- Company number
- 11728309
- Incorporated
- 14 Dec 20187 years trading
- Registered office
- 362-368 Rayners Lane, Pinner, Middlesex, HA5 5ED
- Nature of business
- Construction of domestic buildings
Mez Construction South Division Ltd is a 7-year-old private limited company registered in Pinner, company number 11728309, one of 110 building contractors in Pinner. Companies House shows its accounts as overdue: they were due on 30 September 2026.
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 £107K (+60.7%) on the year before, to £284K.
- Net assets rose in 5 of 5 year-on-year comparisons on record.
- Current assets of £814K against £594K owed within a year: 1.4 times cover.
- 7 employees on average, up from 6 the year before.
- Balance sheets on record for 6 years, 2019 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | £284K | £18K | £814K | £594K | 7 |
| 31 Dec 2023 | £177K | £12K | £587K | £431K | 6 |
| 31 Dec 2022 | £121K | £21K | £420K | £315K | 6 |
| 31 Dec 2021 | £64K | £360K | £90K | 6 | |
| 31 Dec 2020 | £60K | £119K | £60K | 4 | |
| 31 Dec 2019 | £117 | £8,842 | £11K | 2 |
Where Mez Construction South Division Ltd is registered
The registered office is in Pinner (HA5), in the Harrow local authority area, London. Show HA5 5ED on a map.
Other trade companies in HA5
- Elisop LtdCivil engineering
- Kite Property Management LtdBuilders
- Olivares and Hayter LtdSpecialist contractors
- Shallons Electrical LtdElectricians
- Executive Maintenance LtdFinishing trades
- Truspan LtdBuilders
- Mak Electrical Services LtdBuilders
- Bori Scaffolding LtdScaffolders
Also registered at this address
1 other company uses the same registered office as Mez Construction South Division Ltd.
- Mez Construction (UK) LtdInstallers
What happens if Mez Construction South Division Ltd files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2026 to 31 Oct 2026 | £150 |
| 1 to 3 months late | 1 Nov 2026 to 31 Dec 2026 | £375 |
| 3 to 6 months late | 1 Jan 2027 to 31 Mar 2027 | £750 |
| More than 6 months late | From 1 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- 11728309
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 December 2018 (7 years ago)
- Registered office
- 362-368 Rayners Lane, Pinner, Middlesex, HA5 5ED
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 13 December 2025
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 Pinner
Other active building contractors registered in Pinner.
- Michael Brady Commercial Limited2008
- Michael Brady Construction Limited2025
- Michael Brady London Limited2008
- Michael Brady Ltd.1992
- Michael Brady Residential Limited2025
- Moorland Services Ltd2024
- NCM Group Ltd2024
- Nebulus Holdings Ltd2026
All building contractors in Pinner · All trades in Pinner · Builders across the UK
Frequently asked questions
When are Mez Construction South Division Ltd's accounts due?
Mez Construction South Division Ltd's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.
When is Mez Construction South Division Ltd's CT600 due?
The CT600 for the period to 31 December 2025 is due at HMRC by 31 December 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2026.
Is Mez Construction South Division Ltd still trading?
Mez Construction South Division 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 Mez Construction South Division Ltd do?
Mez Construction South Division Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Mez Construction South Division Ltd?
Mez Construction South Division Ltd was incorporated on 14 December 2018, 7 years ago.
What is the penalty if Mez Construction South Division 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 Mez Construction South Division 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.