- Companies
- Finishing trades
- Carshalton
- Erm Construction Ltd
Erm Construction Ltd
- Company number
- 15600417
- Incorporated
- 28 Mar 20242 years trading
- Registered office
- 20 Chestnut Close, Carshalton, SM5 2AQ
- Nature of business
- Other building completion and finishing
Erm Construction Ltd is a 2-year-old private limited company registered in Carshalton, company number 15600417, one of 37 building finishing companies in Carshalton. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £36K on the year before, to £36K.
- Current assets of £27K against £9,434 owed within a year: 2.9 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £36K | £27K | £9,434 | 3 | |
| 31 Mar 2025 | £226 | £15K | £14K | 2 |
Where Erm Construction Ltd is registered
The registered office is in Carshalton (SM5), in the Sutton local authority area, London. Show SM5 2AQ on a map.
Other trade companies in SM5
- Rich Detailz LtdMechanics and garages
- Sutton Motor and Garage LtdMechanics and garages
- Ecobuild Plumbing & Heating LtdPlumbers and heating engineers
- Aaircon Services LtdPlumbers and heating engineers
- Perthy Properties (Greenhills) LimitedProperty developers
- Jophp LimitedCleaning companies
- Pro-Type Roofing LtdRoofers
- Mic Cleaning LimitedCleaning companies
What happens if Erm Construction 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 15600417
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 March 2024 (2 years ago)
- Registered office
- 20 Chestnut Close, Carshalton, SM5 2AQ
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 27 March 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Carshalton
Other active building finishing companies registered in Carshalton.
- Fine Cut Construction Limited2017
- Fixtoday Property Maintenance Ltd2023
- Foreman Refurbishment Ltd2025
- Galab Ltd2012
- GDL Ltd2019
- Harris Brothers Ltd2006
- Iberian Shutters Ltd2025
- Ivm Construction Ltd2013
All building finishing companies in Carshalton · All trades in Carshalton · Finishing trades across the UK
Frequently asked questions
When are Erm Construction Ltd's accounts due?
Erm Construction Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Erm Construction Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Erm Construction Ltd still trading?
Erm Construction 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 Erm Construction Ltd do?
Erm Construction Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Erm Construction Ltd?
Erm Construction Ltd was incorporated on 28 March 2024, 2 years ago.
What is the penalty if Erm Construction 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 Erm Construction 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.