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THE BIG GREEN HEAT COMPANY LTD: plumbing, heating and air-conditioning company in Royston
THE BIG GREEN HEAT COMPANY LTD is an active limited company (no. 13295678), incorporated in 2021, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SG8 (Royston), and 43 similar companies have a registered office within 10 km. If you need an MCS-certified air-to-air installer, MCS lists 0 installers certified for air-to-air heat pumps yet (checked 25 Sep 2026), so no company here can offer the £2,500 grant route today.
Active
Within 10 km
43 similar companies within 10 km. Royston
What homes around SG8 need
In SG8 last summer (2026) there were ≈10 nights that stayed above 18 °C — 6 times the 1991–2020 average of 1.7 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
21% of sampled postcodes in SG8 sit in a conservation area (on-record, 1,297 live postcodes).
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).
Hot nights: ERA5-ARCO, June–August, minimum at or above 18 °C, 2026 against the 1991–2020 mean, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points, snapshot 25 Sep 2026. Noise limit from the decision contract, checked 25 Sep 2026.
Nearest similar companies
| Company | Number | District | Distance |
|---|---|---|---|
| PUREAIR VENTILATION SOLUTIONS LTD | 17222833 | SG8 | ≈0.3 km |
| QUINLIVAN PLUMBING & PROPERTY SERVICES LTD | 14755788 | SG8 | ≈0.9 km |
| RVR UTILITIES LTD | 16477058 | SG8 | ≈3.4 km |
| WELLCO HEATING LIMITED | 14843240 | SG8 | ≈4.1 km |
| ROBERT JAMES SYSTEMS LIMITED | 05653242 | SG8 | ≈4.3 km |
| BATTLEDORE LIMITED | 05759239 | SG8 | ≈4.8 km |
| PROSPECT HEATING SERVICES LIMITED | 15613848 | SG8 | ≈4.8 km |
| THOMPSON PLUMBING AND GAS LTD | 15772200 | SG8 | ≈4.8 km |
| RIB VALE SOLUTIONS LTD | 15789044 | SG8 | ≈4.8 km |
| H2O GAS, HEATING & PLUMBING SERVICES LIMITED | 04830943 | SG8 | ≈4.9 km |
Company record
| Field | Value |
|---|---|
| Company number | 13295678 |
| Name | THE BIG GREEN HEAT COMPANY LTD |
| Status | Active |
| Incorporated | 26 Mar 2021 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SG8 8LL |
| Outcode | SG8 |
| Nation | England |
| Air-to-air signal | not yet observed, checked 25 Sep 2026 |
| F-Gas | not yet observed, checked 25 Sep 2026 |
| MCS air-to-air | not yet observed, checked 25 Sep 2026 |
| Retrieved | 25 Sep 2026 |
| Dataset | https://download.companieshouse.gov.uk/BasicCompanyDataAsOneFile-2026-09-01.zip |
| Companies House page | Company 13295678 |
Companies House record: THE BIG GREEN HEAT COMPANY LTD, company 13295678, status Active, 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. Snapshot 1 Sep 2026, retrieved 25 Sep 2026. The 10 km count is equirectangular to 0.1 km. MCS air-to-air confirmed in this catalogue: 0, checked 25 Sep 2026.
Better than a reviews catalogue: the Companies House record, the district hot-night count and the MCS air-to-air observation are on one page.