Home / Installers / Liverpool
MARNON LTD: plumbing, heating and air-conditioning company in Liverpool
MARNON LTD is an active limited company (no. 12138071), incorporated in 2019, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in L15 (Liverpool), and 610 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
610 similar companies within 10 km. Liverpool
What homes around L15 need
In L15 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).
12% of sampled postcodes in L15 sit in a conservation area (on-record, 472 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 |
|---|---|---|---|
| DH HEATING AND GAS LTD | 16358412 | L7 | ≈0.9 km |
| HEATBEE LTD | 14846956 | L7 | ≈1.0 km |
| NEXTHEORY GROUP LTD | 16964590 | L7 | ≈1.0 km |
| PLUMB & RENEW LTD | 15570798 | L8 | ≈1.2 km |
| PROCTOR PLUMBING AND HEATING LTD | 13285281 | L15 | ≈1.2 km |
| HYBRIDFORDON LTD | 14130237 | L8 | ≈1.2 km |
| TULLY AND SMITHS PLUMBING SERVICES LTD | 17123494 | L13 | ≈1.2 km |
| PIPELINE HEATING & PLUMBING LTD | 09161237 | L13 | ≈1.3 km |
| M.A.M GAS & HEATING SERVICES LTD | 16520098 | L8 | ≈1.4 km |
| TATE BUILDING SERVICES LTD | 16349138 | L7 | ≈1.4 km |
Company record
| Field | Value |
|---|---|
| Company number | 12138071 |
| Name | MARNON LTD |
| Status | Active |
| Incorporated | 5 Aug 2019 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 43210 · electrical installation |
| Registered office postcode | L15 1HL |
| Outcode | L15 |
| 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 12138071 |
Companies House record: MARNON LTD, company 12138071, 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.