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N19: plumbing, heating and air-conditioning companies in London
N19 (London) has 8 plumbing, heating and air-conditioning companies registered here (SIC 43220) and 25 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, N19 had ≈12 nights above 18 °C in 2026 (8 times the 1991–2020 average of 1.6).
N19
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A.L.T. HEATING LTD, incorporated 2020, status Active.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| A.L.T. HEATING LTD | 2020 | Active | N19 |
| BETTER GAS LTD | 2019 | Active | N19 |
| D & E HOME REPAIRS LTD | 2023 | Active | N19 |
| EXP FIX LONDON LTD | 2025 | Active | N19 |
| EXPANDCO LTD | 2019 | Active - Proposal to Strike off | N19 |
| GLSN SERVICES LTD | 2026 | Active | N19 |
| NEL CONTRACTORS LIMITED | 2025 | Active | N19 |
| TF ENERGY LTD | 2020 | Active | N19 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| A&I ENERGY SERVICES LTD | 43210 · electrical installation | 2025 | Active | N19 |
| BARAMA GROUP LTD | 43290 · other construction installation | 2020 | Active | N19 |
| BOLT ELECTRICS LTD | 43210 · electrical installation; 71122 | 2022 | Active | N19 |
| CIK MAINTANCE LTD | 43210 · electrical installation | 2026 | Active | N19 |
| D&G CONSTRUCTION & ELECTRICAL LIMITED | 43210 · electrical installation; 41201; 41202 | 2016 | Active | N19 |
| DKNOX ELECTRICAL LIMITED | 43210 · electrical installation | 2020 | Active | N19 |
| ECLIPTIC ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2026 | Active | N19 |
| EJ INTERIORS LIMITED | 43290 · other construction installation; 43320 | 2015 | Active | N19 |
| ENELECTRICAL.SERVICES LTD | 43210 · electrical installation | 2024 | Active | N19 |
| FAB MECHANICAL LTD | 43290 · other construction installation | 2016 | Active | N19 |
| FM DESIGN AND BUILD LTD | 43290 · other construction installation; 41201; 41202 | 2025 | Active | N19 |
| GOHA DECORATORS LIMITED | 43290 · other construction installation; 43330; 43341; 43390 | 2024 | Active | N19 |
| H QUALITY CONSTRUCTION LIMITED | 43290 · other construction installation; 43390 | 2016 | Active | N19 |
| HST ELECTRICAL LIMITED | 43210 · electrical installation | 2025 | Active - Proposal to Strike off | N19 |
| JGW BUILDING LTD | 43290 · other construction installation; 41202; 43120 | 2025 | Active | N19 |
| NEXUS INSTALLATIONS LIMITED | 43290 · other construction installation | 2025 | Active | N19 |
| NORTON & NEVIN BUILDING LTD. | 43290 · other construction installation; 41100; 43390 | 2022 | Active | N19 |
| PAMIR 04 LTD | 43210 · electrical installation; 41201; 41202 | 2025 | Active | N19 |
| PERFECTIONISTCREW LIMITED | 43290 · other construction installation | 2023 | Active - Proposal to Strike off | N19 |
| PHILIPS GLOW ELECTRIC LTD | 43210 · electrical installation | 2025 | Active | N19 |
| QUALITY INSTALLATION SERVICES LTD | 43290 · other construction installation | 2025 | Active | N19 |
| THE LONDON AND ESSEX DOOR COMPANY LTD | 43290 · other construction installation | 2020 | Active | N19 |
| TJ O'NEILL ELECTRICAL LIMITED | 43210 · electrical installation | 2016 | Active - Proposal to Strike off | N19 |
| ULTAN MORLEY LIMITED | 43290 · other construction installation | 2007 | Active | N19 |
| V H ELECTRICAL (UK) LTD | 43210 · electrical installation | 2014 | Active | N19 |
What homes around N19 need
In N19 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).
25% of sampled postcodes in N19 sit in a conservation area (on-record, 640 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 N19, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in N19, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in N19, with that district's hot nights and planning rule.