# COMBI BOILER SERVICES LIMITED (01911720)

> COMBI BOILER SERVICES LIMITED is an active private limited company (company number 01911720) incorporated on 8 May 1985, registered in London. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest small accounts cover the period ending 30 November 2025, showing net assets of £2.08m and cash of £2.17m, with 6 employees on average. Net assets rose 11% on the prior period (£1.87m). Across the last 3 periods on record the net-asset trend is rising.

- Status: Active
- Incorporated: 1985-05-08
- Registered office: London, E11 4JT
- SIC 43220: Plumbing, heat and air-conditioning installation
- Next accounts due: 2027-08-30
- Confirmation statement due: 2027-05-22
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the top quarter of 2,146 comparable companies in London (median £2,932, upper quartile £20k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-11-30 | £2.08m | £2.17m | — | £284k | — | — | 6 |
| 2024-11-30 | £1.87m | £1.85m | — | £278k | — | — | 6 |
| 2023-11-30 | £1.62m | £1.56m | — | £323k | — | — | 6 |

current ratio 8.06; net assets trend rising; size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £2,078,390 at 30 November 2025
- Net assets up 10% or more on the prior period: +10.9% vs prior period
- Current assets at least 1.5× creditors within one year: Current ratio 8.06
- Cash at bank of £50,000 or more: Cash £2,166,878
- Three or more accounting periods on record: 3 periods on record
- Incorporated five or more years ago: Incorporated 8 May 1985

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Mr Ronald Charles Goldsbrough — owns 75–100% of shares, since 2016-04-06

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/01911720
HTML: https://firmoscan.com/company/01911720-combi-boiler-services-limited