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SW1H: plumbing, heating and air-conditioning companies in London
SW1H (London) has 3 plumbing, heating and air-conditioning companies registered here (SIC 43220) and 0 electrical and other installation companies (Companies House, 1 Sep 2026); 0 are MCS-certified for air-to-air yet. If the summer is the question, SW1H had ≈12 nights above 18 °C in 2026 (8 times the 1991–2020 average of 1.6).
SW1H
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3 plumbing companies in this district. SW1H district
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| BGIS BUILDING SERVICES MAINTENANCE LIMITED | 2002 | Active | SW1H |
| JBP PLUMBING SERVICES LTD | 2024 | Active - Proposal to Strike off | SW1H |
| PETER D SMITH LIMITED | 2013 | Active | SW1H |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| No SIC 43210 or 43290 company in this district | — | — | — | — |
What homes around SW1H need
In SW1H last summer (2026) there were ≈12 nights that stayed above 18 °C — 8 times the 1991–2020 average of 1.6 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
59% of sampled postcodes in SW1H sit in a conservation area (on-record, 91 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).
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 for SW1H, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in SW1H, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in SW1H, with that district's hot nights and planning rule.