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J GREEN MECHANICAL LTD: plumbing, heating and air-conditioning company in Westfield
J GREEN MECHANICAL LTD is an active limited company (no. 16351439), incorporated in 2025, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in TN35 (Westfield), and 97 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
97 similar companies within 10 km. Westfield
What homes around TN35 need
In TN35 last summer (2026) there were ≈11 nights that stayed above 18 °C — 4 times the 1991–2020 average of 2.6 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
6% of sampled postcodes in TN35 sit in a conservation area (on-record, 399 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 |
|---|---|---|---|
| COSY RENEWABLES AND HEATING LIMITED | 11774687 | TN35 | ≈0.6 km |
| P HOBDEN LIMITED | 05942531 | TN35 | ≈0.6 km |
| FAST MAINTENANCE SERVICES LIMITED | 07907037 | TN35 | ≈0.6 km |
| ABCD PLUMBING AND HEATING LIMITED | 17370465 | TN37 | ≈3.1 km |
| PETE'S PLUMBING LIMITED | 08243460 | TN35 | ≈3.2 km |
| GSC PLUMBING & HEATING ENGINEERS LTD | 04861181 | TN33 | ≈3.3 km |
| DUCT&ACOUSTIC INSTALLATIONS LTD | 09950781 | TN37 | ≈3.4 km |
| WHYTE SERVICES LIMITED | 16034855 | TN34 | ≈3.4 km |
| JASON MONK PLUMBING AND HEATING LIMITED | 07150890 | TN38 | ≈3.5 km |
| EAST SUSSEX GAS LIMITED | 10459606 | TN31 | ≈3.6 km |
Company record
| Field | Value |
|---|---|
| Company number | 16351439 |
| Name | J GREEN MECHANICAL LTD |
| Status | Active |
| Incorporated | 28 Mar 2025 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | TN35 4RH |
| Outcode | TN35 |
| 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 16351439 |
Companies House record: J GREEN MECHANICAL LTD, company 16351439, 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.