- Companies
- Cleaning companies
- Poole
- Mack Cleaning Supplies Ltd
Mack Cleaning Supplies Ltd
- Company number
- 12899132
- Incorporated
- 23 Sep 20206 years trading
- Registered office
- 2 Winchester Place, North Street, Poole, BH15 1NX
- Nature of business
- Other cleaning services
Mack Cleaning Supplies Ltd is a 6-year-old private limited company registered in Poole, company number 12899132, one of 102 cleaning companies in Poole. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £16K (+10.2%) on the year before, to £172K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £38K against £89K owed within a year: 0.4 times cover.
- 2 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £172K | £38K | £89K | 2 | |
| 31 Mar 2024 | £156K | £44K | £82K | 2 | |
| 31 Mar 2023 | £142K | £58K | £86K | 4 | |
| 31 Mar 2022 | -£75K | £56K | £58K | 4 | |
| 31 Mar 2021 | £110 | £48K | £48K | 0 |
Where Mack Cleaning Supplies Ltd is registered
The registered office is in Poole (BH15), in the Bournemouth, Christchurch and Poole local authority area, South West. Show BH15 1NX on a map.
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Shared registered office
54 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 Mack Cleaning Supplies 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 12899132
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 September 2020 (6 years ago)
- Registered office
- 2 Winchester Place, North Street, Poole, BH15 1NX
- 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 2025
- Last confirmation statement
- 22 September 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 Poole
Other active cleaning companies registered in Poole.
- Magic Cleaning Services Limited2017
- Maid in Poole Ltd2020
- Maid2Clean Central Manchester Ltd2019
- Maid2Clean South Devon Limited2025
- Maid2Clean West Cornwall Ltd2019
- Maintain UK Drains Limited2006
- Married to the Mop Ltd2019
- MH Window Cleaning Ltd2017
All cleaning companies in Poole · All trades in Poole · Cleaning companies across the UK
Frequently asked questions
When are Mack Cleaning Supplies Ltd's accounts due?
Mack Cleaning Supplies Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Mack Cleaning Supplies Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Mack Cleaning Supplies Ltd still trading?
Mack Cleaning Supplies 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 Mack Cleaning Supplies Ltd do?
Mack Cleaning Supplies Ltd is registered under Other cleaning services (SIC 81299).
How old is Mack Cleaning Supplies Ltd?
Mack Cleaning Supplies Ltd was incorporated on 23 September 2020, 6 years ago.
What is the penalty if Mack Cleaning Supplies 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 Mack Cleaning Supplies 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.