- Companies
- Cleaning companies
- Plymouth
- Block Clean (SW) Limited
Block Clean (SW) Limited
- Company number
- 10311588
- Incorporated
- 4 Aug 201610 years trading
- Registered office
- 10 Drake Mill Business Park Estover Road, Estover, Plymouth, Devon, PL6 7PS
- Nature of business
- Specialised cleaning services
Block Clean (SW) Limited is a 10-year-old private limited company registered in Plymouth, company number 10311588, one of 121 cleaning companies in Plymouth. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £8,632 (+15.6%) on the year before, to £64K.
- Net assets rose in 6 of 8 year-on-year comparisons on record.
- Current assets of £71K against £13K owed within a year: 5.6 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 9 years, 2018 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £64K | £71K | £13K | 1 | |
| 31 Mar 2025 | £55K | £79K | £24K | 2 | |
| 31 Mar 2024 | £25K | £40K | £15K | 2 | |
| 31 Mar 2023 | £31K | £44K | £14K | 2 | |
| 31 Mar 2022 | £141K | £168K | £27K | 2 | |
| 31 Mar 2021 | £117K | £128K | £19K | 2 | |
| 31 Mar 2020 | £90K | £95K | £21K | 2 | |
| 31 Mar 2019 | £64K | £61K | £21K | ||
| 31 Mar 2018 | £25K | £29K | £6,254 |
Where Block Clean (SW) Limited is registered
The registered office is in Plymouth (PL6), in the Plymouth local authority area, South West. Show PL6 7PS on a map.
Other trade companies in PL6
- Transit Garage SW LimitedMechanics and garages
- Drilling Consultants LimitedCivil engineering
- A-Frame Scaffolding LimitedScaffolders
- SW Plantroom Partners LtdPlumbers and heating engineers
- Trueline (SW) LtdJoiners and carpenters
- Prime Plumbing & Heating SW LtdPlumbers and heating engineers
- New Cut Carpentry LimitedJoiners and carpenters
- Sos 360 LtdBuilders
Also registered at this address
6 other companies use the same registered office as Block Clean (SW) Limited.
- Gwydyr House Services LtdJoiners and carpenters
- J J P Landscaping Services LimitedLandscapers and gardeners
- L A K Carpentry Services LimitedSpecialist contractors
- Rob Attridge Decorating LimitedPainters and decorators
- T G K Carpentry Services LimitedSpecialist contractors
- Ultimate Driveways South West LimitedSpecialist contractors
What happens if Block Clean (SW) 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 10311588
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 August 2016 (10 years ago)
- Registered office
- 10 Drake Mill Business Park Estover Road, Estover, Plymouth, Devon, PL6 7PS
- Nature of business
- Specialised cleaning services (SIC 81222)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 3 August 2026
- Previous names
- Block Clean (External) S W Limited (until 24 Nov 2017)
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 Plymouth
Other active cleaning companies registered in Plymouth.
- Brighter Property Management Ltd2026
- Brightsidesw Ltd2023
- Carlton Cleaning Contractors Limited2003
- Carol Dantas Services Ltd2025
- CCS Commercial Cleaning Ltd2023
- Classclean Solutions Ltd2025
- Classic Modern Retro Ltd2022
- Clean View Cleaning Services Ltd2025
All cleaning companies in Plymouth · All trades in Plymouth · Cleaning companies across the UK
Frequently asked questions
When are Block Clean (SW) Limited's accounts due?
Block Clean (SW) Limited's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Block Clean (SW) Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Block Clean (SW) Limited still trading?
Block Clean (SW) 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 Block Clean (SW) Limited do?
Block Clean (SW) Limited is registered under Specialised cleaning services (SIC 81222).
How old is Block Clean (SW) Limited?
Block Clean (SW) Limited was incorporated on 4 August 2016, 10 years ago.
What is the penalty if Block Clean (SW) 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 Block Clean (SW) 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.