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EMERALD HOUSE GROUP LIMITED: plumbing, heating and air-conditioning company in Pinner
EMERALD HOUSE GROUP LIMITED is an active limited company (no. 12324669), incorporated in 2019, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in HA5 (Pinner), and 1,541 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
1,541 similar companies within 10 km. Pinner
What homes around HA5 need
In HA5 last summer (2026) there were ≈10 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.5 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
11% of sampled postcodes in HA5 sit in a conservation area (on-record, 1,094 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 |
|---|---|---|---|
| PHS PLUMBING AND HEATING SERVICES LIMITED | 04873051 | HA5 | under 0.1 km |
| ROSE HEAT LIMITED | 07159646 | HA5 | under 0.1 km |
| JENNINGS PLUMBING AND HEATING LTD | 12498915 | HA5 | under 0.1 km |
| NEXUS HEATING LTD. | 13259592 | HA4 | ≈0.4 km |
| LWO HEATING SERVICES LTD | 12578482 | HA5 | ≈0.4 km |
| DENNISROM SOLUTION LTD | 16286634 | HA4 | ≈0.5 km |
| JC PLUMBING LTD | 09566346 | HA4 | ≈0.6 km |
| QUALITEE PLUMBING AND HEATING LIMITED | 11717343 | HA4 | ≈0.6 km |
| DRM COOLING LTD | 17019353 | HA5 | ≈0.7 km |
| MAYNE GAS PLUMBING & HEATING LIMITED | 11860193 | HA4 | ≈0.9 km |
Company record
| Field | Value |
|---|---|
| Company number | 12324669 |
| Name | EMERALD HOUSE GROUP LIMITED |
| Status | Active |
| Incorporated | 20 Nov 2019 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 43210 · electrical installation |
| Registered office postcode | HA5 1RH |
| Outcode | HA5 |
| 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 12324669 |
Companies House record: EMERALD HOUSE GROUP LIMITED, company 12324669, 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.