- Companies
- Cleaning companies
- London
- Karkuk 1955 Ltd
Karkuk 1955 Ltd
- Company number
- 10542475
- Incorporated
- 29 Dec 20169 years trading
- Registered office
- 48 Harrowby Street, London, W1H 5EB
- Nature of business
- Other cleaning services; Repair of personal and household goods n.e.c.
Karkuk 1955 Ltd is a 9-year-old private limited company registered in London, company number 10542475, one of 5,627 cleaning companies in London. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 down £7,236 (-62.8%) on the year before, to £4,283.
- Net assets rose in 5 of 8 year-on-year comparisons on record.
- Current assets of £4,588 against £1,669 owed within a year: 2.7 times cover.
- 6 employees on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £4,283 | £4,588 | £1,669 | 6 | |
| 31 Dec 2024 | £12K | £21K | £1,668 | 6 | |
| 31 Dec 2023 | £26K | £46K | £1,668 | 6 | |
| 31 Dec 2022 | £23K | £58K | £2,593 | 6 | |
| 31 Dec 2021 | £22K | £67K | £735 | 6 | |
| 31 Dec 2020 | £22K | £74K | £1,844 | 6 | |
| 31 Dec 2019 | £17K | £19K | £1,295 | 6 | |
| 31 Dec 2018 | £14K | £19K | £4,427 | ||
| 31 Dec 2017 | £22 | £7,191 | £7,169 |
Where Karkuk 1955 Ltd is registered
The registered office is in London (W1H), in the Westminster local authority area, London. Show W1H 5EB on a map.
Other trade companies in W1H
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- Fibrespan London LimitedProperty developers
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- Livluv LimitedProperty developers
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- Orttewell LimitedProperty developers
- Creechurch London LimitedProperty developers
- Well Future Trading LtdMotor traders
What happens if Karkuk 1955 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 10542475
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 December 2016 (9 years ago)
- Registered office
- 48 Harrowby Street, London, W1H 5EB
- Nature of business
- Other cleaning services (SIC 81299)
Repair of personal and household goods n.e.c. (SIC 95290) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 20 September 2026
- Previous names
- Diar Ltd (until 22 Feb 2017)
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in London
Other active cleaning companies registered in London.
- Karmacleans Ltd2026
- Karmen Services Ltd2023
- Kate's Cleaning Services Ltd2018
- Kateandcleaners Limited2016
- Katie's Crystal Clean Ltd2024
- Katie's Maintenance Services Ltd2018
- Katim Clean Limited2026
- Katrina D Ltd2021
All cleaning companies in London · All trades in London · Cleaning companies across the UK
Frequently asked questions
When are Karkuk 1955 Ltd's accounts due?
Karkuk 1955 Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Karkuk 1955 Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Karkuk 1955 Ltd still trading?
Karkuk 1955 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 Karkuk 1955 Ltd do?
Karkuk 1955 Ltd is registered under Other cleaning services (SIC 81299); Repair of personal and household goods n.e.c. (SIC 95290).
How old is Karkuk 1955 Ltd?
Karkuk 1955 Ltd was incorporated on 29 December 2016, 9 years ago.
What is the penalty if Karkuk 1955 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 Karkuk 1955 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.