£312k
−52%vs Jun 2024Active05140422Private limited companyHarrow
21 DEGREES HEATING LIMITED
Significant control: Jonathan Mark Smith (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 21 Degrees Heating Limited sell?
Registered activity: Plumbing, heat and air-conditioning installation (SIC 43220). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
21 DEGREES HEATING LIMITED is an active private limited company (company number 05140422) incorporated on 28 May 2004, registered in Harrow. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest abridged accounts cover the period ending 30 June 2025, showing net assets of £312k and cash of £401k, with 10 employees on average. As abridged accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 52% on the prior period (£647k).
Peer position · net assets
By net assets it sits in the top quarter of 3,492 comparable companies in Greater London (median £4,840, upper quartile £27k).
02
Ownership and control
- Mr Jonathan Mark Smith
- owns 25–50% of shares
- holds 25–50% of voting rights
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
- 28 May 200422 yrs ago
- Next accounts due
- 30 March 2027in 154 days
- Confirmation statement due
- 11 June 2027in 227 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43220
- Plumbing, heat and air-conditioning installation
- Accounts type
- Unaudited Abridged
- Size band
- MicroCompanies Act thresholds
05
Financials
£401k
−19%vs Jun 2024Not disclosed
10
No changevs Jun 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 June 2025 | £312k | £401k | £788k | £1.31m | — | — | 10 |
| 30 June 2024 | £647k | £492k | £910k | £1.22m | — | — | 10 |
Current ratio1.07Current assets ÷ creditors within one year
Cash per employee£40kCash ÷ 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 £312,215 at 30 June 2025
- Net assets down 25% or more on the prior period-51.7% vs prior period
- Cash at bank of £50,000 or moreCash £400,665
- Incorporated five or more years agoIncorporated 28 May 2004
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 227 days
- Next accounts duein 154 days
- Accounts period endNet assets £312k · abridged accounts
- Accounts period endNet assets £647k · abridged accounts
- Incorporated
08
Similar companies in Greater London
- PRO CARE (G.B.) LIMITEDSurrey · inc. Jun 2004
- FREYA B HEATING LIMITEDSidcup · inc. May 2004
- BRIAR MECHANICAL SERVICES LIMITEDChadwell Heath · inc. Jun 2004
- WEATHERMAN AIRCONDITIONING LIMITEDMiddlesex · inc. May 2004
- SAYER MECHANICAL LTDUpminster · inc. May 2004
- MICHAEL LUKEY PLUMBING LIMITEDEpsom · inc. Jul 2004
All companies incorporated on 28 May 2004 · in May 2004.
09
Reminders for 21 DEGREES HEATING LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.