# JLM HEATING LTD (13769931)

> JLM HEATING LTD is an active private limited company (company number 13769931) incorporated on 29 November 2021, registered in Swaffham. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest micro accounts cover the period ending 31 March 2025, showing net assets of −£6,373, 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 8% on the prior period (−£6,956).

- Status: Active
- Incorporated: 2021-11-29
- Registered office: Swaffham, PE37 8GY
- SIC 43220: Plumbing, heat and air-conditioning installation
- Next accounts due: 2026-12-31
- Confirmation statement due: 2026-12-13
- Accounts type: MICRO ENTITY

By net assets it sits in the bottom quarter of 6,191 comparable companies in Other (median £5,839, upper quartile £35k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-03-31 | −£6,373 | — | — | — | — | — | 2 |
| 2024-03-31 | −£6,956 | — | — | — | — | — | 2 |

size band micro.

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

- Net assets below zero: Net assets £-6,373 at 31 March 2025
- Incorporated two to five years ago: Incorporated 29 November 2021

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

## Persons with significant control

- Mr Jonathan Lewis Mair — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2021-11-29

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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/13769931
HTML: https://firmoscan.com/company/13769931-jlm-heating-ltd