- Companies
- Cleaning companies
- Staines-upon-Thames
- Big Blue Square Limited
Big Blue Square Limited
- Company number
- 05313684
- Incorporated
- 15 Dec 200421 years trading
- Registered office
- Rourke House Watermans Business Park, The Causeway, Staines-upon-Thames, TW18 3BA
- Nature of business
- Other cleaning services
Big Blue Square Limited is a 21-year-old private limited company registered in Staines-upon-Thames, company number 05313684, one of 20 cleaning companies in Staines-upon-Thames. 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 £1,235 (+15.3%) on the year before, to -£6,818.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £7,156 against £14K owed within a year: 0.5 times cover.
- 6 employees on average during the year.
- Balance sheets on record for 6 years, 2021 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | -£6,818 | £7,156 | £14K | 6 | |
| 31 Mar 2025 | -£8,053 | £6,428 | £14K | 6 | |
| 31 Mar 2024 | -£12K | £4,874 | £17K | 8 | |
| 31 Mar 2023 | -£11K | £12K | £22K | 8 | |
| 31 Mar 2022 | £2,652 | £28K | £25K | 6 | |
| 31 Mar 2021 | £11K | £44K | £33K | 6 |
Where Big Blue Square Limited is registered
The registered office is in Staines-upon-Thames (TW18), in the Runnymede local authority area, South East. Show TW18 3BA on a map.
Other trade companies in TW18
- Cleenspace LtdCleaning companies
- Querceto Property LtdProperty developers
- Deep Property Group LtdProperty developers
- Icm Power LtdMachinery repair and installation
- Staines Scooter LtdMotor traders
- JBS All-Trades LtdPlumbers and heating engineers
- Almisor Solar LtdBuilders
- Greenzone Cooling LtdPlumbers and heating engineers
Also registered at this address
6 other companies use the same registered office as Big Blue Square Limited.
- Euro Conexions LtdBuilders
- Team Spirits Airport Operations LimitedProperty developers
- Team Spirits Facilities LtdInstallers
- Uens UK LimitedMachinery repair and installation
- Zi Automotive LtdMotor traders
- Zoltan Landscaping & Construction LtdCivil engineering
What happens if Big Blue Square 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
- 05313684
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 December 2004 (21 years ago)
- Registered office
- Rourke House Watermans Business Park, The Causeway, Staines-upon-Thames, TW18 3BA
- Nature of business
- Other cleaning services (SIC 81299)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 3 December 2025
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 Staines-upon-Thames
Other active cleaning companies registered in Staines-upon-Thames.
- Cleenspace Ltd2026
- Dbad Services Ltd2024
- Envirowise Ltd.2020
- Linela Cleaning Cervices Limited2023
- Maid in Brazil Cleaning Services Limited2014
- Makki Management Limited2018
- Marmar 1 Ltd2010
- Nitya Hygiene Solutions Ltd2023
All cleaning companies in Staines-upon-Thames · All trades in Staines-upon-Thames · Cleaning companies across the UK
Frequently asked questions
When are Big Blue Square Limited's accounts due?
Big Blue Square Limited's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Big Blue Square 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 Big Blue Square Limited still trading?
Big Blue Square 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 Big Blue Square Limited do?
Big Blue Square Limited is registered under Other cleaning services (SIC 81299).
How old is Big Blue Square Limited?
Big Blue Square Limited was incorporated on 15 December 2004, 21 years ago.
What is the penalty if Big Blue Square 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 Big Blue Square 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.