- Company number
- 13775655
- Incorporated
- 1 Dec 20214 years trading
- Registered office
- 1 Allied Business Centre, Coldharbour Lane, Harpenden, AL5 4UT
- Nature of business
- Construction of domestic buildings
Acg Construction and Refurbishment Limited is a 4-year-old private limited company registered in Harpenden, company number 13775655, one of 42 building contractors in Harpenden. 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 £2,450 (-81.6%) on the year before, to £552.
- Current assets of £49K against £53K owed within a year: 0.9 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £552 | £49K | £53K | 2 | |
| 31 Mar 2024 | £3,002 | £13K | £21K | 2 | |
| 31 Mar 2023 | £12K | £2,627 | £20K | £26K | 1 |
Where Acg Construction and Refurbishment Limited is registered
The registered office is in Harpenden (AL5), in the St Albans local authority area, East of England. Show AL5 4UT on a map.
Other trade companies in AL5
- M&T Building Services LimitedBuilders
- Rolfe Groundworks LtdGroundworks and demolition
- Rolls and Sons LtdProperty developers
- WM Holdings Group LtdProperty developers
- A Hussain Motor Group LtdMotor traders
- Harpenden Window Cleaning LtdCleaning companies
- Honey Bear Energy LimitedPlumbers and heating engineers
- M&D Paving LtdCivil engineering
Shared registered office
53 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Acg Construction and Refurbishment Limited 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
- 13775655
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 December 2021 (4 years ago)
- Registered office
- 1 Allied Business Centre, Coldharbour Lane, Harpenden, AL5 4UT
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 29 November 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Harpenden
Other active building contractors registered in Harpenden.
- Aiv Engineering Ltd2019
- Alban Developments Limited1963
- Anfora Properties Ltd2019
- Ayrton Lawrence Ltd2024
- B&N Building and Electrical Limited2019
- B.M.Hilton & Company Limited1971
- Battell Construction Ltd2025
- Blue Sky Interiors Limited2023
All building contractors in Harpenden · All trades in Harpenden · Builders across the UK
Frequently asked questions
When are Acg Construction and Refurbishment Limited's accounts due?
Acg Construction and Refurbishment Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Acg Construction and Refurbishment Limited'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 Acg Construction and Refurbishment Limited still trading?
Acg Construction and Refurbishment Limited 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 Acg Construction and Refurbishment Limited do?
Acg Construction and Refurbishment Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Acg Construction and Refurbishment Limited?
Acg Construction and Refurbishment Limited was incorporated on 1 December 2021, 4 years ago.
What is the penalty if Acg Construction and Refurbishment Limited 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 Acg Construction and Refurbishment Limited 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.