- Company number
- 16032072
- Incorporated
- 21 Oct 20241 year trading
- Registered office
- 1 Allied Business Centre, Coldharbour Lane, Harpenden, AL5 4UT
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Electrical installation; Plumbing, heat and air-conditioning installation
Ayrton Lawrence Ltd is a 1-year-old private limited company registered in Harpenden, company number 16032072, one of 42 building contractors in Harpenden. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 31 October 2025, as filed at Companies House.
Where Ayrton Lawrence Ltd 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 Ayrton Lawrence 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 16032072
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 October 2024 (1 year ago)
- Registered office
- 1 Allied Business Centre, Coldharbour Lane, Harpenden, AL5 4UT
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 17 October 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.
- B&N Building and Electrical Limited2019
- B.M.Hilton & Company Limited1971
- Battell Construction Ltd2025
- Blue Sky Interiors Limited2023
- Cape Burford Construction Services Ltd2025
- Cedar Spaces Ltd2019
- Chastons Limited1992
- Childs Hill Developments Limited2015
All building contractors in Harpenden · All trades in Harpenden · Builders across the UK
Frequently asked questions
When are Ayrton Lawrence Ltd's accounts due?
Ayrton Lawrence Ltd's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Ayrton Lawrence Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Ayrton Lawrence Ltd still trading?
Ayrton Lawrence 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 Ayrton Lawrence Ltd do?
Ayrton Lawrence Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Ayrton Lawrence Ltd?
Ayrton Lawrence Ltd was incorporated on 21 October 2024, 1 year ago.
What is the penalty if Ayrton Lawrence 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 Ayrton Lawrence 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.