−£892
vs Oct 2024Active12258113Private limited companyPortsmouth
BRUNSDON MECHANICAL SERVICES LTD
Significant control: Ian David Brunsdon (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Brunsdon Mechanical Services 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
BRUNSDON MECHANICAL SERVICES LTD is an active private limited company (company number 12258113) incorporated on 12 October 2019, registered in Portsmouth. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest micro accounts cover the period ending 31 October 2025, showing net assets of −£892, with 2 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 24% on the prior period (−£1,181).
Peer position · net assets
By net assets it sits in the lower half of 573 comparable companies in Portsmouth (median £4,669, upper quartile £26k).
02
Ownership and control
- Mr Ian David Brunsdon
- 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
- 12 October 20197 yrs ago
- Next accounts due
- 31 July 2027in 279 days
- Confirmation statement due
- 26 October 2027in 366 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
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
2
+100%vs Oct 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 October 2025 | −£892 | — | — | — | — | — | 2 |
| 31 October 2024 | −£1,181 | — | — | — | — | — | 1 |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
06
Filing and accounts signals
- Net assets below zeroNet assets £-892 at 31 October 2025
- Net assets up 10% or more on the prior period+24.5% vs prior period
- Incorporated five or more years agoIncorporated 12 October 2019
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 366 days
- Next accounts duein 279 days
- Accounts period endNet liabilities £892 · micro accounts
- Accounts period endNet liabilities £1,181 · micro accounts
- Incorporated
08
Similar companies in Portsmouth
- JB SOUTH HEATING LTDFareham · inc. Sept 2019
- SOUTH COAST BOILER REPLACEMENTS LTDFareham · inc. Sept 2019
- CLIMATECH GROUP LTDWaterlooville · inc. Nov 2019
- COLDFRONT AIR CONDITIONING AND REFRIGERATION LIMITEDWickham · inc. Sept 2019
- CONCEPT PHR LTDChichester · inc. Nov 2019
- B.EASTMAN PLUMBING & HEATING LIMITEDPortsmouth · inc. Sept 2019
All companies incorporated on 12 October 2019 · in Oct 2019.
09
Reminders for BRUNSDON MECHANICAL SERVICES LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.