- Company number
- 11076286
- Incorporated
- 22 Nov 20178 years trading
- Registered office
- Fourth Floor, 1 Kingdom Street, London, W2 6BD
- Nature of business
- Construction of commercial buildings
Mobay and Company Limited is a 8-year-old private limited company registered in London, company number 11076286, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £440M on the year before, to £440M.
- Net assets rose in 4 of 7 year-on-year comparisons on record.
- 3 employees on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £440M | £1.3M | 3 | ||
| 30 Nov 2024 | £1 | ||||
| 30 Nov 2023 | £0 | £0 | £0 | 0 | |
| 30 Nov 2022 | £20 | ||||
| 30 Nov 2021 | £10 | ||||
| 30 Nov 2020 | £10 | £10 | |||
| 30 Nov 2019 | £100 | £100 | |||
| 30 Nov 2018 | £10 | £10 |
Where Mobay and Company Limited is registered
The registered office is in London (W2), in the Westminster local authority area, London. Show W2 6BD on a map.
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What happens if Mobay and Company Limited 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 11076286
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 November 2017 (8 years ago)
- Registered office
- Fourth Floor, 1 Kingdom Street, London, W2 6BD
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 12 April 2026
- Previous names
- Nesta Consultancy Ltd (until 25 May 2021)
Alltech Limited (until 17 Feb 2021)
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 London
Other active building contractors registered in London.
- Mobi Property Solutions Ltd2023
- Modebuild Ltd2025
- Model 18 Limited2020
- Modern Art Professionals Limited2025
- Modern Composite Garden Rooms Limited2021
- Modern Construction Contractors Limited2020
- Modern Design Construction Ltd.2007
- Modern Groundwork Ltd2023
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Mobay and Company Limited's accounts due?
Mobay and Company Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Mobay and Company Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Mobay and Company Limited still trading?
Mobay and Company Limited 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 Mobay and Company Limited do?
Mobay and Company Limited is registered under Construction of commercial buildings (SIC 41201).
How old is Mobay and Company Limited?
Mobay and Company Limited was incorporated on 22 November 2017, 8 years ago.
What is the penalty if Mobay and Company Limited 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 Mobay and Company Limited 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.