- Companies
- Plumbers and heating engineers
- Gravesend
- Thermostatix Limited
Thermostatix Limited
- Company number
- 12473578
- Incorporated
- 20 Feb 20206 years trading
- Registered office
- 1A Saddington Street, Gravesend, DA12 1ED
- Nature of business
- Plumbing, heat and air-conditioning installation
Thermostatix Limited is a 6-year-old private limited company registered in Gravesend, company number 12473578, one of 97 plumbing and heating companies in Gravesend. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £13K on the year before, to £13K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £34K against £43K owed within a year: 0.8 times cover.
- 1 employee 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 |
|---|---|---|---|---|---|
| 28 Feb 2025 | £13K | £15K | £34K | £43K | 1 |
| 29 Feb 2024 | £116 | £18K | £45K | £39K | 1 |
| 28 Feb 2023 | -£5,416 | £8,309 | £29K | £22K | 1 |
| 28 Feb 2022 | £298 | £26K | £48K | £31K | 1 |
| 28 Feb 2021 | £54 | £40K | £50K | £28K | 1 |
Where Thermostatix Limited is registered
The registered office is in Gravesend (DA12), in the Gravesham local authority area, South East. Show DA12 1ED on a map.
Other trade companies in DA12
- Kirkdale Construction Maintenance LimitedProperty developers
- Mech Elec LtdSpecialist contractors
- Ground Forces Construct LtdBuilders
- XL@Cleaning LimitedCleaning companies
- Signature Group Air Conditioning LtdPlumbers and heating engineers
- VS Sekhon LtdFloor and wall tilers
- Kapoor Construction LtdBuilders
- Double D Maintain LtdSpecialist contractors
Also registered at this address
18 other companies use the same registered office as Thermostatix Limited.
- All the Way Electrical LimitedElectricians
- Boyson Services Roofing and Building LtdSpecialist contractors
- Bradshaw Electrical Solutions LimitedElectricians
- Dhinsa Real Estate LimitedBuilders
- Diamond Detailing Kent LimitedCleaning companies
- DK Commercial (Kent) LimitedCleaning companies
- GSD Real Estate LimitedBuilders
- Harvak LtdRoofers
- Hightech Property Maintenance LtdCleaning companies
- Kent Region LimitedCleaning companies
- Lawns and Blooms LimitedLandscapers and gardeners
- Light House Electrical Contractors LtdElectricians
- PST Electrical Services LimitedElectricians
- R&J Electrical LtdElectricians
- R&Z Civil LimitedCivil engineering
- Richardson Safety Consultants LimitedSpecialist contractors
- Sonia Auto Car Care LtdMotor traders
- Wer Compliance Group LtdElectricians
What happens if Thermostatix 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 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 12473578
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 February 2020 (6 years ago)
- Registered office
- 1A Saddington Street, Gravesend, DA12 1ED
- 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 2025
- Last confirmation statement
- 19 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 Gravesend
Other active plumbing and heating companies registered in Gravesend.
- Thomas Lloyd Plumbing & Heating Ltd2015
- Toors Plumbing and Heating Ltd2025
- Trigon Services Ltd2019
- VFL Contractors Ltd2023
- Vortex Plumbing and Drainage Ltd2018
- Wab Plumbing & Heating Ltd2011
- Zen Plumbing & Heating Ltd2019
- A. T. Plumbing and Heating Services Limited2015
All plumbing and heating companies in Gravesend · All trades in Gravesend · Plumbers and heating engineers across the UK
Frequently asked questions
When are Thermostatix Limited's accounts due?
Thermostatix Limited's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Thermostatix Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Thermostatix Limited still trading?
Thermostatix 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 Thermostatix Limited do?
Thermostatix Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Thermostatix Limited?
Thermostatix Limited was incorporated on 20 February 2020, 6 years ago.
What is the penalty if Thermostatix 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 Thermostatix 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.