- Companies
- Cleaning companies
- Matrix Office Services Limited
Matrix Office Services Limited
- Company number
- 03924285
- Incorporated
- 11 Feb 200026 years trading
- Registered office
- Dalton House 60 Windsor Avenue, London, SW19 2RR
- Nature of business
- General cleaning of buildings; Window cleaning services; Other cleaning services
Matrix Office Services Limited is a 26-year-old private limited company, company number 03924285, one of the UK's cleaning companies. 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 £21K (+17%) on the year before, to £148K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £293K against £158K owed within a year: 1.9 times cover.
- 10 employees on average, down from 15 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £148K | £293K | £158K | 10 | |
| 31 Mar 2024 | £126K | £168K | £225K | £121K | 15 |
| 31 Mar 2023 | £57K | £241K | £199K | 18 | |
| 31 Mar 2022 | £33K | £236K | £293K | £271K | 12 |
| 31 Mar 2021 | £35K | £214K | £220K | £194K | 4 |
| 31 Mar 2020 | £44K | £32K | £128K | £89K | 12 |
| 31 Mar 2019 | £22K | £55K | £123K | £102K | |
| 31 Mar 2018 | £14K | £103K | £133K | £120K | |
| 31 Mar 2017 | £1,167 | £117K | £117K | ||
| 31 Mar 2016 | £1,740 | £18K | £65K | £64K |
Where Matrix Office Services Limited is registered
The registered office is in the SW19 postcode district, in the Merton local authority area, London. Show SW19 2RR on a map.
Other trade companies in SW19
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- Rainbow One Construction UK LtdSpecialist contractors
- Base Bloc LimitedBuilders
- Concealed Climate LimitedPlumbers and heating engineers
- Morningside LtdProperty developers
- Cupi-Building LtdBuilders
- Crown Infra London LtdBuilders
- Aj & Co One LtdProperty developers
Also registered at this address
1 other company uses the same registered office as Matrix Office Services Limited.
- Rukey Solutions LtdElectricians
What happens if Matrix Office Services 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 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
- 03924285
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 February 2000 (26 years ago)
- Registered office
- Dalton House 60 Windsor Avenue, London, SW19 2RR
- Nature of business
- General cleaning of buildings (SIC 81210)
Window cleaning services (SIC 81221)
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
- 11 May 2026
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
Other active cleaning companies.
Frequently asked questions
When are Matrix Office Services Limited's accounts due?
Matrix Office Services Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Matrix Office Services Limited'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 Matrix Office Services Limited still trading?
Matrix Office Services 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 Matrix Office Services Limited do?
Matrix Office Services Limited is registered under General cleaning of buildings (SIC 81210); Window cleaning services (SIC 81221); Other cleaning services (SIC 81299).
How old is Matrix Office Services Limited?
Matrix Office Services Limited was incorporated on 11 February 2000, 26 years ago.
What is the penalty if Matrix Office Services 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 Matrix Office Services 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.