- Companies
- Installers
- London
- Damp Ninja Ltd
Damp Ninja Ltd
- Company number
- 14673723
- Incorporated
- 18 Feb 20233 years trading
- Registered office
- 3RD Floor Suite, 207 Regent Street, London, W1B 3HH
- Nature of business
- Other construction installation; Other specialised construction activities n.e.c.
Damp Ninja Ltd is a 3-year-old private limited company registered in London, company number 14673723, one of 2,278 installation companies (insulation, lifts, shutters and similar) in London. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £607 (+104.5%) on the year before, to £26.
- Current assets of £100 against £226 owed within a year: 0.4 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 3 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £26 | £100 | £226 | 0 | |
| 29 Feb 2024 | -£581 | £108 | £479 | 0 | |
| 28 Feb 2024 | -£581 | £108 | £479 | 0 |
Where Damp Ninja Ltd is registered
The registered office is in London (W1B), in the Westminster local authority area, London. Show W1B 3HH on a map.
Other trade companies in W1B
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- Nova Painting Contractors LtdPainters and decorators
- Malaysia Energy Land Bridge LimitedCivil engineering
- Melb LimitedCivil engineering
- Meridian Build Group LtdBuilders
- Aix Group Holdings LtdSpecialist contractors
- Active 24/7 Drainage & Plumbing LtdPlumbers and heating engineers
- Smith's Rural Builds LtdBuilders
Shared registered office
53 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Damp Ninja 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 14673723
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 February 2023 (3 years ago)
- Registered office
- 3RD Floor Suite, 207 Regent Street, London, W1B 3HH
- Nature of business
- Other construction installation (SIC 43290)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 17 February 2026
- Previous names
- Insulation Geeks Ltd (until 23 Apr 2024)
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 London
Other active installation companies (insulation, lifts, shutters and similar) registered in London.
- Damp-Ex Ltd2026
- Dampmaster West London Ltd2025
- Dan K Wind Services Ltd2025
- Dana Business Group Ltd2016
- Danban Limited2009
- Danbo Limited2011
- Dania Construction Limited2021
- Danimaq Ltd2014
All installation companies (insulation, lifts, shutters and similar) in London · All trades in London · Installers across the UK
Frequently asked questions
When are Damp Ninja Ltd's accounts due?
Damp Ninja Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Damp Ninja Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Damp Ninja Ltd still trading?
Damp Ninja 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 Damp Ninja Ltd do?
Damp Ninja Ltd is registered under Other construction installation (SIC 43290); Other specialised construction activities n.e.c. (SIC 43999).
How old is Damp Ninja Ltd?
Damp Ninja Ltd was incorporated on 18 February 2023, 3 years ago.
What is the penalty if Damp Ninja 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 Damp Ninja 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.