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- Mainstream Cleaning Ltd
Company profile · Cleaning companies
Mainstream Cleaning Ltd
Mainstream Cleaning Ltd is a 15-year-old private limited company registered in Bagshot, company number 07531113, one of 12 cleaning companies in Bagshot. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 28 February 2025, as filed at Companies House.
Mainstream Cleaning Ltd over the years
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 £189K (+166.3%) on the year before, to £303K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £332K against £85K owed within a year: 3.9 times cover.
- 65 employees on average, up from 60 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £303K | £105K | £332K | £85K | 65 |
| 28 Feb 2024 | £114K | £81K | £282K | £181K | 60 |
| 28 Feb 2023 | £3,628 | £130K | £93K | 42 | |
| 28 Feb 2022 | £1,586 | £72K | £30K | 33 | |
| 28 Feb 2021 | £2,453 | £81K | £42K | 39 | |
| 29 Feb 2020 | £2,453 | £39K | £46K | 38 | |
| 28 Feb 2019 | £11K | £10K | £77K | £72K | 38 |
| 28 Feb 2018 | £27K | £16K | £72K | £52K | 45 |
| 28 Feb 2017 | £16K | £11K | £44K | £33K | 40 |
| 29 Feb 2016 | £2,708 | £5,828 | £28K | £32K |
Where Mainstream Cleaning Ltd is registered
The registered office is in Bagshot (GU19), in the Surrey Heath local authority area, South East. Show GU19 5QR on a map.
Other trade companies in GU19
- Roof Secure LimitedRoofers
- WRG Contractors LimitedRoofers
- Embercourt Developments LtdProperty developers
- Ridgevale Supplies LimitedMotor traders
- Berkshire Balconies LtdInstallers
- Ik Developments LtdFinishing trades
- Excela Construction Services LimitedInstallers
- CPL Renovations LtdBuilders
What happens if Mainstream Cleaning 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 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 07531113
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 February 2011 (15 years ago)
- Registered office
- 5 Southwick, Bagshot, GU19 5QR
- Nature of business
- General cleaning of buildings (SIC 81210)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 2 November 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 Bagshot
Other active cleaning companies registered in Bagshot.
- Prestige Surface Care Ltd2026
- Pristine Valeting Centre Bagshot Ltd2025
- Proshine Solutions Limited2022
- Superior Cleaners Limited2004
- The Green Clean Surrey Ltd2025
- VHL Autos and Detailing Ltd2023
- Elvnnia Limited2019
- H & S Drain Care Limited2002
All cleaning companies in Bagshot · All trades in Bagshot · Cleaning companies across the UK
Frequently asked questions
When are Mainstream Cleaning Ltd's accounts due?
Mainstream Cleaning Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Mainstream Cleaning Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Mainstream Cleaning Ltd still trading?
Mainstream Cleaning 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 Mainstream Cleaning Ltd do?
Mainstream Cleaning Ltd is registered under General cleaning of buildings (SIC 81210).
How old is Mainstream Cleaning Ltd?
Mainstream Cleaning Ltd was incorporated on 16 February 2011, 15 years ago.
What is the penalty if Mainstream Cleaning 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 Mainstream Cleaning 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.