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CF3: plumbing, heating and air-conditioning companies in Cardiff
CF3 (Cardiff) has 38 plumbing, heating and air-conditioning companies registered here (SIC 43220) and 82 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, CF3 had ≈12 nights above 18 °C in 2026 (12 times the 1991–2020 average of 1.0).
CF3
Open a company
A & N PLUMBING SERVICES LIMITED, incorporated 2008, status Active.
Plumbing, heating and air-conditioning companies
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| 3CORE SERVICES LTD | 43210 · electrical installation | 2017 | Active - Proposal to Strike off | CF3 |
| A GRUBB ELECTRICAL LTD | 43210 · electrical installation | 2014 | Active | CF3 |
| AKAAL KIRPA CONSTRUCTION LIMITED | 43290 · other construction installation; 43390 | 2026 | Active | CF3 |
| ARC ELECTRICAL SYSTEMS LTD | 43210 · electrical installation | 2021 | Active | CF3 |
| ARC MECHANICAL LTD | 43210 · electrical installation | 2024 | Active | CF3 |
| AS ELECTRICAL SOLUTIONS LTD | 43210 · electrical installation | 2020 | Active | CF3 |
| B MILTON ELECTRICAL (CARDIFF) LTD | 43210 · electrical installation | 2024 | Active | CF3 |
| BICKEL ELECTRICAL CONTRACTORS LIMITED | 43210 · electrical installation | 2018 | Active | CF3 |
| BLUES ELECTRICAL LIMITED | 43210 · electrical installation | 1990 | Active | CF3 |
| BLUES FIRE & INTEGRATED SERVICES LIMITED | 43290 · other construction installation | 2019 | Active | CF3 |
| BROMAX ELECTRICAL SERVICES LTD | 43210 · electrical installation; 80200 | 2022 | Active | CF3 |
| CAMBI ELECTRICAL LIMITED | 43210 · electrical installation | 2025 | Active | CF3 |
| CARDIFF DRIVEWAYS & PATIOS LIMITED | 43290 · other construction installation | 2024 | Active - Proposal to Strike off | CF3 |
| CARDIFF ELECTRICAL SERVICES LTD | 43210 · electrical installation; 99999 | 2022 | Active | CF3 |
| CHRISTOPHER MILTON LIMITED | 43210 · electrical installation; 59113 | 2021 | Active | CF3 |
| CLADDING & CONSTRUCTION LIMITED | 43290 · other construction installation | 2016 | Active | CF3 |
| CORP FIRE PROTECTION LTD | 43290 · other construction installation | 2024 | Active | CF3 |
| CP ELECTRICAL CARDIFF LTD | 43210 · electrical installation | 2024 | Active | CF3 |
| CREAN ELECTRICAL LTD | 43210 · electrical installation | 2020 | Active | CF3 |
| CSB ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2019 | Active - Proposal to Strike off | CF3 |
| D.P. TARMACADAM LIMITED | 43290 · other construction installation | 2019 | Active | CF3 |
| DAN. K ELECTRICAL SOLUTIONS LTD | 43210 · electrical installation | 2016 | Active | CF3 |
| DAVIES RESIN LIMITED | 43290 · other construction installation | 2025 | Active | CF3 |
| DEACON'S ELECTRICAL LTD | 43210 · electrical installation | 2016 | Active - Proposal to Strike off | CF3 |
| DIJ ELECTRICAL LIMITED | 43210 · electrical installation | 2019 | Active | CF3 |
| EARTHED ENERGY LTD | 43210 · electrical installation; 33140; 95210 | 2025 | Active - Proposal to Strike off | CF3 |
| ECONOGREEN SYSTEMS LTD | 43210 · electrical installation | 2020 | Active | CF3 |
| EL ELECTROTECH LTD | 43210 · electrical installation | 2020 | Active | CF3 |
| ELC ELECTRICS LIMITED | 43210 · electrical installation | 2026 | Active | CF3 |
| ELECTRICAL 22 LTD | 43210 · electrical installation | 2020 | Active | CF3 |
| ELECTRICAL T&C - MAINTENANCE LTD | 43210 · electrical installation; 43290 · other construction installation; 43999 | 2024 | Active - Proposal to Strike off | CF3 |
| ELEQUIK LTD | 43210 · electrical installation | 2020 | Active | CF3 |
| EMTECH SECURITY LTD | 43210 · electrical installation; 80200 | 2025 | Active | CF3 |
| EYE SPY SECURITY SYSTEMS LIMITED | 43210 · electrical installation | 2016 | Active - Proposal to Strike off | CF3 |
| FIRE AND ELECTRICAL SERVICES LTD | 43210 · electrical installation; 33140; 84250; 96090 | 2025 | Active | CF3 |
| FIRE AND ELECTRICALS LTD | 43210 · electrical installation; 33140; 84250 | 2025 | Active | CF3 |
| G & A SPOTLIGHT ELECTRICAL LTD | 43210 · electrical installation | 2017 | Active | CF3 |
| GATE SYSTEMS LIMITED | 43290 · other construction installation | 2017 | Active | CF3 |
| GAVIN J MARTIN LTD | 43210 · electrical installation | 2013 | Active | CF3 |
| GES CONSULTANCY SERVICES LTD | 43210 · electrical installation; 70229 | 2025 | Active | CF3 |
| GES GREEN SOLAR COMPANY (UK) LTD | 43210 · electrical installation | 2022 | Active | CF3 |
