- Companies
- Mechanics and garages
- Norwich
- SW Alloys Ltd
SW Alloys Ltd
- Company number
- 11181959
- Incorporated
- 1 Feb 20188 years trading
- Registered office
- The Union Suite the Union Building, 51-59 Rose Lane, Norwich, Norfolk, NR1 1BY
- Nature of business
- Maintenance and repair of motor vehicles
SW Alloys Ltd is a 8-year-old private limited company registered in Norwich, company number 11181959, one of 251 vehicle repair garages in Norwich. 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.
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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 up £123K (+30.9%) on the year before, to £522K.
- Net assets rose in 6 of 6 year-on-year comparisons on record.
- Current assets of £606K against £127K owed within a year: 4.8 times cover.
- 4 employees on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £522K | £606K | £127K | 4 | |
| 31 Mar 2024 | £399K | £520K | £166K | 4 | |
| 31 Mar 2023 | £293K | £374K | £124K | 4 | |
| 31 Mar 2022 | £229K | £282K | £78K | 4 | |
| 31 Mar 2021 | £122K | £239K | £142K | 4 | |
| 31 Mar 2020 | £53K | £166K | £143K | 3 | |
| 31 Mar 2019 | £25K | £99K | £106K |
Where SW Alloys Ltd is registered
The registered office is in Norwich (NR1), in the Norwich local authority area, East of England. Show NR1 1BY on a map.
Other trade companies in NR1
- Simon Lawrence LtdFinishing trades
- Coastal Boutique Cleaning Company LtdCleaning companies
- Rise Roofing Anglia LimitedRoofers
- BT Landscaping & Maintenance LimitedLandscapers and gardeners
- Per Aera LtdSpecialist contractors
- Mci Mechanical and Electrical LimitedElectricians
- Fanf LtdElectricians
- Star Valeting & Tyres LtdMechanics and garages
Also registered at this address
20 other companies use the same registered office as SW Alloys Ltd.
- 4Everwood LimitedJoiners and carpenters
- Active Servicing UK LimitedCleaning companies
- Agr Autos LtdMechanics and garages
- Anglia Hygiene LtdCleaning companies
- Brunton Builders LtdBuilders
- Canning Electrical LimitedElectricians
- CB Design & Build Services LtdFinishing trades
- Dawson Brown LtdProperty developers
- J. N. Roofing LtdRoofers
- JB Cleaning Services (Norwich) LtdCleaning companies
- Mason Decorators LimitedPainters and decorators
- Maycraft (Boat Service) LimitedMachinery repair and installation
- Norfolk Lifting Services LimitedSpecialist contractors
- Norwich Building Services LimitedBuilders
- P. Casey Builders LtdCivil engineering
- Purple Property LimitedProperty developers
- RDW Construction LtdInstallers
- Redo Kitchens LtdRepair services
- Rennie Construction LtdProperty developers
- Roland Chapman Electrical LimitedElectricians
What happens if SW Alloys 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
- 11181959
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 February 2018 (8 years ago)
- Registered office
- The Union Suite the Union Building, 51-59 Rose Lane, Norwich, Norfolk, NR1 1BY
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 31 January 2026
Filing notes for vehicle repair garages
Garages hold parts stock and often own diagnostic equipment and ramps, which qualify for capital allowances.
Similar companies in Norwich
Other active vehicle repair garages registered in Norwich.
- Tem Motors Ltd2025
- The Bodycentre Limited2002
- The Caravan Gurus Ltd2024
- The Coachworks ( East) Ltd2025
- The Garage Centre Ltd2025
- The MOT Bay Ltd2026
- Thorpe End Garage Limited2006
- Thurton Auto Centre Ltd2024
All vehicle repair garages in Norwich · All trades in Norwich · Mechanics and garages across the UK
Frequently asked questions
When are SW Alloys Ltd's accounts due?
SW Alloys 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 SW Alloys 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 SW Alloys Ltd still trading?
SW Alloys 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 SW Alloys Ltd do?
SW Alloys Ltd is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is SW Alloys Ltd?
SW Alloys Ltd was incorporated on 1 February 2018, 8 years ago.
What is the penalty if SW Alloys 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 SW Alloys 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.