- Companies
- Cleaning companies
- Birmingham
- Sonic Cleaning UK Ltd
Sonic Cleaning UK Ltd
- Company number
- 12909260
- Incorporated
- 28 Sep 20206 years trading
- Registered office
- 8 Stanmore RD, Stanmore Road, Birmingham, Westmidland, B16 9TA
- Nature of business
- General cleaning of buildings; Window cleaning services; Specialised cleaning services; Other building and industrial cleaning activities
Sonic Cleaning UK Ltd is a 6-year-old private limited company registered in Birmingham, company number 12909260, one of 688 cleaning companies in Birmingham. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £1,422 (+107.6%) on the year before, to £100.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £5,960 against £5,860 owed within a year: 1.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 |
|---|---|---|---|---|---|
| 30 Sep 2025 | £100 | £2,039 | £5,960 | £5,860 | 0 |
| 30 Sep 2024 | -£1,322 | £4,415 | £5,439 | 0 | |
| 30 Sep 2023 | £170 | £18K | £18K | 0 | |
| 30 Sep 2022 | -£483 | £127 | £4,730 | 0 | |
| 30 Sep 2021 | £8,720 | £2,719 | 0 |
Where Sonic Cleaning UK Ltd is registered
The registered office is in Birmingham (B16), in the Birmingham local authority area, West Midlands. Show B16 9TA on a map.
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What happens if Sonic Cleaning UK 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 12909260
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 September 2020 (6 years ago)
- Registered office
- 8 Stanmore RD, Stanmore Road, Birmingham, Westmidland, B16 9TA
- Nature of business
- General cleaning of buildings (SIC 81210)
Window cleaning services (SIC 81221)
Specialised cleaning services (SIC 81222)
Other building and industrial cleaning activities (SIC 81229) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 26 September 2026
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Birmingham
Other active cleaning companies registered in Birmingham.
- Sorted Property Maintenance Ltd2026
- Sosas Touch Limited2025
- Sparkle Clean Ltd2026
- Sparklebrum Ltd2026
- Sparkleklin Ltd2025
- Sparklez Cleaning Solutions Ltd2024
- Sparkling Cleaning 247 Limited2025
- Sparkling Solutions Pro Ltd2026
All cleaning companies in Birmingham · All trades in Birmingham · Cleaning companies across the UK
Frequently asked questions
When are Sonic Cleaning UK Ltd's accounts due?
Sonic Cleaning UK Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Sonic Cleaning UK Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Sonic Cleaning UK Ltd still trading?
Sonic Cleaning UK Ltd is listed as active on the Companies House register (checked 12 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 Sonic Cleaning UK Ltd do?
Sonic Cleaning UK Ltd is registered under General cleaning of buildings (SIC 81210); Window cleaning services (SIC 81221); Specialised cleaning services (SIC 81222); Other building and industrial cleaning activities (SIC 81229).
How old is Sonic Cleaning UK Ltd?
Sonic Cleaning UK Ltd was incorporated on 28 September 2020, 6 years ago.
What is the penalty if Sonic Cleaning UK 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 Sonic Cleaning UK Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.