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L9: plumbing, heating and air-conditioning companies in Liverpool
L9 (Liverpool) has 20 plumbing, heating and air-conditioning companies registered here (SIC 43220) and 39 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, L9 had ≈5 nights above 18 °C in 2026 (5 times the 1991–2020 average of 1.1).
L9
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AB BUILDING&MAINTENANCE LTD, incorporated 2018, status Active.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| AB BUILDING&MAINTENANCE LTD | 2018 | Active | L9 |
| AJR PLUMBING SERVICES LTD | 2023 | Active | L9 |
| ALLIANCE PLUMBING AND HEATING SERVICES LTD | 2025 | Active - Proposal to Strike off | L9 |
| ALLIANCE PLUMBING LTD | 2025 | Active | L9 |
| ANYTHING GAS (NW) LIMITED | 2017 | Active | L9 |
| AVS WATER COMPLIANCE LTD | 2025 | Active - Proposal to Strike off | L9 |
| CLIMATEGRID INSTALLATIONS LTD | 2026 | Active | L9 |
| COLES HEATING AND PLUMBING SERVICES LTD | 2018 | Active | L9 |
| CORE MECHANICAL & MAINTENANCE SERVICES LIMITED | 2023 | Active | L9 |
| HEATSQUARED LTD | 2025 | Active | L9 |
| NORTHERN AIR SOLUTIONS LTD | 2017 | Active | L9 |
| ONECALLTRADES LTD | 2025 | Active | L9 |
| PEGASUS SOLUTIONS NW LIMITED | 2023 | Active | L9 |
| PLEWS COOLING SOLUTIONS LTD | 2025 | Active | L9 |
| PRICE PLUMBING AND HEATING LTD | 2022 | Active | L9 |
| RESTORATION NW LTD | 2025 | Active | L9 |
| SAFE FIX HEATING LTD | 2022 | Active | L9 |
| STF MECHANICS LTD | 2020 | Active - Proposal to Strike off | L9 |
| TOMO HEATING & PLUMBING LTD | 2025 | Active - Proposal to Strike off | L9 |
| ULTRA ENERGY LTD | 2019 | Active - Proposal to Strike off | L9 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| A J KITCHEN INSTALLATIONS LIMITED | 43290 · other construction installation | 2017 | Active | L9 |
| ABC SECURITY SERVICES LTD | 43210 · electrical installation; 80200 | 2008 | Active | L9 |
| ALFER ELECTRICS LTD | 43210 · electrical installation; 60200 | 2023 | Active | L9 |
| ALLIANCE CONSTRUCTION SOLUTIONS LTD | 43290 · other construction installation; 41201; 41202 | 2026 | Active | L9 |
| APEX47ENERGY LTD | 43210 · electrical installation | 2025 | Active | L9 |
| ARKHAM M&E LTD | 43210 · electrical installation; 41201; 41202 | 2022 | Active | L9 |
| BJM ELECTRICAL LTD | 43210 · electrical installation | 2019 | Active | L9 |
| BL CONSTRUCTION AND BUILDING LTD | 43290 · other construction installation; 41202 | 2025 | Active | L9 |
| CS NORTHERN ELECTRICAL LIMITED | 43210 · electrical installation | 2003 | Active | L9 |
| DAM ELECTRICS LIMITED | 43210 · electrical installation | 2017 | Active - Proposal to Strike off | L9 |
| ELITE ELECTRICAL SOLUTIONS (NW) LTD | 43210 · electrical installation | 2025 | Active | L9 |
| EPM TECHNICAL LTD | 43210 · electrical installation | 2022 | Active | L9 |
| FJB ELECTRICAL SERVICE’S LTD | 43210 · electrical installation | 2019 | Active - Proposal to Strike off | L9 |
| GALAXY SPARKS LTD | 43210 · electrical installation | 2020 | Active | L9 |
| H1 ELECTRICAL (NW) LIMITED | 43210 · electrical installation | 2024 | Active | L9 |
| HFA ELECTRICAL LIMITED | 43210 · electrical installation | 2019 | Active | L9 |
| HUSTLEHOEY MEDIA LTD | 43210 · electrical installation; 73110 | 2024 | Active | L9 |
| I & T ELECTRICAL & ENGINEERING LTD | 43210 · electrical installation | 2019 | Active | L9 |
| IJD ELECTRICAL LTD | 43210 · electrical installation | 2018 | Active - Proposal to Strike off | L9 |
| JJB ELECTRICS LTD | 43210 · electrical installation | 2024 | Active | L9 |
| JM PASSIVE FIRE PROTECTION LTD | 43290 · other construction installation | 2016 | Active | L9 |
| KEY QUALITIES UPVC WINDOW AND DOOR REPAIRS LTD | 43290 · other construction installation | 2023 | Active | L9 |
| KS CONTRACTORS (NW) LTD | 43290 · other construction installation | 2025 | Active | L9 |
| LATHOM ELECTRICS LTD | 43210 · electrical installation | 2026 | Active | L9 |
| LL&LELECTRICAL LTD | 43210 · electrical installation | 2019 | Active | L9 |
| M.J.B. RENEWABLES LIMITED | 43210 · electrical installation | 2025 | Active | L9 |
| PARTITION BUILD LTD | 43290 · other construction installation | 2026 | Active | L9 |
| PEDDAR MAINTENANCE LTD | 43210 · electrical installation | 2021 | Active | L9 |
| PILTON INSTALLATIONS LTD | 43290 · other construction installation | 2024 | Active | L9 |
| PROLEC INTERNATIONAL LIMITED | 43210 · electrical installation | 2018 | Active | L9 |
| PROPERTYCARE SERVICES (NORTH WEST) LIMITED | 43290 · other construction installation | 1994 | Active | L9 |
| R&D ELECTRICAL SERVICES LIMITED | 43210 · electrical installation | 2025 | Active | L9 |
| RJJ ELEC LIMITED | 43210 · electrical installation | 2026 | Active | L9 |
| SJW WIND LTD | 43210 · electrical installation | 2025 | Active | L9 |
| UNITY ECO LTD | 43290 · other construction installation | 2023 | Active | L9 |
| VOLTECH ENGINEERING SOLUTIONS LIMITED | 43210 · electrical installation; 33140; 81100 | 2012 | Active | L9 |
| WARBRECK ELECTRICAL LIMITED | 43210 · electrical installation | 2024 | Active | L9 |
| WEST LANCS CONTRACTORS LIMITED | 43290 · other construction installation | 2013 | Active | L9 |
| WEST LANCS CONTRACTS LIMITED | 43290 · other construction installation | 2020 | Active | L9 |
What homes around L9 need
In L9 last summer (2026) there were ≈5 nights that stayed above 18 °C — 5 times the 1991–2020 average of 1.1 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
0% of sampled postcodes in L9 sit in a conservation area (on-record, 628 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 L9, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in L9, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in L9, with that district's hot nights and planning rule.