- Company number
- 12212567
- Incorporated
- 17 Sep 20197 years trading
- Registered office
- 4 Norway Walk, Rainham, RM13 9PT
- Nature of business
- Construction of domestic buildings; Other construction installation
MCG Building UK Ltd is a 7-year-old private limited company registered in Rainham, company number 12212567, one of 152 building contractors in Rainham. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 up £6,578 (+101.5%) on the year before, to £100.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £100 | £100 | 0 | ||
| 30 Sep 2024 | -£6,478 | £33K | £46K | 0 | |
| 30 Sep 2023 | £8,553 | £335 | £22K | £304 | 0 |
| 30 Sep 2022 | £8,553 | £335 | £22K | £304 | 0 |
| 30 Sep 2021 | £11K | £265 | £25K | £3,713 | 0 |
| 30 Sep 2020 | £126 | £26K | £52K | £3,713 | 0 |
Where MCG Building UK Ltd is registered
The registered office is in Rainham (RM13), in the Havering local authority area, London. Show RM13 9PT on a map.
Other trade companies in RM13
- MM Motor Capital LtdMotor traders
- Namto LtdBuilders
- Digline Utilities LtdBuilders
- A & M Heating Plumbing LimitedPlumbers and heating engineers
- Cultured Auto LtdMechanics and garages
- Skyway Home LtdSpecialist contractors
- Car Sales Direct LtdMotor traders
- TLL Engineering Ltd LtdBuilders
Also registered at this address
1 other company uses the same registered office as MCG Building UK Ltd.
- MCG Cleaning UK LtdCleaning companies
What happens if MCG Building UK 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 12212567
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 September 2019 (7 years ago)
- Registered office
- 4 Norway Walk, Rainham, RM13 9PT
- Nature of business
- Construction of domestic buildings (SIC 41202)
Other construction installation (SIC 43290) - Year end
- 30 September (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 16 September 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Rainham
Other active building contractors registered in Rainham.
- MG Lifting Project Ltd2018
- Miklas Building Limited2018
- MMC Mechanical Ltd2020
- MMD Construct Ltd2026
- MML Group Ltd2026
- Moisa Remus Construction Ltd2021
- MPK Construction Ltd2022
- Mural Services Ltd2018
All building contractors in Rainham · All trades in Rainham · Builders across the UK
Frequently asked questions
When are MCG Building UK Ltd's accounts due?
MCG Building UK Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is MCG Building UK Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is MCG Building UK Ltd still trading?
MCG Building UK 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 MCG Building UK Ltd do?
MCG Building UK Ltd is registered under Construction of domestic buildings (SIC 41202); Other construction installation (SIC 43290).
How old is MCG Building UK Ltd?
MCG Building UK Ltd was incorporated on 17 September 2019, 7 years ago.
What is the penalty if MCG Building UK 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 MCG Building UK 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.