Crook: plumbing, heating and air-conditioning companies
Crook has 12 plumbing, heating and air-conditioning companies (SIC 43220) and 14 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 DL15, summer 2026 had ≈0 nights above 18 °C there (below the 1991–2020 average of 0.2).
SIC 43220
Open a company
ARNIES PLUMBING SERVICES LTD, incorporated 2024, status Active.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| D&C GAS SERVICES (NE) LTD | 2024 | Active | DL15 |
| ML DIXON PLUMBING & HEATING ENGINEER LTD | 2018 | Active | DL15 |
| ARNIES PLUMBING SERVICES LTD | 2024 | Active | DL15 |
| MSU HEATING SOLUTIONS LTD | 2026 | Active | DL15 |
| QR DOMESTIC PLUMBING LTD | 2026 | Active | DL15 |
| BLAZE PLUMBING & HEATING LIMITED | 2026 | Active | DL15 |
| GRHP LIMITED | 2024 | Active | DL15 |
| N HERRON PLUMBING & HEATING LTD | 2026 | Active | DL15 |
| BUSTON & MAUGHAN LIMITED | 2005 | Active | DL15 |
| DURHAM BOILER MAINTENANCE LTD | 2017 | Active | DL15 |
| FIR TREE PLUMBING & HEATING LTD | 2022 | Active | DL15 |
| RD ENERGY SERVICES LTD | 2013 | Active - Proposal to Strike off | DL15 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| BEECHBURN HOME IMPROVEMENTS LTD | 43290 · other construction installation | 2016 | Active | DL15 |
| J.MULLIGAN GROUNDWORKS LTD | 43290 · other construction installation; 43999 | 2021 | Active | DL15 |
| SBC BUILDERS LTD | 43290 · other construction installation | 2003 | Active | DL15 |
| UNIQUE DRIVEWAYS N.E LTD | 43290 · other construction installation | 2022 | Active | DL15 |
| RIDLEY GROUNDWORKS LTD | 43290 · other construction installation | 2021 | Active | DL15 |
| DANDY FIRE SAFETY AND ELECTRICAL SERVICES LTD | 43210 · electrical installation; 84250 | 2026 | Active | DL15 |
| MADDISON BUILDERS LTD | 43290 · other construction installation | 2025 | Active | DL15 |
| VORTEX LIGHTING LIMITED | 43210 · electrical installation; 90020 | 2006 | Active | DL15 |
| J R RAINE GROUNDWORKS LIMITED | 43290 · other construction installation | 2021 | Active | DL15 |
| ANDREW CARLING ELECTRICS LTD | 43210 · electrical installation | 2024 | Active | DL15 |
| DURHAM ELECTRICAL SERVICES LIMITED | 43210 · electrical installation | 2009 | Active | DL15 |
| IES INDUSTRIAL ELECTRICAL SERVICES LIMITED | 43210 · electrical installation | 2007 | Active | DL15 |
| FAIR FABRICATIONS & INSTALLATIONS LTD | 43290 · other construction installation | 2026 | Active | DL15 |
| PRESTIGE PROPERTIES NE LTD | 43210 · electrical installation; 43341; 68100; 68201 | 2021 | Active | DL15 |
Heat and planning around Crook
In Crook last summer (2026) there were ≈0 nights that stayed above 18 °C — below the 1991–2020 average of 0.2 (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.
5% of sampled postcodes in Crook sit in a conservation area (707 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.