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MERSEY MECHANICAL LTD: plumbing, heating and air-conditioning company in Liverpool
MERSEY MECHANICAL LTD is an active limited company (no. 12939428), incorporated in 2020, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in L30 (Liverpool), and 468 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
468 similar companies within 10 km. Liverpool
What homes around L30 need
In L30 last summer (2026) there were ≈5 nights that stayed above 18 °C — 5 times the 1991–2020 average of 1.1 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
0% of sampled postcodes in L30 sit in a conservation area (no-record-uncertain, 457 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 |
|---|---|---|---|
| Q. D. SERVICES LIMITED | 04661216 | L30 | under 0.1 km |
| CBC MAINTENANCE LTD | 13667066 | L30 | under 0.1 km |
| GREEN GREEN ENERGY LTD | 15119189 | L30 | under 0.1 km |
| CROWLEY HEATING SOLUTIONS LTD | 16713779 | L30 | ≈0.5 km |
| STRONG VENTILATION LTD | 07700253 | L30 | ≈0.5 km |
| IMMERSCAPE LIMITED | 13498628 | L30 | ≈0.7 km |
| ABACUS ENERGY SOLUTIONS LIMITED | 09128024 | L30 | ≈0.8 km |
| GLEAVE SITE MANAGEMENT SERVICES LTD | 11385900 | L9 | ≈0.8 km |
| JG HEATING SERVICES LTD | 16507366 | L21 | ≈0.9 km |
| NAKED FLAME HEATING LIMITED | 10642624 | L30 | ≈0.9 km |
Company record
| Field | Value |
|---|---|
| Company number | 12939428 |
| Name | MERSEY MECHANICAL LTD |
| Status | Active |
| Incorporated | 8 Oct 2020 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | L30 4XL |
| Outcode | L30 |
| 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 12939428 |
Companies House record: MERSEY MECHANICAL LTD, company 12939428, 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.