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CONWAY MECHANICAL LIMITED: plumbing, heating and air-conditioning company in Portsmouth
CONWAY MECHANICAL LIMITED is an active limited company (no. 10605462), incorporated in 2017, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in PO1 (Portsmouth), and 446 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
446 similar companies within 10 km. Portsmouth
What homes around PO1 need
In PO1 last summer (2026) there were ≈27 nights that stayed above 18 °C — 9 times the 1991–2020 average of 2.9 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
26% of sampled postcodes in PO1 sit in a conservation area (on-record, 909 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 |
|---|---|---|---|
| RHT MAINTENANCE & FLOORING LIMITED | 13253678 | PO1 | ≈0.2 km |
| TRUE BLUE GAS SERVICES LIMITED | 06330450 | PO1 | ≈0.4 km |
| CAMROSE HEATING LTD | 13910057 | PO1 | ≈0.4 km |
| JPH PLUMBING AND HEATING LIMITED | 14008292 | PO1 | ≈0.4 km |
| LUSTRA INSTALLS LTD | 14981668 | PO1 | ≈0.4 km |
| PARATUS HEATING LIMITED | 17206176 | PO1 | ≈0.4 km |
| CRANESWATER MECHANICAL SERVICES LIMITED | 06505642 | PO5 | ≈0.4 km |
| CATALYSTVISTA VENTURES LTD | 16615730 | PO1 | ≈0.5 km |
| PCS AIRTECH LTD | 16585977 | PO5 | ≈0.6 km |
| ECO SUN SOLUTIONS LTD | 14760445 | PO1 | ≈0.6 km |
Company record
| Field | Value |
|---|---|
| Company number | 10605462 |
| Name | CONWAY MECHANICAL LIMITED |
| Status | Active |
| Incorporated | 7 Feb 2017 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | PO1 2SN |
| Outcode | PO1 |
| 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 10605462 |
Companies House record: CONWAY MECHANICAL LIMITED, company 10605462, 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.