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LLC PLUMBING & HEATING LTD: plumbing, heating and air-conditioning company in Southampton
LLC PLUMBING & HEATING LTD is an active limited company (no. 12900595), incorporated in 2020, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SO31 (Southampton), and 451 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
451 similar companies within 10 km. Southampton
What homes around SO31 need
In SO31 last summer (2026) there were ≈19 nights that stayed above 18 °C — 7 times the 1991–2020 average of 2.7 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
4% of sampled postcodes in SO31 sit in a conservation area (on-record, 1,187 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 |
|---|---|---|---|
| ALFORD PLUMBING & HEATING LTD | 06133972 | SO31 | ≈0.3 km |
| THB PLUMBING & HEATING LTD | 16045498 | SO31 | ≈0.4 km |
| AIC HEATING AND PLUMBING SERVICES LTD | 16106581 | SO31 | ≈1.0 km |
| S & J HEATING & COOLING LTD | 17324069 | SO30 | ≈1.6 km |
| MAG PLUMBING AND HEATING LIMITED | 07013808 | SO30 | ≈1.8 km |
| CF HEATING LIMITED | 09072888 | SO30 | ≈1.8 km |
| DT04 GAS LTD | 11481454 | SO19 | ≈1.8 km |
| ADVANCED WATER SOFTENERS LIMITED | 04739672 | SO30 | ≈1.8 km |
| TURAY LIMITED | 08575177 | SO31 | ≈1.9 km |
| R J GALE LIMITED | 05883943 | SO30 | ≈1.9 km |
Company record
| Field | Value |
|---|---|
| Company number | 12900595 |
| Name | LLC PLUMBING & HEATING LTD |
| Status | Active |
| Incorporated | 23 Sep 2020 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SO31 8AS |
| Outcode | SO31 |
| 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 12900595 |
Companies House record: LLC PLUMBING & HEATING LTD, company 12900595, 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.