£1.74m
−8%vs Dec 2024Active00882439Private limited companySevenoaks
ALPHA THERM LIMITED
Significant control: Romano Amadei (25–50%), Alfredo Amadei (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Alpha Therm Limited sell?
Registered activity: Manufacture of central heating radiators and boilers (SIC 25210). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
ALPHA THERM LIMITED is an active private limited company (company number 00882439) incorporated on 29 June 1966, registered in Sevenoaks. Its registered activity is manufacture of central heating radiators and boilers (SIC 25210). Latest full accounts cover the period ending 31 December 2025, showing net assets of £1.74m and cash of £3.90m, with 79 employees on average. Net assets fell 8% on the prior period (£1.90m).
Peer position · net assets
By net assets it sits in the top quarter of 128 comparable companies in the UK (median £1,747, upper quartile £54k).
02
Ownership and control
- Mr Romano Amadei
- owns 25–50% of shares
- Mr Alfredo Amadei
- owns 25–50% of shares
- Lia Azzini
- has significant influence or control
- Immerfin Spa
- owns 75–100% of shares
- Elisa Frati
- has significant influence or control
- Alessandro Carra
- has significant influence or control
- Gionata Carra
- has significant influence or control
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
- 29 June 196660 yrs ago
- Next accounts due
- 30 September 2027in 339 days
- Confirmation statement due
- 13 July 2027in 260 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 25210
- Manufacture of central heating radiators and boilers
- Accounts type
- Full
- Size band
- SmallCompanies Act thresholds
05
Financials
£3.90m
−23%vs Dec 2024Not reported
79
−1%vs Dec 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2025 | £1.74m | £3.90m | £4.91m | — | — | £842k | 79 |
| 31 December 2024 | £1.90m | £5.07m | £5.49m | — | — | £1.23m | 80 |
| 31 December 2023 | — | — | — | — | — | — | — |
Cash per employee£49kCash ÷ 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 £1,742,056 at 31 December 2025
- Cash at bank of £50,000 or moreCash £3,899,622
- Three or more accounting periods on record3 periods on record
- Incorporated five or more years agoIncorporated 29 June 1966
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
- Next accounts duein 339 days
- Confirmation statement duein 260 days
- Accounts period endNet assets £1.74m · full accounts
- Accounts period endNet assets £1.90m · full accounts
- Accounts period end
- Incorporated
08
Similar companies in Kent
09
Reminders for ALPHA THERM LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.