Blade Ninja Limited 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 Blade Ninja Limited do?
Blade Ninja Limited is registered under Construction of utility projects for electricity and telecommunications (SIC 42220); Other engineering activities (SIC 71129).
How old is Blade Ninja Limited?
Blade Ninja Limited was incorporated on 25 January 2021, 5 years ago.
What is the penalty if Blade Ninja Limited 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 Blade Ninja Limited 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.