- Company number
- 13660711
- Incorporated
- 4 Oct 20215 years trading
- Registered office
- 71 Ty Fry Gardens, Rumney, Cardiff, CF3 3NP
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Roofing activities
Allen & Sage Roofing/Building Ltd is a 5-year-old private limited company registered in Cardiff, company number 13660711, one of 361 building contractors in Cardiff. Its next accounts are due at Companies House on 31 October 2026, and its first CT600 is due at HMRC on 31 October 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 down £12K (-69.6%) on the year before, to £5,443.
- Current assets of £6,398 against £11K owed within a year: 0.6 times cover.
- 1 employee on average, up from -3 the year before.
- Balance sheets on record for 3 years, 2022 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2024 | £5,443 | £6,398 | £11K | 1 | |
| 31 Oct 2023 | £18K | £25K | £8,430 | -3 | |
| 31 Oct 2022 | £18K | £16K | £104 | -2 |
Who runs and owns Allen & Sage Roofing/Building Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| A*** A*** | Director | Oct 2021 |
| P*** A*** | Director | Oct 2021 |
People with significant control (2)
Where Allen & Sage Roofing/Building Ltd is registered
The registered office is in Cardiff (CF3), in the Cardiff local authority area, Wales. Show CF3 3NP on a map.
Other trade companies in CF3
- Ions Trade & Projects LtdInstallers
- Fly Tech LtdMachinery repair and installation
- Dragonfly Site Services LtdSpecialist contractors
- Arc Energy Systems LtdElectricians
- Floyd’S Consultants LtdProperty developers
- Blues Mechanical LtdInstallers
- Climate Control Cardiff LtdPlumbers and heating engineers
- Campo & Co Developments LtdBuilders
What happens if Allen & Sage Roofing/Building 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 13660711
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 October 2021 (5 years ago)
- Registered office
- 71 Ty Fry Gardens, Rumney, Cardiff, CF3 3NP
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Roofing activities (SIC 43910) - Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2024
- Last confirmation statement
- 3 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 Cardiff
Other active building contractors registered in Cardiff.
- Alraid Property Maintenance Ltd2024
- Am Haq Construction Ltd2024
- Andrew Boyle Building Limited2016
- Anies Builders Ltd2025
- Any Weather Roofing Solutions Ltd2026
- Aperture Build Limited2021
- Apex Precision Facilities Limited2025
- Ar House Builders Limited2025
All building contractors in Cardiff · All trades in Cardiff · Builders across the UK
Frequently asked questions
When are Allen & Sage Roofing/Building Ltd's accounts due?
Allen & Sage Roofing/Building Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is Allen & Sage Roofing/Building 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 October 2025, due by 31 October 2026, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Allen & Sage Roofing/Building Ltd still trading?
Allen & Sage Roofing/Building 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 Allen & Sage Roofing/Building Ltd do?
Allen & Sage Roofing/Building Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Roofing activities (SIC 43910).
How old is Allen & Sage Roofing/Building Ltd?
Allen & Sage Roofing/Building Ltd was incorporated on 4 October 2021, 5 years ago.
Who runs Allen & Sage Roofing/Building Ltd?
Allen & Sage Roofing/Building Ltd has 2 active directors, the longest-serving appointed in Oct 2021. Their names and service addresses are on the Companies House register.
Who owns Allen & Sage Roofing/Building Ltd?
2 people or companies have significant control of Allen & Sage Roofing/Building Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Allen & Sage Roofing/Building 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 Allen & Sage Roofing/Building 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.