- Companies
- Plumbers and heating engineers
- London
- Matrix Cooling Ltd
Matrix Cooling Ltd
- Company number
- 13059395
- Incorporated
- 3 Dec 20205 years trading
- Registered office
- 8-42 Kinkoa House, ST. Davids Square, London, E14 3WA
- Nature of business
- Plumbing, heat and air-conditioning installation
Matrix Cooling Ltd is a 5-year-old private limited company registered in London, company number 13059395, one of 2,972 plumbing and heating companies in London. Companies House shows its accounts as overdue: they were due on 30 September 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Matrix Cooling LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £19K (-170%) on the year before, to -£31K.
- Net assets rose in 0 of 3 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2021 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | -£31K | £17K | £48K | 0 | |
| 31 Dec 2023 | -£11K | £34K | £46K | 0 | |
| 31 Dec 2022 | -£7,488 | £26K | £33K | 0 | |
| 31 Dec 2021 | -£568 | £1,592 | £2,160 | 0 |
Who runs and owns Matrix Cooling Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| J*** V*** | Director | Nov 2022 |
| J*** V*** | Director | Sep 2026 |
3 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| K*** T*** | Secretary | Dec 2020 | Dec 2022 |
| K*** T*** | Director | Dec 2020 | Aug 2023 |
| M*** V*** | Director | Nov 2024 | Sep 2026 |
Person with significant control
Where Matrix Cooling Ltd is registered
The registered office is in London (E14), in the Tower Hamlets local authority area, London. Show E14 3WA on a map.
Other trade companies in E14
- Clarke & Lloyds Technologies LtdSpecialist contractors
- London Dev Grays LimitedProperty developers
- London Dev Sittingbourne LimitedProperty developers
- London Dev Dagenham LimitedProperty developers
- JK Motor Vehicles LtdMotor traders
- Eilunio LtdProperty developers
- Gasi Cleaning Co LtdCleaning companies
- Lustrouk LimitedCleaning companies
What happens if Matrix Cooling Ltd files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2026 to 31 Oct 2026 | £150 |
| 1 to 3 months late | 1 Nov 2026 to 31 Dec 2026 | £375 |
| 3 to 6 months late | 1 Jan 2027 to 31 Mar 2027 | £750 |
| More than 6 months late | From 1 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- 13059395
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 December 2020 (5 years ago)
- Registered office
- 8-42 Kinkoa House, ST. Davids Square, London, E14 3WA
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 11 November 2025
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in London
Other active plumbing and heating companies registered in London.
- Matthews Building Solutions Ltd2026
- Matworks Heating & Plumbing Ltd2026
- Maw Construction Group Ltd2023
- Max Lee Robinsons Property Services Ltd2026
- Maxcool Ltd2026
- Maxflow Solutions Ltd2022
- Maximum Gas Ltd2023
- Maxwell Heating Limited2011
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Matrix Cooling Ltd's accounts due?
Matrix Cooling Ltd's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.
When is Matrix Cooling Ltd's CT600 due?
The CT600 for the period to 31 December 2025 is due at HMRC by 31 December 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2026.
Is Matrix Cooling Ltd still trading?
Matrix Cooling Ltd is listed as active on the Companies House register (checked 12 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 Cooling Ltd do?
Matrix Cooling Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Matrix Cooling Ltd?
Matrix Cooling Ltd was incorporated on 3 December 2020, 5 years ago.
Who runs Matrix Cooling Ltd?
Matrix Cooling Ltd has 2 active directors, the longest-serving appointed in Nov 2022. Their names and service addresses are on the Companies House register.
Who owns Matrix Cooling Ltd?
One person or company has significant control of Matrix Cooling Ltd: an individual (owns 50% to 75% of the shares).
What is the penalty if Matrix Cooling 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 Matrix Cooling Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.