- Company number
- 14875732
- Incorporated
- 17 May 20233 years trading
- Registered office
- C/O Day & Co, Scottish Provident House 76-80, College Road, Harrow, Middlesex, HA1 1BQ
- Nature of business
- Construction of domestic buildings
Ag 87 Ltd is a 3-year-old private limited company registered in Harrow, company number 14875732, one of 793 building contractors in Harrow. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £7,466 on the year before, to -£7,269.
- Current assets of £1,409 against £8,678 owed within a year: 0.2 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | -£7,269 | £1,409 | £8,678 | 0 | |
| 31 May 2024 | £197 | £1,108 | £911 | 0 |
Where Ag 87 Ltd is registered
The registered office is in Harrow (HA1), in the Harrow local authority area, London. Show HA1 1BQ on a map.
Other trade companies in HA1
- Cabos Electrical LimitedElectricians
- Mia Maria Services LtdCleaning companies
- Ac Operations LtdScaffolders
- Verde Masters LtdLandscapers and gardeners
- Omega Works Group LtdLandscapers and gardeners
- Call 'Em LimitedPlumbers and heating engineers
- Swan Roofing Services LimitedRoofers
- DRV Property Solutions LtdPainters and decorators
What happens if Ag 87 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 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 14875732
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 May 2023 (3 years ago)
- Registered office
- C/O Day & Co, Scottish Provident House 76-80, College Road, Harrow, Middlesex, HA1 1BQ
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 16 May 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 Harrow
Other active building contractors registered in Harrow.
- Ag7 Limited2019
- Agd Design & Build Ltd2026
- Ahmad Construction Associates UK Ltd2025
- Aidad Group Ltd2020
- Aiv Contractors Ltd2026
- Aj Maintenance Services Limited2019
- Ak Builderss Ltd2021
- Akm Construction 2023 Ltd2023
All building contractors in Harrow · All trades in Harrow · Builders across the UK
Frequently asked questions
When are Ag 87 Ltd's accounts due?
Ag 87 Ltd's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Ag 87 Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Ag 87 Ltd still trading?
Ag 87 Ltd is listed as active on the Companies House register (checked 12 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 Ag 87 Ltd do?
Ag 87 Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Ag 87 Ltd?
Ag 87 Ltd was incorporated on 17 May 2023, 3 years ago.
What is the penalty if Ag 87 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 Ag 87 Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.