- Companies
- Property developers
- London
- Idm Building Supplies Ltd
Idm Building Supplies Ltd
- Company number
- 08098732
- Incorporated
- 8 Jun 201214 years trading
- Registered office
- Office B West Gainsborough Studios, 1 Poole Street, London, N1 5EA
- Nature of business
- Development of building projects
Idm Building Supplies Ltd is a 14-year-old private limited company registered in London, company number 08098732, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £43K (-11.7%) on the year before, to -£408K.
- Net assets rose in 0 of 3 year-on-year comparisons on record.
- Current assets of £194K against £602K 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£408K | £461 | £194K | £602K | 1 |
| 31 Mar 2024 | -£365K | £2,787 | £198K | £563K | 1 |
| 31 Mar 2023 | -£325K | £7,706 | £215K | £541K | 2 |
| 31 Mar 2022 | -£313K | £10K | £223K | £536K | 2 |
Who runs and owns Idm Building Supplies Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| A*** C*** | Director | Jun 2012 |
| Bagshot Business Consultants Ltd | Secretary (company) | Jun 2012 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| J*** C*** | Director | Sep 2012 | Dec 2022 |
Person with significant control
Charges (secured borrowing)
1 of 1 registered charge is outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| Idm Investment Holdings Ltd | Outstanding | Jan 2025 |
Where Idm Building Supplies Ltd is registered
The registered office is in London (N1), in the Hackney local authority area, London. Show N1 5EA on a map.
Other trade companies in N1
- Tagwise LtdSpecialist contractors
- Sphere Aviation Solutions UK LtdMachinery repair and installation
- Get IT Done Builders LtdJoiners and carpenters
- Evolution Products LimitedMotor traders
- Fleetstone Trading LtdMotor traders
- Kenneth Brady LtdElectricians
- UK Import Export LtdBuilders
- Magic Door Services LimitedMachinery repair and installation
Also registered at this address
5 other companies use the same registered office as Idm Building Supplies Ltd.
- Idm Developments London LtdProperty developers
- Idm Investments London LtdProperty developers
- Idm South London LtdProperty developers
- Spiderplow (UK) LtdProperty developers
- Treadstone London LtdProperty developers
What happens if Idm Building Supplies 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 08098732
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 June 2012 (14 years ago)
- Registered office
- Office B West Gainsborough Studios, 1 Poole Street, London, N1 5EA
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 1 March 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
- Previous names
- Idm Nordic Holdings Ltd (until 24 Nov 2014)
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 London
Other active property development companies registered in London.
- Idm Developments London Ltd2007
- Idm Investments London Ltd2003
- Idm Land Ltd.1999
- Idm North London Ltd2013
- Idm Properties London Ltd2012
- Idm South London Ltd2014
- Idm West London Ltd2012
- Ies UK 2.0 Ltd2024
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are Idm Building Supplies Ltd's accounts due?
Idm Building Supplies Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Idm Building Supplies Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Idm Building Supplies Ltd still trading?
Idm Building Supplies 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 Idm Building Supplies Ltd do?
Idm Building Supplies Ltd is registered under Development of building projects (SIC 41100).
How old is Idm Building Supplies Ltd?
Idm Building Supplies Ltd was incorporated on 8 June 2012, 14 years ago.
Who runs Idm Building Supplies Ltd?
Idm Building Supplies Ltd has 1 active director, the longest-serving appointed in Jun 2012. Their names and service addresses are on the Companies House register.
Who owns Idm Building Supplies Ltd?
One person or company has significant control of Idm Building Supplies Ltd: Idm Investment Holdings Ltd (owns 75% or more of the shares through a firm).
What is the penalty if Idm Building Supplies 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 Idm Building Supplies 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.