Letchworth Garden City: plumbing, heating and air-conditioning companies
Letchworth Garden City has 28 plumbing, heating and air-conditioning companies (SIC 43220) and 50 electrical and other installation companies registered here (Companies House, 1 Sep 2026); 0 are MCS-certified for air-to-air yet. If the office is in SG6, summer 2026 had ≈9 nights above 18 °C there (6 times the 1991–2020 average of 1.5).
SIC 43220
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AD PLUMBING & HEATING SERVICES LTD, incorporated 2020, status Active.
Plumbing, heating and air-conditioning companies
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| CIRCUIT-1 LTD | 43210 · electrical installation | 2014 | Active | SG6 |
| CMS VENTILATION LTD | 43290 · other construction installation | 2026 | Active | SG6 |
| ELECOLOGY LIMITED | 43210 · electrical installation | 2010 | Active | SG6 |
| M & R FLOOR RESTORATIONS LTD | 43290 · other construction installation | 2024 | Active | SG6 |
| M & R WOOD FLOORING LTD | 43290 · other construction installation | 2023 | Active | SG6 |
| MORRIS-SPICER LTD | 43290 · other construction installation; 43320; 46180 | 2021 | Active | SG6 |
| RENEWELEC ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2025 | Active | SG6 |
| SOMA SAFETY SOLUTIONS LIMITED | 43210 · electrical installation; 35110; 74909 | 2014 | Active | SG6 |
| INVISTA ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2020 | Active | SG6 |
| INVISTA MAINTENANCE SERVICES LTD | 43210 · electrical installation | 2020 | Active | SG6 |
| LMBU LIMITED | 43210 · electrical installation | 2020 | Active | SG6 |
| MSOV ELECTRICAL LTD | 43210 · electrical installation | 2023 | Active | SG6 |
| VP ELECTRO-TECH LTD | 43210 · electrical installation | 2023 | Active | SG6 |
| EV PARK LTD | 43210 · electrical installation | 2020 | Active | SG6 |
| EV PARK MANAGEMENT LTD | 43210 · electrical installation | 2021 | Active | SG6 |
| EV PARK RP LTD | 43210 · electrical installation | 2021 | Active | SG6 |
| GW LIFTS LIMITED | 43290 · other construction installation; 33120 | 2022 | Active | SG6 |
| ACA SOLUTIONS LIMITED | 43290 · other construction installation | 2018 | Active | SG6 |
| DRAX SERVICES (UK) LTD | 43290 · other construction installation | 2014 | Active | SG6 |
| DRAX360 LIMITED | 43290 · other construction installation | 2014 | Active | SG6 |
| ELECTRASSURE LIMITED | 43210 · electrical installation | 2004 | Active | SG6 |
| ADL ELECTRICS LIMITED | 43210 · electrical installation | 2024 | Active | SG6 |
| KAMBER ELECTRICAL LIMITED | 43210 · electrical installation | 2009 | Active | SG6 |
| DRB BUILDING LIMITED | 43290 · other construction installation | 2021 | Active | SG6 |
| COMPUCOM (UK) LTD | 43210 · electrical installation | 2002 | Active | SG6 |
| EDEN GENERATION LTD | 43290 · other construction installation; 43999; 74100 | 2021 | Active | SG6 |
| ULTRAVOLT SPV1 LIMITED | 43210 · electrical installation; 42220 | 2023 | Active | SG6 |
| NORTH HERTS SPARKS LTD | 43210 · electrical installation | 2022 | Active | SG6 |
| BHB ELECTRICAL AND CONSTRUCTION SERVICES LIMITED | 43210 · electrical installation | 1999 | Active | SG6 |
| D M PETROLEUM SERVICES LIMITED | 43290 · other construction installation | 2003 | Active | SG6 |
| HIRETOWIRE LTD | 43210 · electrical installation | 2025 | Active | SG6 |
| JM PHILIPPS & PARTNERS ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2019 | Active | SG6 |
| BEN COULTER ELECTRICAL LTD | 43210 · electrical installation | 2017 | Active | SG6 |
| LUBO MINCHEV ELECTRICAL LIMITED | 43210 · electrical installation | 2026 | Active | SG6 |
| MAUF ELECTRICAL LTD | 43210 · electrical installation; 43290 · other construction installation | 2025 | Active | SG6 |
| HIGH VOLTAGE COMMISSIONING LTD | 43210 · electrical installation | 2025 | Active | SG6 |
| SOLARIS CONTRACTS LTD | 43210 · electrical installation | 2021 | Active | SG6 |
| WEST GROUNDWORKS LTD | 43290 · other construction installation | 2017 | Active | SG6 |
| G DAVIES ELECTRICAL SERVICES LTD | 43210 · electrical installation; 59111 | 2022 | Active | SG6 |
| AC&DC ELECTRICAL LTD | 43210 · electrical installation | 2023 | Active | SG6 |
| AMBER ELECTRICAL SERVICES (BEDS) LTD | 43210 · electrical installation | 2021 | Active | SG6 |
| RJC SCENERY LIMITED | 43290 · other construction installation | 2022 | Active | SG6 |
| REGSPEKY LIMITED | 43210 · electrical installation | 2026 | Active | SG6 |
| GPMR CONSULTING LIMITED | 43210 · electrical installation; 70229; 71122; 74909 | 2013 | Active | SG6 |
| G & T ELECTRICAL LIMITED | 43210 · electrical installation | 2021 | Active | SG6 |
| HALL NETWORK SERVICES LIMITED | 43210 · electrical installation | 2001 | Active | SG6 |
| CHALFONT BUILDING SERVICES LIMITED | 43290 · other construction installation | 2007 | Active - Proposal to Strike off | SG6 |
| CB CITYSKAPE LTD | 43290 · other construction installation | 2019 | Active - Proposal to Strike off | SG6 |
| BRUCIE LTD | 43290 · other construction installation | 2019 | Active - Proposal to Strike off | SG6 |
| DAVIS PLASTERING LTD | 43290 · other construction installation; 43310 | 2019 | Active - Proposal to Strike off | SG6 |
Heat and planning around Letchworth Garden City
In Letchworth Garden City last summer (2026) there were ≈9 nights that stayed above 18 °C — 6 times the 1991–2020 average of 1.5 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities). The figure is the household-weighted mean of 1 postcode districts where these offices are registered.
32% of sampled postcodes in Letchworth Garden City sit in a conservation area (976 live postcodes across 1 districts).
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, June–August, minimum at or above 18 °C, household-weighted across the districts where these offices are registered, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points, snapshot 25 Sep 2026. Distances are an equirectangular approximation to 0.1 km.
Better than a town directory that only lists names: each plumbing company links to its Companies House record and the local hot-night count.