- Companies
- Specialist contractors
- London
- Grigorenco Igor Ltd
Grigorenco Igor Ltd
- Company number
- 14833163
- Incorporated
- 27 Apr 20233 years trading
- Registered office
- Flat 14 James Stroud House, Walworth Place, London, SE17 2TQ
- Nature of business
- Other specialised construction activities n.e.c.
Grigorenco Igor Ltd is a 3-year-old private limited company registered in London, company number 14833163, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £5,022 (-113.1%) on the year before, to -£582.
- Current assets of £29K against £30K owed within a year: 1.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | -£582 | £29K | £30K | 1 | |
| 30 Apr 2024 | £4,440 | £18K | £13K | 1 |
Where Grigorenco Igor Ltd is registered
The registered office is in London (SE17), in the Southwark local authority area, London. Show SE17 2TQ on a map.
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What happens if Grigorenco Igor 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 14833163
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 April 2023 (3 years ago)
- Registered office
- Flat 14 James Stroud House, Walworth Place, London, SE17 2TQ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 26 April 2026
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.
- Gripfactory Anti-Slip UK Limited2023
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- Groundwork Collective Ltd2026
- Groundworks LDN Limited2022
- GS Home Solutions - Insulation Specialists Ltd2026
- GSB Home Solutions Ltd2021
- GSC Building Services Consultants Ltd2022
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Frequently asked questions
When are Grigorenco Igor Ltd's accounts due?
Grigorenco Igor Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Grigorenco Igor Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Grigorenco Igor Ltd still trading?
Grigorenco Igor 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 Grigorenco Igor Ltd do?
Grigorenco Igor Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Grigorenco Igor Ltd?
Grigorenco Igor Ltd was incorporated on 27 April 2023, 3 years ago.
What is the penalty if Grigorenco Igor 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 Grigorenco Igor 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.