- Companies
- Plumbers and heating engineers
- Morden
- Garratt Heating Ltd
Garratt Heating Ltd
- Company number
- 10971854
- Incorporated
- 20 Sep 20179 years trading
- Registered office
- Suite 21-25 Marshall House, 124 Middleton Road, Morden, SM4 6RW
- Nature of business
- Plumbing, heat and air-conditioning installation
Garratt Heating Ltd is a 9-year-old private limited company registered in Morden, company number 10971854, one of 52 plumbing and heating companies in Morden. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £4,919 (+155.5%) on the year before, to £1,755.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £41K against £46K owed within a year: 0.9 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £1,755 | £1,720 | £41K | £46K | 0 |
| 30 Sep 2024 | -£3,164 | £22K | £46K | £60K | 3 |
| 30 Sep 2023 | £6,035 | £22K | £43K | £24K | 2 |
| 30 Sep 2022 | £1,130 | £2,724 | £35K | £18K | 2 |
| 30 Sep 2021 | -£6,597 | £15K | £1,879 | 2 | |
| 30 Sep 2020 | £1,107 | £28K | £28K | £6,511 | 2 |
| 30 Sep 2019 | £1,039 | £1,503 | £6,273 | £5,234 | 2 |
| 30 Sep 2018 | £99 | £1,267 | £1,168 | 1 |
Where Garratt Heating Ltd is registered
The registered office is in Morden (SM4), in the Merton local authority area, London. Show SM4 6RW on a map.
Other trade companies in SM4
- Penta Projects LtdFinishing trades
- Vip Autos London LtdMotor traders
- Apx Mobile Mechanics LimitedMechanics and garages
- Global Autos London LtdMotor traders
- Prana Projects LimitedBuilders
- Londons Build UK LtdBuilders
- Hilal Al Emarate Building Cont. and BLDG. Materials TRDG. LtdBuilders
- Parixon LtdElectricians
Also registered at this address
2 other companies use the same registered office as Garratt Heating Ltd.
- Maq London LtdElectricians
- Nusrat Motors LimitedMotor traders
What happens if Garratt Heating 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 10971854
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 September 2017 (9 years ago)
- Registered office
- Suite 21-25 Marshall House, 124 Middleton Road, Morden, SM4 6RW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 31 October 2025
- Previous names
- MKJ Trading Ltd (until 11 Oct 2017)
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 Morden
Other active plumbing and heating companies registered in Morden.
- Gaswaze Ltd2025
- Habitat Expert Limited2015
- Hades Plumbing Ltd2019
- Harrisheat Limited2017
- Hayward Heating and Plumbing Ltd2021
- Heatcool Ltd2026
- Hi Maintenance Plumbing Ltd2026
- Home Climate & Plumbing Service Ltd2020
All plumbing and heating companies in Morden · All trades in Morden · Plumbers and heating engineers across the UK
Frequently asked questions
When are Garratt Heating Ltd's accounts due?
Garratt Heating Ltd's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Garratt Heating Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Garratt Heating Ltd still trading?
Garratt Heating 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 Garratt Heating Ltd do?
Garratt Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Garratt Heating Ltd?
Garratt Heating Ltd was incorporated on 20 September 2017, 9 years ago.
What is the penalty if Garratt Heating 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 Garratt Heating 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.