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SA2: plumbing, heating and air-conditioning companies in Swansea
SA2 (Swansea) has 22 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, SA2 had ≈14 nights above 18 °C in 2026 (10 times the 1991–2020 average of 1.4).
SA2
Open a company
BMECH LIMITED, incorporated 2018, status Active - Proposal to Strike off.
Plumbing, heating and air-conditioning companies
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| A. LLOYD ELECTRICAL & SOLAR LIMITED | 43210 · electrical installation | 2010 | Active | SA2 |
| ATB CONTRACTORS LTD | 43210 · electrical installation | 2024 | Active | SA2 |
| ATEX INSTALLATIONS LTD | 43210 · electrical installation | 2015 | Active | SA2 |
| BLUETREE INSTALLATIONS LTD | 43210 · electrical installation; 43999; 59113; 60200 | 2014 | Active | SA2 |
| COMPLIANCE SAFETY SERVICES LIMITED | 43210 · electrical installation | 2025 | Active | SA2 |
| E DAVIES LIMITED | 43210 · electrical installation | 2020 | Active | SA2 |
| EAST MIDLANDS UNDERFLOOR HEATING STORE LTD | 43290 · other construction installation | 2016 | Active | SA2 |
| ECONOMY ENERGY GROUP LIMITED | 43210 · electrical installation | 2023 | Active | SA2 |
| ECONOMY SOLAR LTD | 43210 · electrical installation | 2022 | Active | SA2 |
| ENVIROTEQ LIMITED | 43210 · electrical installation; 33140; 36000; 37000 | 2011 | Active | SA2 |
| FLOW-LEC LTD | 43210 · electrical installation | 2003 | Active | SA2 |
| FURLONG BAU LIMITED | 43210 · electrical installation; 43290 · other construction installation; 41100; 41202 | 2021 | Active | SA2 |
| GREEN-LINK ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2022 | Active | SA2 |
| GREENEDGE RENEWABLES LTD | 43210 · electrical installation | 2025 | Active - Proposal to Strike off | SA2 |
| JOE ELLIOT ELECTRICAL & RENEWABLES LTD | 43210 · electrical installation | 2023 | Active | SA2 |
| K J FUTURE ELECTRICS LIMITED | 43210 · electrical installation | 2023 | Active | SA2 |
| O'BRIEN SECURITY SYSTEMS LIMITED | 43290 · other construction installation | 2004 | Active | SA2 |
| POWER PLAN ELECTRICAL & PROPERTY SERVICES LTD | 43210 · electrical installation | 2020 | Active | SA2 |
| S L J LIMITED | 43290 · other construction installation | 2005 | Active | SA2 |
| SJC ELECTRICAL CONTRACTORS LTD | 43210 · electrical installation | 2023 | Active | SA2 |
| SPARKZ ELECTRIC LTD | 43210 · electrical installation; 42220 | 2024 | Active | SA2 |
| TALSIN LIMITED | 43210 · electrical installation; 78300 | 2016 | Active | SA2 |
| TEC ELECTRICAL LTD | 43210 · electrical installation | 2025 | Active | SA2 |
| THREE PHASE LTD | 43210 · electrical installation | 2026 | Active | SA2 |
| TRUECORE ELECTRICS LTD | 43210 · electrical installation | 2025 | Active | SA2 |
What homes around SA2 need
In SA2 last summer (2026) there were ≈14 nights that stayed above 18 °C — 10 times the 1991–2020 average of 1.4 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
7% of sampled postcodes in SA2 sit in a conservation area (on-record, 773 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 SA2, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in SA2, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in SA2, with that district's hot nights and planning rule.