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MASON PLUMBING & HEATING (ESSEX) LTD: plumbing, heating and air-conditioning company in London
MASON PLUMBING & HEATING (ESSEX) LTD is an active limited company (no. 09003000), incorporated in 2014, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in W1T (London), and 3,569 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
3,569 similar companies within 10 km. London
What homes around W1T need
In W1T 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).
85% of sampled postcodes in W1T sit in a conservation area (on-record, 919 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 |
|---|---|---|---|
| COPPER GAS & HEATING LTD | 13427084 | W1T | under 0.1 km |
| ARVILS KRASTINS SERVICES LIMITED | 17147748 | W1T | ≈0.1 km |
| KAM ENGINEERING LTD | 14443069 | W1T | ≈0.1 km |
| CLASS-A GREEN ENERGY UK LIMITED | 14509425 | W1T | ≈0.1 km |
| PEARLY SKY CLEANING AND FACILITY MAINTENANCE COMPANY PRIVATE LTD | 15307255 | W1T | ≈0.1 km |
| SANWELL SERVICES LTD | 15718461 | W1T | ≈0.1 km |
| SIGUV LTD | 15944312 | W1T | ≈0.1 km |
| HAWK PROPERTY SOLUTIONS LTD | 16160809 | W1T | ≈0.1 km |
| LUXE PROPERTY EXPERTS & CO LTD | 16473468 | W1T | ≈0.1 km |
| KAM SURVEYS LTD | 16777881 | W1T | ≈0.1 km |
Company record
| Field | Value |
|---|---|
| Company number | 09003000 |
| Name | MASON PLUMBING & HEATING (ESSEX) LTD |
| Status | Active |
| Incorporated | 17 Apr 2014 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | W1T 2QG |
| Outcode | W1T |
| 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 09003000 |
Companies House record: MASON PLUMBING & HEATING (ESSEX) LTD, company 09003000, 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.