- Companies
- Cleaning companies
- Brentwood
- MBK CS Ltd
MBK CS Ltd
- Company number
- 12311651
- Incorporated
- 12 Nov 20196 years trading
- Registered office
- Unit 3E/F Suffolk House Business Park Ashwells Road, Pilgrims Hatch, Brentwood, CM15 9SG
- Nature of business
- Other cleaning services
MBK CS Ltd is a 6-year-old private limited company registered in Brentwood, company number 12311651, one of 59 cleaning companies in Brentwood. Its next accounts are due at Companies House on 29 August 2027, and the CT600 for the period to 29 November 2026 is due at HMRC on 29 November 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 down £120 (-28.1%) on the year before, to £307.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- 2 employees on average during the year.
- Balance sheets on record for 7 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £307 | £2,322 | £2,015 | 2 | |
| 30 Nov 2024 | £427 | £2,568 | £2,141 | 2 | |
| 30 Nov 2023 | £139 | £1,995 | £1,856 | 2 | |
| 29 Nov 2023 | £139 | £1,995 | £1,856 | 2 | |
| 30 Nov 2022 | £378 | £1,237 | £859 | 2 | |
| 30 Nov 2021 | £111 | £1,601 | £1,601 | £1,490 | 1 |
| 30 Nov 2020 | £108 | £2,455 | £2,455 | £2,347 | 1 |
Where MBK CS Ltd is registered
The registered office is in Brentwood (CM15), in the Brentwood local authority area, East of England. Show CM15 9SG on a map.
Other trade companies in CM15
- JJ Freeman Construction LtdGroundworks and demolition
- Sky Loft London LtdFinishing trades
- LDN Systems LtdRoofers
- LDN Traditional Roofing LtdRoofers
- Reactive Roofers LtdRoofers
- K.Fire.Safety LtdElectricians
- Elevation Roofing Group LimitedRoofers
- Krosshatch Creative Concepts LimitedProperty developers
Shared registered office
38 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if MBK CS 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 29 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Aug 2027 to 29 Sep 2027 | £150 |
| 1 to 3 months late | 30 Sep 2027 to 29 Nov 2027 | £375 |
| 3 to 6 months late | 30 Nov 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Nov 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 29 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Nov 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
- 12311651
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 November 2019 (6 years ago)
- Registered office
- Unit 3E/F Suffolk House Business Park Ashwells Road, Pilgrims Hatch, Brentwood, CM15 9SG
- Nature of business
- Other cleaning services (SIC 81299)
- Year end
- 29 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 4 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 Brentwood
Other active cleaning companies registered in Brentwood.
- Meri’S Cleaning Service Ltd2024
- Portet Limited2011
- Primestay Cleaning Co Ltd2026
- Restore and Preserve Limited2019
- Revive Cleaning and Maintenance Limited2007
- S&S Pest Control Ltd2010
- School's Offices Services Limited2003
- Scrub and Shine Ltd2013
All cleaning companies in Brentwood · All trades in Brentwood · Cleaning companies across the UK
Frequently asked questions
When are MBK CS Ltd's accounts due?
MBK CS Ltd's next accounts are due at Companies House by 29 August 2027 (in 320 days), covering the period to 29 November 2026.
When is MBK CS Ltd's CT600 due?
The CT600 for the period to 29 November 2026 is due at HMRC by 29 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 August 2027.
Is MBK CS Ltd still trading?
MBK CS 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 MBK CS Ltd do?
MBK CS Ltd is registered under Other cleaning services (SIC 81299).
How old is MBK CS Ltd?
MBK CS Ltd was incorporated on 12 November 2019, 6 years ago.
What is the penalty if MBK CS 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 MBK CS 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.