- Companies
- Joiners and carpenters
- Rochford
- Thermoshield Windows Limited
Thermoshield Windows Limited
- Company number
- 01744625
- Incorporated
- 8 Aug 198343 years trading
- Registered office
- 11 Purdeys Way, Rochford, SS4 1ND
- Nature of business
- Joinery installation; Glazing
Thermoshield Windows Limited is a 43-year-old private limited company registered in Rochford, company number 01744625, one of 16 joinery companies in Rochford. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 £98K (+7.3%) on the year before, to £1.4M.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £908K against £435K owed within a year: 2.1 times cover.
- 20 employees on average, down from 21 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £1.4M | £95K | £908K | £435K | 20 |
| 31 Dec 2024 | £1.3M | £62K | £832K | £283K | 21 |
| 31 Dec 2023 | £1.4M | £201K | £1.3M | £735K | 22 |
| 31 Dec 2022 | £1.4M | £284K | £1.2M | £623K | 27 |
| 31 Dec 2021 | £1.1M | £241K | £1.4M | £805K | 26 |
| 31 Dec 2020 | £979K | £154K | £1M | £757K | 26 |
| 31 Dec 2019 | £699K | £393K | £897K | £664K | 26 |
| 31 Dec 2018 | £580K | £692K | £624K | 26 | |
| 31 Dec 2017 | £472K | £314K | £809K | £748K | 26 |
| 31 Dec 2016 | £421K | £312K | £786K | £659K | 31 |
Public contracts won
Thermoshield Windows Limited has 6 public sector contract awards on record; the ones with their own published value total £8.2M, from 2016 to 2020. Source: Contracts Finder and Find a Tender award notices. These were matched by the company's exact name because the notice gave no company number.
Awards by year
Main buyers
- South Essex Homes Ltd2 awards
- Metropolitan Housing Trust Limited and Thames Valley Housing Association Limited1 award
- South Essex Homes1 award
- Southend-on-Sea Borough Council1 award
- Southend-on-sea Borough Council1 award
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Metropolitan Housing Trust Limited and Thames Valley Housing Association Limited | MTVH Window and Door Term Programme | £4.8M | 24 Feb 2020 |
| South Essex Homes | CP1920-05 Contract for Provision of Works for Window and Door Renewals | £1.6M | 5 Dec 2019 |
| Southend-on-Sea Borough Council | SBC Prj 1579 - Chalkwell Junior Window and Door Replacement | £57K | 6 Jun 2019 |
| South Essex Homes Ltd | GB-Southend on Sea: M1718-11 Window & Door Replacements | £1.5M | 4 Jan 2018 |
| Southend-on-sea Borough Council | Project 1459 â Replacement Windows at Our Lady of Ransom Catholic Primary School, Rayleigh, Essex | £127K | 12 Oct 2016 |
| South Essex Homes Ltd | GB-Southend on Sea: M1516/08A - Window Component Renewals at Sutton Court and Snakes Lane | £188K | 18 Jan 2016 |
Where Thermoshield Windows Limited is registered
The registered office is in Rochford (SS4), in the Rochford local authority area, East of England. Show SS4 1ND on a map.
Other trade companies in SS4
- DJ Environmental LimitedSpecialist contractors
- Windles Windows LtdGlaziers
- Cassell Solutions LimitedSpecialist contractors
- Jdloading LtdSpecialist contractors
- MM Groundwork’S & Building Services LtdFinishing trades
- Hart Mep LimitedSpecialist contractors
- CP12 Gas LimitedPlumbers and heating engineers
- John Parker Motorcycles LtdMotor traders
Also registered at this address
2 other companies use the same registered office as Thermoshield Windows Limited.
- Fine Build Homes LimitedProperty developers
- SGB Windows and Doors LtdInstallers
What happens if Thermoshield Windows 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 01744625
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 August 1983 (43 years ago)
- Registered office
- 11 Purdeys Way, Rochford, SS4 1ND
- Nature of business
- Joinery installation (SIC 43320)
Glazing (SIC 43342) - Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 3 June 2026
- Charges (mortgages)
- 2 outstanding of 7 registered
Filing notes for joinery companies
Joinery companies can carry stock and work in progress at the year end, especially bespoke workshop work, and that figure moves the profit for the year.
Similar companies in Rochford
Other active joinery companies registered in Rochford.
- Arcus Projects Limited2025
- Ayanza Joinery Limited2025
- Brien Joinery Limited2003
- C100 Bespoke Fitted Furniture Ltd2026
- JJB Joinery & Locksmiths Ltd2024
- Jla Carpentry and Building Services Ltd2011
- JTL Interiors Ltd2021
- K Lacey Construction Ltd2020
All joinery companies in Rochford · All trades in Rochford · Joiners and carpenters across the UK
Frequently asked questions
When are Thermoshield Windows Limited's accounts due?
Thermoshield Windows Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Thermoshield Windows Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Thermoshield Windows Limited still trading?
Thermoshield Windows 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 Thermoshield Windows Limited do?
Thermoshield Windows Limited is registered under Joinery installation (SIC 43320); Glazing (SIC 43342).
How old is Thermoshield Windows Limited?
Thermoshield Windows Limited was incorporated on 8 August 1983, 43 years ago.
Has Thermoshield Windows Limited won public sector contracts?
Yes. Thermoshield Windows Limited has 6 contract awards from public bodies on Contracts Finder and Find a Tender (those with their own published value total £8.2M), most recently from Metropolitan Housing Trust Limited and Thames Valley Housing Association Limited.
What is the penalty if Thermoshield Windows 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 Thermoshield Windows 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.