- Companies
- Specialist contractors
- London
- Mega Build London Ltd
Mega Build London Ltd
- Company number
- 13758042
- Incorporated
- 22 Nov 20214 years trading
- Registered office
- Suite 1, 87 Caledonian Road, London, N1 9BT
- Nature of business
- Other specialised construction activities n.e.c.; Management consultancy activities other than financial management
Mega Build London Ltd is a 4-year-old private limited company registered in London, company number 13758042, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £5,961 (-46.5%) on the year before, to £6,864.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £7,231 against £367 owed within a year: more than 10 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £6,864 | £7,231 | £367 | 1 | |
| 30 Nov 2024 | £13K | £24K | £11K | 1 | |
| 30 Nov 2023 | £7,120 | £11K | £3,534 | 1 | |
| 30 Nov 2022 | £2,626 | £5,876 | £3,250 | 1 |
Where Mega Build London Ltd is registered
The registered office is in London (N1), in the Islington local authority area, London. Show N1 9BT on a map.
Other trade companies in N1
- Tagwise LtdSpecialist contractors
- Sphere Aviation Solutions UK LtdMachinery repair and installation
- Get IT Done Builders LtdJoiners and carpenters
- Evolution Products LimitedMotor traders
- Fleetstone Trading LtdMotor traders
- Kenneth Brady LtdElectricians
- UK Import Export LtdBuilders
- Magic Door Services LimitedMachinery repair and installation
What happens if Mega Build London 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 13758042
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 November 2021 (4 years ago)
- Registered office
- Suite 1, 87 Caledonian Road, London, N1 9BT
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Management consultancy activities other than financial management (SIC 70229) - Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 21 November 2025
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.
- Mega Moving Bricks Ltd2022
- Mel Capital Holdings Limited2020
- Melody City Properties Ltd2016
- Melville Enterprise Ltd2026
- Memedali Construction Services Limited2017
- Memorial Service Ltd2026
- Men&B Construction Ltd2025
- Menv Ltd2024
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Mega Build London Ltd's accounts due?
Mega Build London Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Mega Build London Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Mega Build London Ltd still trading?
Mega Build London 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 Mega Build London Ltd do?
Mega Build London Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999); Management consultancy activities other than financial management (SIC 70229).
How old is Mega Build London Ltd?
Mega Build London Ltd was incorporated on 22 November 2021, 4 years ago.
What is the penalty if Mega Build London 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 Mega Build London 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.