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EC1Y: plumbing, heating and air-conditioning companies in London
EC1Y (London) has 4 plumbing, heating and air-conditioning companies registered here (SIC 43220) and 3 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, EC1Y had ≈10 nights above 18 °C in 2026 (5 times the 1991–2020 average of 1.9).
EC1Y
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GLOSTER SW REVENIO LTD, incorporated 2026, status Active.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| GLOSTER SW REVENIO LTD | 2026 | Active | EC1Y |
| GREG'S MAINTENANCE LIMITED | 2020 | Active | EC1Y |
| KAM PROPERTY LONDON LTD | 2016 | Active | EC1Y |
| MATWORKS HEATING & PLUMBING LTD | 2026 | Active | EC1Y |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| CSI GLOBAL HOLDINGS LIMITED | 43210 · electrical installation; 43290 · other construction installation; 43390; 84250 | 2023 | Active | EC1Y |
| MARIPOMA ENTERPRISE LIMITED | 43290 · other construction installation; 41100; 41201; 41202 | 2022 | Active | EC1Y |
| SAVILE ROW PROJECTS LIMITED | 43290 · other construction installation | 2012 | Active | EC1Y |
What homes around EC1Y need
In EC1Y 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).
60% of sampled postcodes in EC1Y sit in a conservation area (on-record, 173 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 EC1Y, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in EC1Y, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in EC1Y, with that district's hot nights and planning rule.