£125k
+149%vs Jun 2024ActiveNI680303Private limited companyBelfast
MAYFAIR PLUMBERS LTD
Significant control: Kristopher Marc Millar (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Mayfair Plumbers 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
MAYFAIR PLUMBERS LTD is an active private limited company (company number NI680303) incorporated on 24 June 2021, registered in Belfast. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest small accounts cover the period ending 30 June 2025, showing net assets of £125k and cash of £358k, with 6 employees on average. Net assets rose 149% on the prior period (£50k).
Peer position · net assets
By net assets it sits in the top quarter of 429 comparable companies in Belfast (median £18k, upper quartile £81k).
02
Ownership and control
- Mr Kristopher Marc Millar
- 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
- 24 June 20215 yrs ago
- Next accounts due
- 30 March 2027in 158 days
- Confirmation statement due
- 8 July 2027in 258 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
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£358k
+2253%vs Jun 2024Not reported
6
+500%vs Jun 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 June 2025 | £125k | £358k | £177k | — | — | — | 6 |
| 30 June 2024 | £50k | £15k | £37k | — | — | — | 1 |
Cash per employee£60kCash ÷ 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 £125,144 at 30 June 2025
- Net assets up 10% or more on the prior period+149.5% vs prior period
- Cash at bank of £50,000 or moreCash £358,452
- Incorporated five or more years agoIncorporated 24 June 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 258 days
- Next accounts duein 158 days
- Accounts period endNet assets £125k · small accounts
- Accounts period endNet assets £50k · small accounts
- Incorporated
08
Similar companies in Belfast
- DB PLUMBING CONTRACTS LTDAttical · inc. Jun 2021
- CLASSIQUE FIREPLACES LTDCarrickfergus · inc. Jun 2021
- D J R PLUMBING & HEATING SERVICES LIMITEDBallymena · inc. Jun 2021
- DSE CONTRACTS LTDDerry · inc. Jul 2021
- AIRCON GROUP INTERNATIONAL LIMITEDBelfast · inc. Jun 2021
- FOYLE PLUMBING HEATING COOLING LTDLimavady · inc. Jun 2021
All companies incorporated on 24 June 2021 · in Jun 2021.
09
Reminders for MAYFAIR PLUMBERS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.