£513k
+8%vs Sept 2024ActiveNI672265Private limited companyCarrickfergus
CASTLE VENTILATION LTD
Significant control: Maurice Todd (50–75%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Castle Ventilation Ltd sell?
Registered activity: Installation of industrial machinery and equipment (SIC 33200). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
CASTLE VENTILATION LTD is an active private limited company (company number NI672265) incorporated on 2 September 2020, registered in Carrickfergus. Its registered activity is installation of industrial machinery and equipment (SIC 33200). Latest small accounts cover the period ending 30 September 2025, showing net assets of £513k and cash of £127k, with 11 employees on average. Net assets rose 8% on the prior period (£475k).
Peer position · net assets
By net assets it sits in the top quarter of 80 comparable companies in Belfast (median £74k, upper quartile £345k).
02
Ownership and control
- Mr Maurice Todd
- owns 50–75% of shares
- holds 50–75% 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
- 2 September 20206 yrs ago
- Next accounts due
- 30 June 2027in 250 days
- Confirmation statement due
- 16 September 2027in 328 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 33200
- Installation of industrial machinery and equipment
- SIC 43999
- Other specialised construction activities n.e.c.
- Accounts type
- Total Exemption Full
- Size band
- SmallCompanies Act thresholds
05
Financials
£127k
+87%vs Sept 2024Not reported
11
+38%vs Sept 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 September 2025 | £513k | £127k | £492k | — | — | — | 11 |
| 30 September 2024 | £475k | £68k | £555k | — | — | — | 8 |
Cash per employee£12kCash ÷ 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 £512,952 at 30 September 2025
- Cash at bank of £50,000 or moreCash £127,041
- Incorporated five or more years agoIncorporated 2 September 2020
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 328 days
- Next accounts duein 250 days
- Accounts period endNet assets £513k · small accounts
- Accounts period endNet assets £475k · small accounts
- Incorporated
08
Similar companies in Belfast
- E.E.G TRADING LTDBelfast · inc. May 2020
- VAPIS (NI) LIMITEDBallyclare · inc. Feb 2021
- DMC ELECTRICAL (N.I.) LTDOmagh · inc. Mar 2020
- ADAMSON REFRIGERATION CONTRACTS LTDBelfast · inc. Dec 2019
- OTN INDUSTRIAL CLEANING SERVICES LTDBelfast · inc. Aug 2021
- ZERONE AUTOMATION LTDBelfast · inc. Aug 2021
All companies incorporated on 2 September 2020 · in Sept 2020.
09
Reminders for CASTLE VENTILATION LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.