- Companies
- Property developers
- Lisburn
- 11MST Ltd
11MST Ltd
- Company number
- NI668158
- Incorporated
- 4 Mar 20206 years trading
- Registered office
- 76 Glenavy Road, Lisburn, County Antrim, BT28 3UT
- Nature of business
- Development of building projects
11MST Ltd is a 6-year-old private limited company registered in Lisburn, company number NI668158, one of 64 property development companies in Lisburn. 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 unchanged on the year before, at £7.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £114 against £107 owed within a year: 1.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £7 | £114 | £107 | 0 | |
| 30 Sep 2024 | £7 | £26K | £16K | 0 | |
| 30 Sep 2023 | £4,922 | £35K | £18K | 0 | |
| 31 Mar 2022 | -£851 | £5,053 | £315K | £316K | 0 |
| 31 Mar 2021 | -£3,019 | £343 | £566K | £569K | 0 |
Where 11MST Ltd is registered
The registered office is in Lisburn (BT28), in the Lisburn and Castlereagh local authority area, Northern Ireland. Show BT28 3UT on a map.
Other trade companies in BT28
- Lisburn Autohub LtdMotor traders
- Ultralift Facilities Management LtdFacilities management
- Ultimate Tinting Lisburn LtdMotor traders
- A H Assist Cars LtdMotor traders
- Northpeak Developments LtdProperty developers
- Built by D Design and Build LtdProperty developers
- Lagan to Liffey Electrical Contractors LtdElectricians
- Ez Trade Solutions LtdJoiners and carpenters
What happens if 11MST 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
- NI668158
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 March 2020 (6 years ago)
- Registered office
- 76 Glenavy Road, Lisburn, County Antrim, BT28 3UT
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 3 March 2026
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Lisburn
Other active property development companies registered in Lisburn.
- Abcord Building Services Limited1986
- Ardress Developments Ltd2015
- Ashmour Developments Limited2003
- Ballysillan Hill Limited2016
- Beechill Development Company Limited2003
- Bradbury Place Developments Limited2019
- Built by D Design and Build Ltd2026
- Cac Construction Ltd2020
All property development companies in Lisburn · All trades in Lisburn · Property developers across the UK
Frequently asked questions
When are 11MST Ltd's accounts due?
11MST 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 11MST 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 11MST Ltd still trading?
11MST 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 11MST Ltd do?
11MST Ltd is registered under Development of building projects (SIC 41100).
How old is 11MST Ltd?
11MST Ltd was incorporated on 4 March 2020, 6 years ago.
What is the penalty if 11MST 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 11MST 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.