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BR3: plumbing, heating and air-conditioning companies in London
BR3 (London) has 1 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, BR3 had ≈10 nights above 18 °C in 2026 (5 times the 1991–2020 average of 1.9).
BR3
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HOMESTEAD LONDON LTD, incorporated 2025, status Active.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| HOMESTEAD LONDON LTD | 2025 | Active | BR3 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| No SIC 43210 or 43290 company in this district | — | — | — | — |
What homes around BR3 need
In BR3 last summer (2026) there were ≈10 nights that stayed above 18 °C — 5 times the 1991–2020 average of 1.9 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
5% of sampled postcodes in BR3 sit in a conservation area (on-record, 1,125 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 BR3, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in BR3, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in BR3, with that district's hot nights and planning rule.