£1
No changevs Mar 2024Active13251498Private limited companyUxbridge
UB4 AIR SYSTEMS LTD
Significant control: Satinder Singh (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Ub4 Air Systems Ltd 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
UB4 AIR SYSTEMS LTD is an active private limited company (company number 13251498) incorporated on 8 March 2021, registered in Uxbridge. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest dormant accounts cover the period ending 31 March 2025, showing net assets of £1. Net assets were unchanged on the prior period.
Peer position · net assets
By net assets it sits in the lower half of 3,492 comparable companies in Greater London (median £4,840, upper quartile £27k).
02
Ownership and control
- Mr Satinder Singh
- 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
- 8 March 20215 yrs ago
- Next accounts due
- 31 December 2026in 66 days
- Confirmation statement due
- 22 March 2027in 147 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
- Dormant
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not reported
Not reported
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £1 | — | — | — | — | — | — |
| 31 March 2024 | £1 | — | — | — | — | — | — |
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 at 31 March 2025
- Incorporated five or more years agoIncorporated 8 March 2021
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 147 days
- Next accounts duein 66 days
- Accounts period endNet assets £1 · dormant accounts
- Accounts period endNet assets £1 · dormant accounts
- Incorporated
08
Similar companies in Greater London
- C&S PLUMBING LTDRadlett · inc. Mar 2021
- ARIHC LTDStanmore · inc. Mar 2021
- MARIO BOILERS LTDEnfield · inc. Mar 2021
- MISS CENTRAL HEATING LTDEpsom · inc. Mar 2021
- BPS PLUMBING AND HEATING LTDGrays · inc. Mar 2021
- LONDON PLUMBING SERVICES LTDCroydon · inc. Mar 2021
All companies incorporated on 8 March 2021 · in Mar 2021.
09
Reminders for UB4 AIR SYSTEMS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.