£1.79m
+9%vs Dec 2023Active02196207Private limited companySouthend On Sea
THERMASEAL WINDOW SYSTEMS LIMITED
Significant control: Graham Paul Jerwood (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Thermaseal Window Systems Limited sell?
Registered activity: Manufacture of other plastic products (SIC 22290). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
THERMASEAL WINDOW SYSTEMS LIMITED is an active private limited company (company number 02196207) incorporated on 19 November 1987, registered in Southend On Sea. Its registered activity is manufacture of other plastic products (SIC 22290). Latest small accounts cover the period ending 31 December 2024, showing net assets of £1.79m and cash of £771k, with 32 employees on average. Net assets rose 9% on the prior period (£1.65m).
Peer position · net assets
By net assets it sits in the top quarter of 83 comparable companies in Essex (median £44k, upper quartile £456k).
02
Ownership and control
- Mr Graham Paul Jerwood
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 19 November 198738 yrs ago
- Next accounts due
- 30 September 202627 days overdue
- Confirmation statement due
- 3 December 2026in 37 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 22290
- Manufacture of other plastic products
- SIC 25120
- Manufacture of doors and windows of metal
- SIC 43342
- Glazing
- Accounts type
- Total Exemption Full
- Size band
- SmallCompanies Act thresholds
05
Financials
£771k
+25%vs Dec 2023Not reported
32
−9%vs Dec 2023| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2024 | £1.79m | £771k | £1.53m | £928k | — | — | 32 |
| 31 December 2023 | £1.65m | £619k | £1.59m | £897k | — | — | 35 |
Current ratio2.77Current assets ÷ creditors within one year
Cash per employee£24kCash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £1,791,509 at 31 December 2024
- Current assets at least 1.5× creditors within one yearCurrent ratio 2.77
- Cash at bank of £50,000 or moreCash £770,909
- Incorporated five or more years agoIncorporated 19 November 1987
- Accounts past their due dateDue 30 September 2026
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 37 days
- Next accounts due27 days overdue
- Accounts period endNet assets £1.79m · small accounts
- Accounts period endNet assets £1.65m · small accounts
- Incorporated
08
Similar companies in Essex
- ALGRAM GROUP LIMITEDSouthend-On-Sea · inc. Nov 1987
- PLASMOLD PLASTICS LIMITEDSouthend On Sea · inc. Apr 1988
- K2 ASSOCIATES LIMITEDBishop'S Stortford · inc. Apr 1988
- ESSEX INJECTION MOULDINGS LIMITEDLeigh-On-Sea · inc. Jun 1987
- SPA-TEC (UK) LIMITEDPaycocke Road · inc. Jun 1988
- MASTERFRAME WINDOWS LIMITEDEssex · inc. Jun 1988
All companies incorporated on 19 November 1987 · in Nov 1987.
09
Reminders for THERMASEAL WINDOW SYSTEMS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.