- Companies
- Finishing trades
- Benfleet
- Thermal Windows Ltd
Thermal Windows Ltd
- Company number
- 06761137
- Incorporated
- 28 Nov 200817 years trading
- Registered office
- Fleet House, Unit 3,, 1 Armstrong Road, Benfleet, Essex, SS7 4FH
- Nature of business
- Other building completion and finishing
Thermal Windows Ltd is a 17-year-old private limited company registered in Benfleet, company number 06761137, one of 83 building finishing companies in Benfleet. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 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 £22K (+13.3%) on the year before, to £186K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £236K against £50K owed within a year: 4.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2026 | £186K | £236K | £50K | 1 | |
| 31 May 2025 | £164K | £193K | £30K | 1 | |
| 31 May 2024 | £161K | £206K | £210K | £52K | 1 |
| 31 May 2023 | £146K | £220K | £223K | £81K | 1 |
| 31 May 2022 | £122K | £253K | £135K | 2 | |
| 31 May 2021 | £109K | £268K | £166K | 2 | |
| 31 May 2020 | £105K | £210K | £114K | 2 | |
| 31 May 2019 | £177K | £254K | £89K | 2 | |
| 31 May 2018 | £116K | £210K | £110K | ||
| 31 May 2017 | £122K | £226K | £110K | 2 |
Where Thermal Windows Ltd is registered
The registered office is in Benfleet (SS7), in the Castle Point local authority area, East of England. Show SS7 4FH on a map.
Other trade companies in SS7
- Byways Property Maintenance LtdFinishing trades
- Flowtech Drainage and Groundwork Solutions LimitedCivil engineering
- NMP Property Investors LtdProperty developers
- Apex Engineering PSV Specialist LimitedMechanics and garages
- Maher Heights Scaffolding LtdScaffolders
- Prime & Plaster LtdPlasterers
- Estuary Electrical Solutions LtdElectricians
- DS Garden Maintenance LtdLandscapers and gardeners
Also registered at this address
9 other companies use the same registered office as Thermal Windows Ltd.
- A & A & Father LtdMechanics and garages
- Abs Drainage Services LtdCivil engineering
- Alpine Windows and Doors LtdGlaziers
- C & C Property & Management Services LtdFinishing trades
- Emerson Park Decorators LtdPainters and decorators
- J & M Services Essex LtdProperty developers
- Livermore Plant Hire LtdFinishing trades
- S R Lee Interiors LtdPlumbers and heating engineers
- White Willow Homes LtdInstallers
What happens if Thermal Windows 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 29 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 06761137
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 November 2008 (17 years ago)
- Registered office
- Fleet House, Unit 3,, 1 Armstrong Road, Benfleet, Essex, SS7 4FH
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2026
- Last confirmation statement
- 1 April 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Benfleet
Other active building finishing companies registered in Benfleet.
- Urban Interior Solutions Ltd2004
- Wallis Sheppard Limited2014
- Aisp Ltd2015
- Alltrades Building & Maintenance (Essex) Ltd2009
- Aplan Build Ltd2025
- Asset Contracts Limited2020
- Banks Home Improvements Limited2025
- Blue Egg Services Limited2022
All building finishing companies in Benfleet · All trades in Benfleet · Finishing trades across the UK
Frequently asked questions
When are Thermal Windows Ltd's accounts due?
Thermal Windows Ltd's next accounts are due at Companies House by 29 February 2028 (in 504 days), covering the period to 31 May 2027.
When is Thermal Windows Ltd's CT600 due?
The CT600 for the period to 31 May 2027 is due at HMRC by 31 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2028.
Is Thermal Windows Ltd still trading?
Thermal Windows 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 Thermal Windows Ltd do?
Thermal Windows Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Thermal Windows Ltd?
Thermal Windows Ltd was incorporated on 28 November 2008, 17 years ago.
What is the penalty if Thermal Windows 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 Thermal Windows 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.