Home / Installers / Croydon
AJH MECHANICAL LIMITED: plumbing, heating and air-conditioning company in Croydon
AJH MECHANICAL LIMITED is an active limited company (no. 12718254), incorporated in 2020, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in CR0 (Croydon), and 936 similar companies have a registered office within 10 km. If you need an MCS-certified air-to-air installer, MCS lists 0 installers certified for air-to-air heat pumps yet (checked 25 Sep 2026), so no company here can offer the £2,500 grant route today.
Active
Within 10 km
936 similar companies within 10 km. Croydon
What homes around CR0 need
In CR0 last summer (2026) there were ≈8 nights that stayed above 18 °C — 4 times the 1991–2020 average of 1.8 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
5% of sampled postcodes in CR0 sit in a conservation area (on-record, 2,789 live postcodes).
In England an air-source heat pump on a house can be permitted development under Class G when the conditions hold, including the MCS 020a noise limit of 37.0 dB(A) (§3.2 Step 8).
Hot nights: ERA5-ARCO, June–August, minimum at or above 18 °C, 2026 against the 1991–2020 mean, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points, snapshot 25 Sep 2026. Noise limit from the decision contract, checked 25 Sep 2026.
Nearest similar companies
| Company | Number | District | Distance |
|---|---|---|---|
| D BROWN PLUMBING LTD | 14448216 | CR0 | ≈0.2 km |
| CONSTELLATIONS LONDON LTD | 09471234 | CR0 | ≈0.2 km |
| DPROVIDER LIMITED | 11314006 | CR0 | ≈0.2 km |
| PAWPLUMFIX LTD | 14517920 | CR0 | ≈0.6 km |
| EMESON LTD | 10775230 | CR0 | ≈0.6 km |
| POWELL RENOVATIONS LTD | 16762978 | CR0 | ≈0.7 km |
| PLUMBING SPECIALISTS LIMITED | 14902524 | CR0 | ≈0.7 km |
| INCE&SON LTD | 16576383 | CR0 | ≈0.7 km |
| OJ WORLD LIMITED | 06320736 | CR0 | ≈0.8 km |
| S.M. PLUMBING AND HEATING SERVICES LTD | 16337388 | CR0 | ≈0.8 km |
Company record
| Field | Value |
|---|---|
| Company number | 12718254 |
| Name | AJH MECHANICAL LIMITED |
| Status | Active |
| Incorporated | 4 Jul 2020 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | CR0 0HX |
| Outcode | CR0 |
| Nation | England |
| Air-to-air signal | not yet observed, checked 25 Sep 2026 |
| F-Gas | not yet observed, checked 25 Sep 2026 |
| MCS air-to-air | not yet observed, checked 25 Sep 2026 |
| Retrieved | 25 Sep 2026 |
| Dataset | https://download.companieshouse.gov.uk/BasicCompanyDataAsOneFile-2026-09-01.zip |
| Companies House page | Company 12718254 |
Companies House record: AJH MECHANICAL LIMITED, company 12718254, status Active, retrieved 25 Sep 2026. The address shown is the registered office, not a verified operating base. This catalogue is a directory of incorporated businesses, not an exhaustive installer register. Snapshot 1 Sep 2026, retrieved 25 Sep 2026. The 10 km count is equirectangular to 0.1 km. MCS air-to-air confirmed in this catalogue: 0, checked 25 Sep 2026.
Better than a reviews catalogue: the Companies House record, the district hot-night count and the MCS air-to-air observation are on one page.