- Companies
- Installers
- Sunderland
- Norton Windows Limited
Norton Windows Limited
- Company number
- 12076110
- Incorporated
- 28 Jun 20197 years trading
- Registered office
- 13 Mary Street, Sunderland, SR1 3NH
- Nature of business
- Other construction installation
Norton Windows Limited is a 7-year-old private limited company registered in Sunderland, company number 12076110, one of 46 installation companies (insulation, lifts, shutters and similar) in Sunderland. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £3,010 (-64.1%) on the year before, to £1,687.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- 2 employees on average during the year.
- Balance sheets on record for 4 years, 2020 to 2023.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2023 | £1,687 | £81K | 2 | ||
| 30 Jun 2022 | £4,697 | £60K | 2 | ||
| 30 Jun 2021 | £3,467 | £23K | 2 | ||
| 30 Jun 2020 | £3,210 | £3,100 | 1 |
Where Norton Windows Limited is registered
The registered office is in Sunderland (SR1), in the Sunderland local authority area, North East. Show SR1 3NH on a map.
Other trade companies in SR1
- Zaj General Service LtdMotor traders
- Mike Massey LimitedFinishing trades
- Revs Auto Repairs LimitedMechanics and garages
- Arlind Cleaning Services LtdCleaning companies
- Ready2Let Property Services LtdFinishing trades
- Nexger Build LtdFinishing trades
- C3 Roofing LtdPainters and decorators
- Bigshow Integrated Logistics LtdMotor traders
Also registered at this address
18 other companies use the same registered office as Norton Windows Limited.
- Amk Painting & Decorating LtdPainters and decorators
- Arlind Cleaning Services LtdCleaning companies
- Caspian Building Services LtdFinishing trades
- DM Bespoke Joinery LtdJoiners and carpenters
- Durham Road Hand Carwash LtdCleaning companies
- Finesse Landscapes LtdLandscapers and gardeners
- Four Lane Cars LtdMotor traders
- Korosh Construction LtdFinishing trades
- Lavasan LtdCleaning companies
- Nebuilders LimitedBuilders
- North East Driveway & Home Improvement LtdFinishing trades
- North East Maintenance LtdInstallers
- Prestige Driveways North East LtdInstallers
- Roofing Services North East LtdRoofers
- SCL Joinery & Interiors LtdJoiners and carpenters
- Senso Pro LtdMachinery repair and installation
- Sep Shaz LtdCleaning companies
- Timmey LimitedProperty developers
What happens if Norton Windows 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 12076110
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 June 2019 (7 years ago)
- Registered office
- 13 Mary Street, Sunderland, SR1 3NH
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 11 October 2025
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Sunderland
Other active installation companies (insulation, lifts, shutters and similar) registered in Sunderland.
- Prestige Driveways North East Ltd2025
- Primecraft Renovations Ltd2025
- Reevaoffshore Ltd2023
- Retroflow Group Ltd2025
- Revinson Fire Limited2018
- Rigging Rat Limited2017
- Scott Haley Building Services Ltd2018
- SJC Property Investments Ne Ltd2023
All installation companies (insulation, lifts, shutters and similar) in Sunderland · All trades in Sunderland · Installers across the UK
Frequently asked questions
When are Norton Windows Limited's accounts due?
Norton Windows Limited's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is Norton Windows Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Norton Windows Limited still trading?
Norton Windows 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 Norton Windows Limited do?
Norton Windows Limited is registered under Other construction installation (SIC 43290).
How old is Norton Windows Limited?
Norton Windows Limited was incorporated on 28 June 2019, 7 years ago.
What is the penalty if Norton Windows 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 Norton Windows 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.