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- I&M Construct Ltd
Company profile · Specialist contractors
I&M Construct Ltd
I&M Construct Ltd is a 5-year-old private limited company registered in Slough, company number 13041528, one of 110 specialist construction companies in Slough. 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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Financial snapshot, 2025
From the balance sheet at 30 November 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
I&M Construct Ltd over the years
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 £6,908 on the year before, to -£6,660.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £39K against £18K owed within a year: 2.1 times cover.
- 7 employees on average during the year.
- 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 Nov 2025 | -£6,660 | £100 | £39K | £18K | 7 |
| 30 Nov 2024 | £248 | £51K | £14K | 7 | |
| 30 Nov 2023 | £7,464 | £18K | £10K | 4 | |
| 30 Nov 2022 | £180 | £5,732 | £5,552 | 2 | |
| 30 Nov 2021 | £5,033 | £6,688 | £1,655 | 1 |
Where I&M Construct Ltd is registered
The registered office is in Slough (SL1), in the Slough local authority area, South East. Show SL1 1TD on a map.
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What happens if I&M Construct 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
- 13041528
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 November 2020 (5 years ago)
- Registered office
- 28 Dolphin Road, Slough, SL1 1TD
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 22 December 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 Slough
Other active specialist construction companies registered in Slough.
- J S Gill Transport Limited2015
- Jard Construction Limited2017
- JBK (UK) Ltd2014
- JLN Props Ltd2026
- Johal Construction Services Ltd2023
- JSS Over Limited2025
- Jubair Khan Limited2024
- K&B Screeding Ltd2019
All specialist construction companies in Slough · All trades in Slough · Specialist contractors across the UK
Frequently asked questions
When are I&M Construct Ltd's accounts due?
I&M Construct 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 I&M Construct 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 I&M Construct Ltd still trading?
I&M Construct 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 I&M Construct Ltd do?
I&M Construct Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is I&M Construct Ltd?
I&M Construct Ltd was incorporated on 24 November 2020, 5 years ago.
What is the penalty if I&M Construct 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 I&M Construct 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.