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SOUTHERN GAS LTD: plumbing, heating and air-conditioning company in London
SOUTHERN GAS LTD is an active limited company (no. 14653332), incorporated in 2023, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in WC1H (London), and 3,650 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
3,650 similar companies within 10 km. London
What homes around WC1H need
In WC1H last summer (2026) there were ≈12 nights that stayed above 18 °C — 8 times the 1991–2020 average of 1.6 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
89% of sampled postcodes in WC1H sit in a conservation area (on-record, 306 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 |
|---|---|---|---|
| PLUMBFINITY LIMITED | 15214828 | WC1N | ≈0.1 km |
| JON WARD DESIGN LIMITED | 08010286 | WC1H | ≈0.3 km |
| HPH SERVICES LTD | 16249493 | WC1H | ≈0.3 km |
| BUILD CORP LIMITED | 17069693 | WC1H | ≈0.3 km |
| BLOOMSBURY HEAT & POWER II LIMITED | 14816766 | WC1E | ≈0.4 km |
| ALPINE WORKS LIMITED | 04412871 | WC1B | ≈0.4 km |
| QC HEATING LTD | 16882713 | WC1H | ≈0.4 km |
| CAYTONS LIMITED | 04093053 | WC1N | ≈0.4 km |
| ADVANCED GAS CARE LTD | 07873122 | WC1N | ≈0.4 km |
| CM BUILDING SOLUTIONS LTD | 08112444 | WC1N | ≈0.4 km |
Company record
| Field | Value |
|---|---|
| Company number | 14653332 |
| Name | SOUTHERN GAS LTD |
| Status | Active |
| Incorporated | 9 Feb 2023 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | WC1H 0ND |
| Outcode | WC1H |
| 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 14653332 |
Companies House record: SOUTHERN GAS LTD, company 14653332, 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.