- Companies
- Cleaning companies
- London
- Konmic Ltd
Konmic Ltd
- Company number
- 16744483
- Incorporated
- 26 Sep 20251 year trading
- Registered office
- 30 Jubilee Court, 76 Thames Street, London, SE10 9FH
- Nature of business
- General cleaning of buildings
Konmic Ltd is a 1-year-old private limited company registered in London, company number 16744483, one of 5,627 cleaning companies in London. Its next accounts are due at Companies House on 30 June 2028, and the CT600 for the period to 30 September 2027 is due at HMRC on 30 September 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 30 September 2026, as filed at Companies House.
Where Konmic Ltd is registered
The registered office is in London (SE10), in the Greenwich local authority area, London. Show SE10 9FH on a map.
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What happens if Konmic 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 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2028 to 31 Jul 2028 | £150 |
| 1 to 3 months late | 1 Aug 2028 to 30 Sep 2028 | £375 |
| 3 to 6 months late | 1 Oct 2028 to 31 Dec 2028 | £750 |
| More than 6 months late | From 1 Jan 2029 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2029 | 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
- 16744483
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 September 2025 (1 year ago)
- Registered office
- 30 Jubilee Court, 76 Thames Street, London, SE10 9FH
- Nature of business
- General cleaning of buildings (SIC 81210)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
- Last accounts made up to
- 30 September 2026
- Last confirmation statement
- 24 August 2026
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.
- Kora Facilities Ltd2026
- Kors 2 Ltd2023
- Kosmic Holdings and Home Services Ltd2026
- Kosta Clean Ltd2024
- Koziol Cleaning Ltd2020
- Krasx Limited2025
- Kresta Cleaning Solution Ltd2025
- Kripadeviservices Ltd2026
All cleaning companies in London · All trades in London · Cleaning companies across the UK
Frequently asked questions
When are Konmic Ltd's accounts due?
Konmic Ltd's next accounts are due at Companies House by 30 June 2028 (in 626 days), covering the period to 30 September 2027.
When is Konmic Ltd's CT600 due?
The CT600 for the period to 30 September 2027 is due at HMRC by 30 September 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2028.
Is Konmic Ltd still trading?
Konmic 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 Konmic Ltd do?
Konmic Ltd is registered under General cleaning of buildings (SIC 81210).
How old is Konmic Ltd?
Konmic Ltd was incorporated on 26 September 2025, 1 year ago.
What is the penalty if Konmic 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 Konmic 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.