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W7: plumbing, heating and air-conditioning companies in London
W7 (London) has 32 plumbing, heating and air-conditioning companies registered here (SIC 43220) and 42 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, W7 had ≈12 nights above 18 °C in 2026 (8 times the 1991–2020 average of 1.6).
W7
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APG ASSIST PLUMBING GAS LTD, incorporated 2025, status Active.
Plumbing, heating and air-conditioning companies
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| A TO Z BUILDING CONSTRUCTION LTD | 43290 · other construction installation; 41201; 41202 | 2023 | Active | W7 |
| AQUA BATHROOM (TWICKENHAM) LTD. | 43290 · other construction installation; 47789 | 2010 | Active | W7 |
| BAHARASH ELECTRICAL CONTRACTOR LTD | 43210 · electrical installation; 33140 | 2024 | Active | W7 |
| BIG RIG ELECTRIC LIMITED | 43210 · electrical installation; 43991; 59111; 77390 | 2021 | Active | W7 |
| BRAVE TECHNICAL LIMITED | 43210 · electrical installation | 2007 | Active - Proposal to Strike off | W7 |
| BRIGHT LONDON LTD | 43210 · electrical installation; 33140 | 2020 | Active | W7 |
| C J RIGGING LTD | 43290 · other construction installation | 2019 | Active | W7 |
| C JONES ELECTRICAL LTD | 43210 · electrical installation | 2019 | Active | W7 |
| CAMBOURNE ESTATES LTD | 43290 · other construction installation; 68320 | 2018 | Active | W7 |
| CICILLINI'S CONSTRUCTION LTD | 43210 · electrical installation; 43290 · other construction installation; 42990; 95210 | 2025 | Active | W7 |
| CLOCKTOWER ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2025 | Active | W7 |
| DELTA MIKE CONSTRUCTION LTD | 43210 · electrical installation; 43320; 43390 | 2021 | Active | W7 |
| DLB HOMES LIMITED | 43290 · other construction installation; 41201; 41202 | 2022 | Active | W7 |
| DWA ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2026 | Active | W7 |
| ELITE INSTALLATIONS GROUP LTD | 43210 · electrical installation; 43290 · other construction installation; 43342; 43999 | 2025 | Active | W7 |
| FIXTEC INSTALLATIONS LTD | 43210 · electrical installation; 43320 | 2015 | Active | W7 |
| GLOBAL BUILDING AND DESIGNS LIMITED | 43290 · other construction installation | 2001 | Active | W7 |
| JASONLEE ELECTRICAL LTD. | 43210 · electrical installation | 2016 | Active | W7 |
| KB MARBLE LIMITED | 43290 · other construction installation; 41202 | 2025 | Active | W7 |
| LIGHT AND SOCKET LTD | 43210 · electrical installation | 2021 | Active | W7 |
| LOCAL RENEWABLES LTD | 43210 · electrical installation | 2024 | Active | W7 |
| MAGGY CONSTRUCTION LTD | 43290 · other construction installation; 43320 | 2025 | Active | W7 |
| MATT PERFECTION LTD | 43290 · other construction installation; 41202; 43390 | 2023 | Active | W7 |
| MAXWELL DECORATORS LTD | 43210 · electrical installation; 43320; 43341 | 2021 | Liquidation | W7 |
| MICROCEMENT EDGE LTD | 43290 · other construction installation | 2025 | Active | W7 |
| MOB ELECTRICAL SERVICES LIMITED | 43210 · electrical installation; 74909 | 2025 | Active | W7 |
| MP DUCTING LTD | 43290 · other construction installation | 2026 | Active | W7 |
| NATIONAL GAS & ELECTRICAL INSTALLATION CORPORATION LTD | 43210 · electrical installation; 71129 | 2025 | Active | W7 |
| PARALLEL ELECTRICAL SERVICES LIMITED | 43210 · electrical installation | 2003 | Active | W7 |
| RIORDAN BROS LTD | 43210 · electrical installation | 2022 | Active | W7 |
| S A FIRE AND SECURITY SYSTEMS LIMITED | 43210 · electrical installation; 80200 | 1994 | Active | W7 |
| S CLOONEY LTD | 43210 · electrical installation | 2018 | Active - Proposal to Strike off | W7 |
| SAA ELECTRICS LTD | 43210 · electrical installation | 2026 | Active | W7 |
| STONE ELECTRICS LIMITED | 43210 · electrical installation | 2013 | Active | W7 |
| TESJA LTD | 43290 · other construction installation | 2023 | Active | W7 |
| THE METAL PUZZLE SOLUTIONS LTD | 43290 · other construction installation | 2026 | Active | W7 |
| UPVC REPAIR SOLUTIONS LTD | 43290 · other construction installation; 43320 | 2025 | Active | W7 |
| W4 BUILDERS LTD | 43290 · other construction installation; 41201; 41202; 43390 | 2021 | Active | W7 |
| W4U LTD | 43210 · electrical installation; 41202; 43330 | 2017 | Active | W7 |
| ZIMON BUILDING LTD | 43210 · electrical installation; 41100; 41202; 43310 | 2017 | Active | W7 |
| ZYAN LTD | 43290 · other construction installation; 43999; 96090 | 2020 | Active | W7 |
| ZZB LTD | 43290 · other construction installation | 2025 | Active | W7 |
What homes around W7 need
In W7 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).
26% of sampled postcodes in W7 sit in a conservation area (on-record, 510 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 W7, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in W7, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in W7, with that district's hot nights and planning rule.