- Companies
- Plumbers and heating engineers
- Leigh-on-Sea
- THD Maintenance Group Limited
THD Maintenance Group Limited
- Company number
- 12446645
- Incorporated
- 6 Feb 20206 years trading
- Registered office
- Top Floor, 10 the Broadway, Leigh-on-Sea, Essex, SS9 1AW
- Nature of business
- Plumbing, heat and air-conditioning installation
THD Maintenance Group Limited is a 6-year-old private limited company registered in Leigh-on-Sea, company number 12446645, one of 60 plumbing and heating companies in Leigh-on-Sea. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 2028.
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 £10K on the year before, to £11K.
- Net assets rose in 1 of 5 year-on-year comparisons on record.
- Current assets of £37K against £34K owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2021 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | £11K | £238 | £37K | £34K | 1 |
| 28 Feb 2025 | £168 | £1,309 | £24K | £24K | 1 |
| 29 Feb 2024 | £660 | £633 | £356 | 1 | |
| 28 Feb 2023 | £825 | £963 | £521 | 1 | |
| 28 Feb 2022 | £990 | £627 | £20 | 0 | |
| 28 Feb 2021 | £1,155 | £627 | £145 | 1 |
Who runs and owns THD Maintenance Group Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| S*** G*** | Director | Feb 2020 |
Person with significant control
Where THD Maintenance Group Limited is registered
The registered office is in Leigh-on-Sea (SS9), in the Southend-on-Sea local authority area, East of England. Show SS9 1AW on a map.
Other trade companies in SS9
- Cheap Locksmith Essex LtdRepair services
- Alexander Hall Real Estate LtdProperty developers
- Britannia Roofing & Dampproofing LtdRoofers
- Elite Build & Co (Essex) LtdBuilders
- High Lift Scaffold LimitedScaffolders
- Hill's Plumbing, Heating & Gas LtdPlumbers and heating engineers
- MTS Piling LimitedSpecialist contractors
- Install & Transport LimitedMachinery repair and installation
Shared registered office
208 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 THD Maintenance Group 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 30 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2029 | 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
- 12446645
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 February 2020 (6 years ago)
- Registered office
- Top Floor, 10 the Broadway, Leigh-on-Sea, Essex, SS9 1AW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 5 February 2026
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 Leigh-on-Sea
Other active plumbing and heating companies registered in Leigh-on-Sea.
- The Building Megastore Limited2020
- Trueflow Heating & Plumbing Limited2012
- Aaa Services (Essex) Limited2005
- Agk Heating Ltd2025
- Airrite Limited2025
- Allen Clarke Mechanical Services Limited2015
- Anderson Brothers Plumbing Heating & Property Maintenance Limited2010
- Anderson Heating and Plumbing Ltd2025
All plumbing and heating companies in Leigh-on-Sea · All trades in Leigh-on-Sea · Plumbers and heating engineers across the UK
Frequently asked questions
When are THD Maintenance Group Limited's accounts due?
THD Maintenance Group Limited's next accounts are due at Companies House by 30 November 2027 (in 413 days), covering the period to 28 February 2027.
When is THD Maintenance Group Limited's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is THD Maintenance Group Limited still trading?
THD Maintenance Group 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 THD Maintenance Group Limited do?
THD Maintenance Group Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is THD Maintenance Group Limited?
THD Maintenance Group Limited was incorporated on 6 February 2020, 6 years ago.
Who runs THD Maintenance Group Limited?
THD Maintenance Group Limited has 1 active director, the longest-serving appointed in Feb 2020. Their names and service addresses are on the Companies House register.
Who owns THD Maintenance Group Limited?
One person or company has significant control of THD Maintenance Group Limited: an individual (owns 75% or more of the shares).
What is the penalty if THD Maintenance Group 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 THD Maintenance Group 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.