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- Effcore Ltd
Company profile · Finishing trades
Effcore Ltd
Effcore Ltd is a 2-year-old private limited company registered in London, company number 15544174, one of 3,947 building finishing companies in London. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 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 31 March 2026, as filed at Companies House.
Effcore Ltd over the years
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 £6,193 (-10.5%) on the year before, to £53K.
- Current assets of £50K against £848 owed within a year: more than 10 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £53K | £50K | £848 | 1 | |
| 31 Mar 2025 | £59K | £60K | £4,739 | 2 |
Where Effcore Ltd is registered
The registered office is in London (SE7), in the Greenwich local authority area, London. Show SE7 8PF on a map.
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- Maxxify Solutions LtdElectricians
- Bozgan Construction LtdFinishing trades
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- Rmech Solutions LtdBuilders
- Beravo Cleaning Services LtdCleaning companies
- Hyperfibre LimitedCivil engineering
- Rac Auto Repair LtdMechanics and garages
What happens if Effcore 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 15544174
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 March 2024 (2 years ago)
- Registered office
- 39 Canberra Road, London, SE7 8PF
- Nature of business
- Other building completion and finishing (SIC 43390)
Agents involved in the sale of machinery, industrial equipment, ships and aircraft (SIC 46140)
Management consultancy activities other than financial management (SIC 70229)
Quantity surveying activities (SIC 74902) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 7 September 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in London
Other active building finishing companies registered in London.
- Effective Property Maintenance Ltd2024
- Effective Solution Group Ltd2024
- Efficacious & Efficient Properties Services Ltd2025
- Efficient Standard Limited2019
- Eg Specialist UK Ltd2025
- Egb Consultancy Ltd2025
- Egesan-Group Ltd2022
- Egg Facades Limited2023
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are Effcore Ltd's accounts due?
Effcore Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Effcore Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Effcore Ltd still trading?
Effcore 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 Effcore Ltd do?
Effcore Ltd is registered under Other building completion and finishing (SIC 43390); Agents involved in the sale of machinery, industrial equipment, ships and aircraft (SIC 46140); Management consultancy activities other than financial management (SIC 70229); Quantity surveying activities (SIC 74902).
How old is Effcore Ltd?
Effcore Ltd was incorporated on 6 March 2024, 2 years ago.
What is the penalty if Effcore 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 Effcore 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.