- Company number
- 12560584
- Incorporated
- 16 Apr 20206 years trading
- Registered office
- 310 Stafford Road, Croydon, Surrey, CR0 4NH
- Nature of business
- Roofing activities
Smartroof Construction Ltd is a 6-year-old private limited company registered in Croydon, company number 12560584, one of 40 roofing companies in Croydon. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Smartroof Construction LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £18K (+13.7%) on the year before, to £150K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £425K against £333K owed within a year: 1.3 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £150K | £425K | £333K | 3 | |
| 31 Mar 2024 | £132K | £223K | £148K | 3 | |
| 31 Mar 2023 | £61K | £94K | £81K | 2 | |
| 31 Mar 2022 | £28K | £95K | £78K | 1 | |
| 31 Mar 2021 | £43K | £90K | £63K | 1 |
Who runs and owns Smartroof Construction Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| N*** B*** | Director | Apr 2020 |
Person with significant control
Where Smartroof Construction Ltd is registered
The registered office is in Croydon (CR0), in the Sutton local authority area, London. Show CR0 4NH on a map.
Other trade companies in CR0
- Linx Render LimitedBuilders
- Horus Properly Renovation LimitedBuilders
- Auto & Repairs London LtdMotor traders
- Diyour-Self LtdFloor and wall tilers
- Premier Kitchen Installations LimitedJoiners and carpenters
- VR1 Construct LtdBuilders
- Simply Exterior Solutions LimitedCleaning companies
- Kok Cons LtdBuilders
Also registered at this address
15 other companies use the same registered office as Smartroof Construction Ltd.
- Above All Tree Care LimitedLandscapers and gardeners
- Cambridge Autos LtdMotor traders
- Camper and Motorhome Centre LtdMotor traders
- CB Heating & Plumbing LimitedPlumbers and heating engineers
- Code Contractors UK LtdJoiners and carpenters
- Domus Nova Properties LimitedProperty developers
- Dual Access Scaffolding LtdScaffolders
- Graphene Building Group LtdProperty developers
- H & C Construction (UK) LtdFinishing trades
- Healey Construction & Maintenance LtdCivil engineering
- Ildiko Cleaning Service LtdCleaning companies
- J O Plumbing and Heating LtdPlumbers and heating engineers
- Metroglaze (London) LtdGlaziers
- PM Auto Sales LtdMotor traders
- Pro Body Repairs LtdMechanics and garages
What happens if Smartroof 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 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
- 12560584
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 April 2020 (6 years ago)
- Registered office
- 310 Stafford Road, Croydon, Surrey, CR0 4NH
- Nature of business
- Roofing activities (SIC 43910)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 15 April 2026
Filing notes for roofing companies
Roofing companies commonly work under CIS and run vans and access equipment, so CIS deductions and capital allowances are the two things to get right.
Similar companies in Croydon
Other active roofing companies registered in Croydon.
- Thornton Roofing Solutions Ltd2024
- Weathershield Roofing and Property Maintenance Ltd2026
- 4 Seasons Roofing and Maintenance Ltd2025
- A Crown Roofing Ltd2025
- A.R. Gunner Limited1997
- Able Waterproofing Limited1994
- Adrent Limited2022
- Apex Roofing and Guttering Ltd2025
All roofing companies in Croydon · All trades in Croydon · Roofers across the UK
Frequently asked questions
When are Smartroof Construction Ltd's accounts due?
Smartroof Construction Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Smartroof Construction Ltd'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 Smartroof Construction Ltd still trading?
Smartroof 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 Smartroof Construction Ltd do?
Smartroof Construction Ltd is registered under Roofing activities (SIC 43910).
How old is Smartroof Construction Ltd?
Smartroof Construction Ltd was incorporated on 16 April 2020, 6 years ago.
Who runs Smartroof Construction Ltd?
Smartroof Construction Ltd has 1 active director, the longest-serving appointed in Apr 2020. Their names and service addresses are on the Companies House register.
Who owns Smartroof Construction Ltd?
One person or company has significant control of Smartroof Construction Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Smartroof 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 Smartroof 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.