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A J GAS AND WATER LIMITED: plumbing, heating and air-conditioning company in London
A J GAS AND WATER LIMITED is an active limited company (no. 09526285), incorporated in 2015, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SW15 (London), and 1,940 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
1,940 similar companies within 10 km. London
What homes around SW15 need
In SW15 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).
44% of sampled postcodes in SW15 sit in a conservation area (on-record, 1,225 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 |
|---|---|---|---|
| LITTLE DETAILS PROPERTY SERVICES LIMITED | 07237641 | SW15 | ≈0.2 km |
| CLIMATE CRAFTERS LTD | 16965841 | SW15 | ≈0.3 km |
| CARE PROPERTY SERVICES LIMITED | 15483804 | SW15 | ≈0.3 km |
| AC-AM PROJECTS LTD | 17050595 | SW15 | ≈0.4 km |
| DOMINO'S BROTHERS LTD | 13930850 | SW15 | ≈0.6 km |
| KYDD ELECTRICAL LTD | 14094872 | SW15 | ≈0.7 km |
| KYDD BUILDING LTD | 16826305 | SW15 | ≈0.7 km |
| LONDON CLIMATE SOLUTIONS LTD | 15729599 | SW15 | ≈0.8 km |
| HS PLUMBING GROUP LIMITED | 17293090 | SW15 | ≈0.8 km |
| INTERNATIONAL DEVELOPMENT TECHNOLOGIES LTD | 08167669 | SW15 | ≈0.8 km |
Company record
| Field | Value |
|---|---|
| Company number | 09526285 |
| Name | A J GAS AND WATER LIMITED |
| Status | Active |
| Incorporated | 7 Apr 2015 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SW15 5AH |
| Outcode | SW15 |
| 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 09526285 |
Companies House record: A J GAS AND WATER LIMITED, company 09526285, 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.