- Companies
- Specialist contractors
- Birmingham
- Am Insulation Supplies Ltd
Am Insulation Supplies Ltd
- Company number
- 12309499
- Incorporated
- 12 Nov 20196 years trading
- Registered office
- Unit 9 Chelmsley Wood Industrial Estate Waterloo Avenue, Chelmsley Wood, Birmingham, B37 6QQ
- Nature of business
- Other specialised construction activities n.e.c.
Am Insulation Supplies Ltd is a 6-year-old private limited company registered in Birmingham, company number 12309499, one of 442 specialist construction companies in Birmingham. Its next accounts are due at Companies House on 28 December 2026, and its first CT600 is due at HMRC on 31 December 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 £47K (+68.8%) on the year before, to £114K.
- Net assets rose in 4 of 4 year-on-year comparisons on record.
- Current assets of £278K against £138K owed within a year: 2.0 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 5 years, 2020 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | £114K | £6,191 | £278K | £138K | 2 |
| 31 Dec 2023 | £68K | £56K | £291K | £192K | 2 |
| 31 Dec 2022 | £55K | £31K | £303K | £213K | 2 |
| 31 Dec 2021 | £19K | £10K | £233K | £175K | 2 |
| 31 Dec 2020 | £9,563 | £50K | £209K | £157K | 2 |
Where Am Insulation Supplies Ltd is registered
The registered office is in Birmingham (B37), in the Solihull local authority area, West Midlands. Show B37 6QQ on a map.
Other trade companies in B37
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- Ipen Services LtdMechanics and garages
- DC Carpentry and Building Services LtdCleaning companies
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- T&J Landscapes LtdLandscapers and gardeners
- RRC Contractors LtdInstallers
- Vanguard Roofing & Building LtdRoofers
What happens if Am Insulation 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 28 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Dec 2026 to 28 Jan 2027 | £150 |
| 1 to 3 months late | 29 Jan 2027 to 28 Mar 2027 | £375 |
| 3 to 6 months late | 29 Mar 2027 to 28 Jun 2027 | £750 |
| More than 6 months late | From 29 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Mar 2027 | £200 |
| 3 months late | 28 Jun 2027 | another £200 |
| 6 months late | 28 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 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
- 12309499
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 November 2019 (6 years ago)
- Registered office
- Unit 9 Chelmsley Wood Industrial Estate Waterloo Avenue, Chelmsley Wood, Birmingham, B37 6QQ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 3 March 2026
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 Birmingham
Other active specialist construction companies registered in Birmingham.
- Amova Properties Ltd2025
- Andromeda Site Management Ltd2018
- Aov Creatives Ltd2025
- Apex Maintenance Group Limited2026
- Armour Concrete & Liquid Screed Pumping Limited2022
- Arthur Builds Ltd2026
- Asbestos Assessments Limited2016
- Aspire Play Ltd2025
All specialist construction companies in Birmingham · All trades in Birmingham · Specialist contractors across the UK
Frequently asked questions
When are Am Insulation Supplies Ltd's accounts due?
Am Insulation Supplies Ltd's next accounts are due at Companies House by 28 December 2026 (in 76 days), covering the period to 28 March 2026.
When is Am Insulation Supplies Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 December 2025, due by 31 December 2026, and one for the period to 28 March 2026, due by 28 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Am Insulation Supplies Ltd still trading?
Am Insulation 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 Am Insulation Supplies Ltd do?
Am Insulation Supplies Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Am Insulation Supplies Ltd?
Am Insulation Supplies Ltd was incorporated on 12 November 2019, 6 years ago.
What is the penalty if Am Insulation 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 Am Insulation 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.