Whitefield: plumbing, heating and air-conditioning companies
Whitefield has 3 plumbing, heating and air-conditioning companies (SIC 43220) and 11 electrical and other installation companies registered here (Companies House, 1 Sep 2026); 0 are MCS-certified for air-to-air yet. If the office is in M45, summer 2026 had ≈2 nights above 18 °C there (9 times the 1991–2020 average of 0.2).
SIC 43220
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BUCKLEY PLUMBING & MECHANICAL SERVICES LTD, incorporated 2017, status Liquidation.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| BUCKLEY PLUMBING & MECHANICAL SERVICES LTD | 2017 | Liquidation | M45 |
| H2O RENEWABLES LIMITED | 2017 | Liquidation | M45 |
| SDL GAS LIMITED | 2023 | Liquidation | M45 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| DMC DESIGN & BUILD LIMITED | 43290 · other construction installation; 43310; 43320; 43390 | 2018 | Active | M45 |
| ARMEX SYSTEMS LIMITED | 43290 · other construction installation | 2005 | Active | M45 |
| C & S ELECTRICAL ENGINEERING LIMITED | 43210 · electrical installation | 2005 | Liquidation | M45 |
| JOHNSONS INSTALLATION SERVICES LTD | 43290 · other construction installation | 2024 | Liquidation | M45 |
| LITTLE MISS ELECTRICAL LTD | 43210 · electrical installation | 2019 | Liquidation | M45 |
| MCLENNAN'S LIMITED | 43210 · electrical installation | 2015 | Liquidation | M45 |
| NUMBER 1 FIRE PROTECTION LTD | 43290 · other construction installation | 2018 | Liquidation | M45 |
| PAINE ELECTRICAL LIMITED | 43210 · electrical installation | 2003 | Liquidation | M45 |
| RAON LIMITED | 43290 · other construction installation | 2010 | Liquidation | M45 |
| SPL ELECTRICAL LIMITED | 43210 · electrical installation | 2011 | Liquidation | M45 |
| UNIVERSAL ELECTRICAL CONTRACTS LIMITED | 43210 · electrical installation | 2001 | Liquidation | M45 |
Heat and planning around Whitefield
In Whitefield last summer (2026) there were ≈2 nights that stayed above 18 °C — 9 times the 1991–2020 average of 0.2 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities). The figure is the household-weighted mean of 1 postcode districts where these offices are registered.
3% of sampled postcodes in Whitefield sit in a conservation area (646 live postcodes across 1 districts).
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).
Companies House snapshot 1 Sep 2026, 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. Hot nights: ERA5-ARCO, June–August, minimum at or above 18 °C, household-weighted across the districts where these offices are registered, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points, snapshot 25 Sep 2026. Distances are an equirectangular approximation to 0.1 km.
Better than a town directory that only lists names: each plumbing company links to its Companies House record and the local hot-night count.