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J A CONSTRUCT LIMITED: plumbing, heating and air-conditioning company in London
J A CONSTRUCT LIMITED is an active limited company (no. 17282404), incorporated in 2026, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in W1S (London), and 3,517 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
3,517 similar companies within 10 km. London
What homes around W1S need
In W1S 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).
100% of sampled postcodes in W1S sit in a conservation area (on-record, 552 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 |
|---|---|---|---|
| RKG & SONS LIMITED | 08796422 | W1S | under 0.1 km |
| MASPER ENGINEERING LTD | 09994637 | W1S | under 0.1 km |
| SADA & PLATTS CONSTRUCTION LTD | 10670620 | W1S | under 0.1 km |
| LONDON CITY DRAINS LTD | 14299155 | W1S | under 0.1 km |
| LONDON MEP MASTERS LTD | 15128694 | W1S | under 0.1 km |
| BRANTOVA LTD | 17085654 | W1S | under 0.1 km |
| LANSMERE CONSTRUCTION LTD | 17226961 | W1S | under 0.1 km |
| S I CONSTRUCT LIMITED | 17293432 | W1S | under 0.1 km |
| U F CONSTRUCT LIMITED | 17298551 | W1S | under 0.1 km |
| CROWN ENGINEERING & CONSULTANTS LTD | 17361095 | W1S | under 0.1 km |
Company record
| Field | Value |
|---|---|
| Company number | 17282404 |
| Name | J A CONSTRUCT LIMITED |
| Status | Active |
| Incorporated | 18 Jun 2026 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 43210 · electrical installation; 41202; 43390 |
| Registered office postcode | W1S 4JL |
| Outcode | W1S |
| 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 17282404 |
Companies House record: J A CONSTRUCT LIMITED, company 17282404, 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.