Stock, Chelmsford, Essex: plumbing, heating and air-conditioning companies
Stock, Chelmsford, Essex has 1 plumbing, heating and air-conditioning companies (SIC 43220) and 0 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 CM4, summer 2026 had ≈8 nights above 18 °C there (4 times the 1991–2020 average of 2.2).
SIC 43220
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LSB GROUP LTD, incorporated 2026, status Active.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| LSB GROUP LTD | 2026 | Active | CM4 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| No SIC 43210 or 43290 company in this town | — | — | — | — |
Nearest plumbing companies within 25 km
2,275 plumbing companies (SIC 43220) have a registered office within 25 km. The nearest 10 are listed.
| Company | Number | District | Distance |
|---|---|---|---|
| P VOLLER GAS SERVICES LTD | 05219837 | CM4 | ≈1.2 km |
| THOMSON PLUMBING LTD | 06083393 | CM4 | ≈1.2 km |
| D DOCKERILL AND SON LIMITED | 07288744 | CM4 | ≈1.3 km |
| HOME HERO EST.2021 LTD | 13766277 | CM12 | ≈1.7 km |
| WATSON'S PLUMBING AND HEATING SERVICES LTD | 15532996 | CM11 | ≈2.0 km |
| A & R COOLING SERVICES LIMITED | 03787412 | CM12 | ≈2.1 km |
| RJG MECHANICAL LTD | 15238305 | CM12 | ≈2.4 km |
| KN PLUMBER LTD | 17028233 | CM12 | ≈2.5 km |
| ADVANCE PLUMBING SERVICES LIMITED | 12985590 | CM12 | ≈2.6 km |
| JM THERMO FLOW LTD | 16518609 | CM11 | ≈2.7 km |
Heat and planning around Stock, Chelmsford, Essex
In Stock, Chelmsford, Essex last summer (2026) there were ≈8 nights that stayed above 18 °C — 4 times the 1991–2020 average of 2.2 (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.
23% of sampled postcodes in Stock, Chelmsford, Essex sit in a conservation area (441 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.