- Companies
- Plasterers
- Northampton
- Ext.Int. Ltd
Ext.Int. Ltd
- Company number
- 13736405
- Incorporated
- 10 Nov 20214 years trading
- Registered office
- 21 Douglas Road, Northampton, NN5 6XX
- Nature of business
- Plastering; Other building completion and finishing
Ext.Int. Ltd is a 4-year-old private limited company registered in Northampton, company number 13736405, one of 44 plastering companies in Northampton. 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 £16K (-188.7%) on the year before, to -£25K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £9,794 against £35K owed within a year: 0.3 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 | -£25K | £9,794 | £35K | 1 | |
| 30 Nov 2024 | -£8,731 | £19K | £27K | 1 | |
| 30 Nov 2023 | -£10K | £501 | £11K | 1 | |
| 30 Nov 2022 | -£8,055 | £14K | £22K | 1 |
Who runs and owns Ext.Int. Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| C*** D*** | Director | Nov 2021 |
Person with significant control
Where Ext.Int. Ltd is registered
The registered office is in Northampton (NN5), in the West Northamptonshire local authority area, East Midlands. Show NN5 6XX on a map.
Other trade companies in NN5
- RNR Autos LtdMotor traders
- County Cooling & Electrical LtdPlumbers and heating engineers
- Ceramilux Construct LimitedBuilders
- Aetoj LtdMachinery repair and installation
- Base2Build LtdBuilders
- Osadrew Services LtdCleaning companies
- SK Corex LtdProperty developers
- Avv Carpentry LimitedJoiners and carpenters
What happens if Ext.Int. 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
- 13736405
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 November 2021 (4 years ago)
- Registered office
- 21 Douglas Road, Northampton, NN5 6XX
- Nature of business
- Plastering (SIC 43310)
Other building completion and finishing (SIC 43390) - Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 9 November 2025
Filing notes for plastering companies
Plastering companies are usually small, labour-based businesses. Director pay is often a mix of salary and dividends, which only works if the company has profits to pay dividends from.
Similar companies in Northampton
Other active plastering companies registered in Northampton.
- Franc Construction Ltd2020
- G S J London Ltd2022
- Green Interiors Solutions Ltd2019
- Holton Plastering Services Ltd2023
- Hongkongers Project UK Limited2026
- Howes Plastering Limited2022
- Ice Plastering Limited2003
- J. T. Bevann Dry Lining Specialists Limited1985
All plastering companies in Northampton · All trades in Northampton · Plasterers across the UK
Frequently asked questions
When are Ext.Int. Ltd's accounts due?
Ext.Int. Ltd's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Ext.Int. 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 Ext.Int. Ltd still trading?
Ext.Int. 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 Ext.Int. Ltd do?
Ext.Int. Ltd is registered under Plastering (SIC 43310); Other building completion and finishing (SIC 43390).
How old is Ext.Int. Ltd?
Ext.Int. Ltd was incorporated on 10 November 2021, 4 years ago.
Who runs Ext.Int. Ltd?
Ext.Int. Ltd has 1 active director, the longest-serving appointed in Nov 2021. Their names and service addresses are on the Companies House register.
Who owns Ext.Int. Ltd?
One person or company has significant control of Ext.Int. Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Ext.Int. 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 Ext.Int. 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.