Barnard Castle: plumbing, heating and air-conditioning companies
Barnard Castle has 12 plumbing, heating and air-conditioning companies (SIC 43220) and 12 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 DL12, summer 2026 had ≈0 nights above 18 °C there (below the 1991–2020 average of 0.0).
SIC 43220
Open a company
APPOLLO GAS SERVICES LIMITED, incorporated 2007, status Active.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| LUKE BANNISTER PLUMBING & HEATING LTD | 2018 | Active | DL12 |
| HOWSONS HEATING SERVICES LTD | 2010 | Active | DL12 |
| PETER SEDGEWICK LTD. | 2011 | Active | DL12 |
| APPOLLO GAS SERVICES LIMITED | 2007 | Active | DL12 |
| ECO ENERG SOLUTIONS (RENEWABLES) LIMITED | 2014 | Active | DL12 |
| OLD SCHOOL PLUMBING LIMITED | 2003 | Active | DL12 |
| FIX FOR FREE LTD | 2025 | Active | DL12 |
| HYDRO NORTH EAST LTD | 2023 | Active | DL12 |
| TEESDALE RENEWABLES LTD | 2010 | Active | DL12 |
| DEPENDABLE PROPERTY SERVICES GROUP LTD | 2026 | Active | DL12 |
| KNELLER PLUMBING AND HEATING LIMITED | 2023 | Active | DL12 |
| S&S PROJECTS - TEESDALE LTD | 2018 | Active - Proposal to Strike off | DL12 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| ECOMOTION LIMITED | 43210 · electrical installation | 2019 | Active | DL12 |
| YOUNG ENGINEERING SERVICES LIMITED | 43210 · electrical installation | 2009 | Active | DL12 |
| MARK WINTER ELECTRICAL LIMITED | 43210 · electrical installation | 2007 | Active | DL12 |
| HARPERS DEVELOPMENTS LIMITED | 43290 · other construction installation; 43320 | 2018 | Active | DL12 |
| LEO APPLEGARTH ELECTRICAL CONTRACTORS LIMITED | 43210 · electrical installation | 2014 | Active | DL12 |
| CASTLE ELECTRICAL SOLUTIONS LTD | 43210 · electrical installation | 2023 | Active | DL12 |
| S WARWICK LTD | 43210 · electrical installation | 2015 | Active | DL12 |
| RST INSTALLATIONS LTD | 43290 · other construction installation | 2020 | Active | DL12 |
| GK ENGINEERS LIMITED | 43210 · electrical installation | 2024 | Active | DL12 |
| TARNS ELECTRICAL LTD | 43210 · electrical installation | 2018 | Active | DL12 |
| TULLY'S ELECTRICAL ENGINEERS & COMPLETE BUILDING SERVICES LTD | 43210 · electrical installation; 42990; 43390 | 2004 | Active | DL12 |
| D & A COLLING ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2018 | Active | DL12 |
Heat and planning around Barnard Castle
In Barnard Castle last summer (2026) there were ≈0 nights that stayed above 18 °C — below the 1991–2020 average of 0.0 (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.
39% of sampled postcodes in Barnard Castle sit in a conservation area (724 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.