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WJM COOLING LTD: plumbing, heating and air-conditioning company in Northampton
WJM COOLING LTD is an active limited company (no. 15327314), incorporated in 2023, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in NN7 (Northampton), and 117 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
117 similar companies within 10 km. Northampton
What homes around NN7 need
In NN7 last summer (2026) there were ≈6 nights that stayed above 18 °C — 6 times the 1991–2020 average of 1.0 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
11% of sampled postcodes in NN7 sit in a conservation area (on-record, 858 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 |
|---|---|---|---|
| VEER ELECTRICAL & MECHANICAL LIMITED | 17246489 | NN7 | ≈0.3 km |
| CNS HEATING, PLUMBING AND AIR CONDITIONING LTD | 17003195 | NN7 | ≈0.3 km |
| NAX MECHANICAL LTD | 11446711 | NN7 | ≈2.4 km |
| OFFTHEBREEZE LTD | 12959271 | NN7 | ≈2.9 km |
| PLUMBING COLLECTIVE LIMITED | 17150382 | MK19 | ≈3.4 km |
| HOMEPIPE LTD | 09329889 | NN7 | ≈3.4 km |
| PROPERTYCARE (BUCKS) LIMITED | 04703517 | MK19 | ≈3.9 km |
| LIONHEART AC LTD | 15876803 | NN4 | ≈4.5 km |
| MIDLAND GAS & PLUMBING SERVICE LTD | 16385560 | NN4 | ≈4.8 km |
| D & C HEATING SERVICES LIMITED | 09320636 | NN7 | ≈4.9 km |
Company record
| Field | Value |
|---|---|
| Company number | 15327314 |
| Name | WJM COOLING LTD |
| Status | Active |
| Incorporated | 4 Dec 2023 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | NN7 2HQ |
| Outcode | NN7 |
| 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 15327314 |
Companies House record: WJM COOLING LTD, company 15327314, 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.