| GRANT STEWART SERVICES LTD | 43210 · electrical installation | 2025 | Active | CF3 |
| GREEN ENERGY ELECTRICAL CONTRACTORS LIMITED | 43210 · electrical installation | 2023 | Active - Proposal to Strike off | CF3 |
| GREEN ENERGY HEATING LIMITED | 43210 · electrical installation | 2023 | Active - Proposal to Strike off | CF3 |
| GWP CONSTRUCTION LIMITED | 43290 · other construction installation | 2019 | Active | CF3 |
| H D HOME IMPROVEMENTS LTD | 43290 · other construction installation | 2017 | Active | CF3 |
| HOME ELECTRIC LTD | 43210 · electrical installation | 2026 | Active | CF3 |
| HUTCHOLUX LTD | 43210 · electrical installation | 2025 | Active | CF3 |
| INSPIRE GREEN LTD | 43210 · electrical installation; 43999; 70229; 96090 | 2012 | Active | CF3 |
| J COMPANYS LTD | 43290 · other construction installation | 2022 | Active | CF3 |
| J. REES ELECTRICAL LTD | 43210 · electrical installation | 2021 | Active | CF3 |
| JRC ELECTRICAL CONTRACT SERVICES LIMITED | 43210 · electrical installation | 2020 | Active | CF3 |
| JUSTIN PACHECO CONSTRUCTION LIMITED | 43290 · other construction installation | 2026 | Active | CF3 |
| L & A INTERIORS LIMITED | 43290 · other construction installation | 2020 | Active | CF3 |
| LEWIS AND SON CONSTRUCTION LTD | 43290 · other construction installation | 2026 | Active | CF3 |
| LK LANDSCAPES (SOUTH WALES) LTD | 43290 · other construction installation | 2022 | Active | CF3 |
| MAISLO BUILDING SERVICES LIMITED | 43290 · other construction installation | 2019 | Active | CF3 |
| MARTY JUNIOR MADDEN LTD | 43290 · other construction installation | 2018 | Active - Proposal to Strike off | CF3 |
| N J EDINBOROUGH BUILDING & MAINTENANCE LIMITED | 43290 · other construction installation | 2019 | Active - Proposal to Strike off | CF3 |
| NDL ELECTRICAL LIMITED | 43210 · electrical installation | 2022 | Active | CF3 |
| PR ELECTRICAL SOLUTIONS LIMITED | 43210 · electrical installation | 2022 | Active - Proposal to Strike off | CF3 |
| PRO-TECH MAINTENANCE LTD | 43210 · electrical installation; 81100 | 2019 | Active | CF3 |
| R & E GROUNDCARE LTD | 43290 · other construction installation | 2024 | Active | CF3 |
| R EDWARDS ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2023 | Active | CF3 |
| RCD ELECTRICS LTD | 43210 · electrical installation | 2026 | Active | CF3 |
| RECHARGE SOLUTIONS LIMITED | 43210 · electrical installation; 33140 | 2021 | Active | CF3 |
| RHP BATHROOM SERVICES LIMITED | 43290 · other construction installation | 2014 | Active | CF3 |
| RJB ELECTRICAL ASSOCIATES LIMITED | 43210 · electrical installation | 2017 | Active - Proposal to Strike off | CF3 |
| ROBANS ELECTRICAL LTD | 43210 · electrical installation | 2017 | Active | CF3 |
| ROBINSON BRICKWORK CARDIFF LIMITED | 43290 · other construction installation | 2023 | Active | CF3 |
| S.A.W ELECTRICAL LTD. | 43210 · electrical installation | 2013 | Active | CF3 |
| S.F. ELECTRICAL LIMITED | 43210 · electrical installation | 2005 | Active | CF3 |
| S.G.D. SECURITY LTD. | 43210 · electrical installation; 96090 | 1998 | Active | CF3 |
| SAFEGUARD ELECTRICAL LIMITED | 43210 · electrical installation | 2018 | Active | CF3 |
| SGD (SOUTH WEST) LTD | 43210 · electrical installation | 2003 | Active | CF3 |
| SMARTER ELECTRICAL SOLUTIONS LTD | 43210 · electrical installation | 2025 | Active | CF3 |
| SUMMIT ELECTRICAL GROUP LTD | 43210 · electrical installation | 2026 | Active | CF3 |
| TDJ GROUP LTD | 43210 · electrical installation; 33160 | 2021 | Active | CF3 |
| TECHNO ELECTRICAL LTD | 43210 · electrical installation | 2024 | Active | CF3 |
| TRYDAN SERVICES LIMITED | 43210 · electrical installation | 2023 | Active | CF3 |
| UK GREEN ENERGY GROUP LIMITED | 43210 · electrical installation | 2023 | Active | CF3 |
| WAYNE'S WELDS LIMITED | 43290 · other construction installation | 2023 | Active | CF3 |
What homes around CF3 need
In CF3 last summer (2026) there were ≈12 nights that stayed above 18 °C — 12 times the 1991–2020 average of 1.0 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
1% of sampled postcodes in CF3 sit in a conservation area (on-record, 921 live postcodes).
In Wales 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 CF3, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in CF3, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in CF3, with that district's hot nights and planning rule.