- Company number
- 03834416
- Incorporated
- 1 Sep 199927 years trading
- Registered office
- Janelle House, Hartham Lane, Hertford, Hertfordshire, SG14 1QN
- Nature of business
- Roofing activities
A10 Roofing (London) Limited is a 27-year-old private limited company registered in Hertford, company number 03834416, one of 20 roofing companies in Hertford. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 A10 Roofing (London) LimitedOr 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 £8,308 (+91.6%) on the year before, to £17K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £43K against £26K owed within a year: 1.7 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £17K | £43K | £26K | 2 | |
| 31 Aug 2024 | £9,074 | £45K | £33K | 2 | |
| 31 Aug 2023 | -£15K | £0 | £48K | £56K | 2 |
| 31 Aug 2022 | -£6,342 | £3 | £41K | £35K | 2 |
| 31 Aug 2021 | £10 | £6,798 | £72K | £52K | 2 |
| 31 Aug 2020 | £42 | £30K | £119K | £96K | 2 |
| 31 Aug 2019 | £56 | £1 | £103K | £109K | 2 |
| 31 Aug 2018 | £60 | £1 | £77K | £80K | 2 |
| 31 Aug 2017 | £487 | £1 | £116K | £124K | 2 |
| 31 Aug 2016 | £60 | £1 | £107K | £119K |
Where A10 Roofing (London) Limited is registered
The registered office is in Hertford (SG14), in the East Hertfordshire local authority area, East of England. Show SG14 1QN on a map.
Other trade companies in SG14
- Bespoke Performance Training LimitedMotor traders
- Ak Collectibles LimitedMotor traders
- Hoe Lane LimitedProperty developers
- Meads Plumbing & Heating LimitedPlumbers and heating engineers
- SRP Plumbing Services LtdPlumbers and heating engineers
- Worster and Son LimitedFinishing trades
- Recovery and Garage Services LimitedMechanics and garages
- The Village Home & Garden Company LtdFinishing trades
Also registered at this address
12 other companies use the same registered office as A10 Roofing (London) Limited.
- CWB Development Consultants LimitedProperty developers
- Eastern Services UK LimitedElectricians
- Equinox Planning and Development LimitedProperty developers
- Express Water Tanks LimitedPlumbers and heating engineers
- Inception Building Contractors LimitedBuilders
- J H Fage & Son LimitedPlumbers and heating engineers
- Mardea Construction LimitedBuilders
- Martin Glazebrook Mechanical Services LtdMachinery repair and installation
- MM Electrics LimitedElectricians
- New World Builders LimitedBuilders
- New World Property Development LimitedBuilders
- R A Neve & Company LimitedBuilders
What happens if A10 Roofing (London) 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 03834416
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 September 1999 (27 years ago)
- Registered office
- Janelle House, Hartham Lane, Hertford, Hertfordshire, SG14 1QN
- Nature of business
- Roofing activities (SIC 43910)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 25 August 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
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 Hertford
Other active roofing companies registered in Hertford.
- Any Day Roofing Ltd2024
- Astral Roofing Limited2021
- Atlas Roofing & Building Contractors Ltd2025
- BGC Roofing Services Limited2017
- C & R Building Solutions Limited2016
- C.S Roofing Services Limited2019
- Hertford Roofing Limited2007
- JBR Contracts Ltd2013
All roofing companies in Hertford · All trades in Hertford · Roofers across the UK
Frequently asked questions
When are A10 Roofing (London) Limited's accounts due?
A10 Roofing (London) Limited's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is A10 Roofing (London) Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is A10 Roofing (London) Limited still trading?
A10 Roofing (London) 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 A10 Roofing (London) Limited do?
A10 Roofing (London) Limited is registered under Roofing activities (SIC 43910).
How old is A10 Roofing (London) Limited?
A10 Roofing (London) Limited was incorporated on 1 September 1999, 27 years ago.
What is the penalty if A10 Roofing (London) 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 A10 Roofing (London) 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.