- Companies
- Specialist contractors
- London
- Kosacrew Ltd
Kosacrew Ltd
- Company number
- 17036518
- Incorporated
- 17 Feb 2026
- Registered office
- 27 Old Gloucester Street, London, WC1N 3AX
- Nature of business
- Other specialised construction activities n.e.c.; Management consultancy activities other than financial management; specialised design activities; Other business support service activities n.e.c.
Kosacrew Ltd is a newly incorporated private limited company registered in London, company number 17036518, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 17 November 2027, and its first CT600 is due at HMRC on 16 February 2028.
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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Who runs and owns Kosacrew Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| K*** K*** | Director | Feb 2026 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| K*** K*** | Director | Mar 2026 | Mar 2026 |
Person with significant control
Where Kosacrew Ltd is registered
The registered office is in London (WC1N), in the Camden local authority area, London. Show WC1N 3AX on a map.
Other trade companies in WC1N
- JDB Consult LtdProperty developers
- Pixie Marine LimitedMachinery repair and installation
- Old Man Edition LtdFloor and wall tilers
- Wise Choice Security LimitedMechanics and garages
- Prime Coating Services LtdMotor traders
- Strive Lands LtdProperty developers
- Statom LimitedBuilders
- Jose Galvez LtdRepair services
Shared registered office
554 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 Kosacrew 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 17 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Nov 2027 to 17 Dec 2027 | £150 |
| 1 to 3 months late | 18 Dec 2027 to 17 Feb 2028 | £375 |
| 3 to 6 months late | 18 Feb 2028 to 17 May 2028 | £750 |
| More than 6 months late | From 18 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 17036518
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 February 2026
- Registered office
- 27 Old Gloucester Street, London, WC1N 3AX
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Management consultancy activities other than financial management (SIC 70229)
specialised design activities (SIC 74100)
Other business support service activities n.e.c. (SIC 82990) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in London
Other active specialist construction companies registered in London.
- Kozachok Limited2023
- KP Brickwork Ltd2026
- KP General Builders Ltd2015
- KP1 Construction Ltd2024
- Kraftwood Limited2013
- Krespi Design Ltd2020
- Kris Building Ltd2015
- KRM Property Development Limited2016
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Kosacrew Ltd's accounts due?
Kosacrew Ltd's next accounts are due at Companies House by 17 November 2027 (in 401 days), covering the period to 28 February 2027.
When is Kosacrew 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 February 2027, due by 16 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Kosacrew Ltd still trading?
Kosacrew 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 Kosacrew Ltd do?
Kosacrew Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999); Management consultancy activities other than financial management (SIC 70229); specialised design activities (SIC 74100); Other business support service activities n.e.c. (SIC 82990).
How old is Kosacrew Ltd?
Kosacrew Ltd was incorporated on 17 February 2026, less than a year ago.
Who runs Kosacrew Ltd?
Kosacrew Ltd has 1 active director, the longest-serving appointed in Feb 2026. Their names and service addresses are on the Companies House register.
Who owns Kosacrew Ltd?
One person or company has significant control of Kosacrew Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Kosacrew 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 Kosacrew 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.